CN113232971A

CN113232971A - Packing box

Info

Publication number: CN113232971A
Application number: CN202110649554.4A
Authority: CN
Inventors: 邹林; 何海任; 黄泽晓
Original assignee: Dongguan Mys Environmental Protection and Technology Co Ltd
Current assignee: Dongguan Mys Environmental Protection and Technology Co Ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-08-10

Abstract

The invention relates to the technical field of product packaging tools and discloses a packaging box. The packing box is including containing the box that holds the chamber, apron subassembly and two spacing supporting parts, be provided with on the box and hold the first opening that the chamber is linked together, be provided with the partition subassembly in the box, the partition subassembly will hold the chamber and separate for a plurality of sub-chambers that hold, two spacing supporting parts set up in the relative both sides wall of first open-ended, the spacing supporting part is buckled to the box, and respectively with partition subassembly looks butt, be provided with a plurality of limit structure on the spacing supporting part, a plurality of limit structure with hold sub-chamber one-to-one setting, the apron subassembly sets up in the lateral wall that first open-ended did not set up spacing supporting part, the apron subassembly is buckled to the box, can with partition subassembly looks butt, and can cover and establish on first opening. The packing box can reduce the extrusion deformation between the bottle bodies and prevent liquid leakage; the cost is low and no environmental pollution is caused; stable in structure and not easy to deform, and improves the safety of product transportation.

Description

Packing box

Technical Field

The invention relates to the technical field of product packaging tools, in particular to a packaging box.

Background

The packing box is widely applied in daily life, and is mainly used for preventing products from being damaged, and particularly products containing liquid are easy to leak due to extrusion. The packing box on the market at present puts the bottle of splendid attire liquid in the box, because there is the clearance between the bottle, emptys easily, leads to revealing. In order to avoid leakage, the foam column is sleeved at one end of the bottle, which is covered with the bottle cap, but the cost of the foam column is high and the environment is easily polluted; secondly, because the box height is higher than the bottle, the box is easy to warp in the direction of height, though there is the foam column as the support column, when the bottle inclines or topples over, the support column can't support, and box structure is unstable.

Disclosure of Invention

The invention aims to provide a packaging box, which solves the problems of high cost, environmental pollution and unstable box body structure of the existing packaging box which is made of plastic materials.

In order to achieve the purpose, the invention adopts the following technical scheme:

a package, comprising:

the box body is provided with a containing cavity, a first opening communicated with the containing cavity is formed in the box body, a separating component is arranged in the box body, and the separating component divides the containing cavity into a plurality of containing sub-cavities;

the two limiting supporting parts are arranged on two opposite side walls of the first opening, the limiting supporting parts are bent towards the inside of the box body and are respectively abutted against the separating assemblies, a plurality of limiting structures are arranged on the limiting supporting parts, and the limiting structures and the containing sub-cavities are arranged in a one-to-one correspondence manner; and

the cover plate assembly is arranged on the side wall, not provided with the limiting and supporting part, of the first opening, is bent towards the inside of the box body, can be abutted against the separation assembly, and can be covered on the first opening.

As a preferable aspect of the above packing box, the limit support portion includes:

a support connection part connected with a sidewall of the first opening; and

the spacing portion, the one end of spacing portion with the support connecting portion link to each other, the other end of spacing portion with separate subassembly looks butt, limit structure for set up in spacing hole on the spacing portion.

The limiting holes have a limiting effect on the bottles placed in the packing box, and the bottles are prevented from being inclined or toppled to cause mutual extrusion collision.

As a preferable scheme of the above packing box, the supporting connection portion includes a first plate and a second plate connected to each other, the first plate is connected to a side wall of the first opening, the second plate is connected to the limiting portion, and the first plate is perpendicular to the second plate and a side wall connected to the first plate.

The first plate and the second plate connect the limiting part on the side wall of the box body and keep a certain distance with the cover plate, so that a space for accommodating the upper part of the bottle is generated, the limiting structure is away from one section of the top end of the bottle, and the limiting of the bottle is firmer.

As a preferred scheme of the above-mentioned packing box, the apron subassembly includes inner cover plate assembly and outer cover plate assembly, inner cover plate assembly with outer cover plate assembly set up respectively in first open-ended does not set up the relative both sides of spacing supporting part, inner cover plate assembly to buckle in the box and butt in separate the subassembly, outer cover plate assembly lid is established the outside of inner cover plate assembly.

As an optimized scheme of the above packing case, the inner cover plate assembly comprises a connecting plate and a first clamping plate, the connecting plate is connected with the side wall of the first opening, the first clamping plate is connected with the connecting plate, and the first clamping plate is connected with the separation assembly in a butting manner and is in clamping fit with the limiting support part.

As an optimal scheme of the packing box, one end of the outer cover plate component, which is not connected with the box body, is provided with a first lock tongue, a first socket is arranged at the joint of the inner cover plate component and the box body, and the first lock tongue is in plug-in fit with the first socket.

As an optimal scheme of the packing box, a second lock tongue is arranged at the joint of the inner cover plate assembly and the box body, a second socket is arranged at the joint of the first lock tongue and the outer cover plate assembly, and the second lock tongue is in plug-in fit with the second socket.

As a preferred scheme of the above packing box, the box body comprises a box body main body, a first bottom plate assembly and a second bottom plate assembly, the top of the box body main body is provided with the first opening, the bottom of the box body main body is provided with a second opening, two sets of the first bottom plate assembly are respectively arranged at two opposite sides of the second opening, two sets of the second bottom plate assembly are respectively arranged at two opposite sides of the second opening, which are not provided with the first bottom plate assembly, and the first bottom plate assembly and the second bottom plate assembly are bent and inserted into the box body main body to form the separation assembly.

As a preferable scheme of the above packaging box, the first bottom plate assembly includes a first connecting bottom plate and a first separating bottom plate, the first connecting bottom plate is connected to the side wall of the second opening, the shape formed by splicing two groups of the first connecting bottom plates is the same as the shape of the second opening, and the first separating bottom plate is connected to the first connecting bottom plate and is perpendicular to the first connecting bottom plate;

the second bottom plate assembly comprises a second connecting bottom plate and a second separating bottom plate, the second connecting bottom plate is connected with the side wall of the second opening and covers the outer side of the first connecting bottom plate, the shape formed by splicing the second connecting bottom plate is the same as that of the second opening, the second separating bottom plate is connected with the second connecting bottom plate and is perpendicular to the first connecting bottom plate, and the second separating bottom plate is spliced with the first bottom plate assembly to form the separating assembly.

As a preferable scheme of the above packaging box, the packaging box is integrally formed by folding and forming paperboard.

The invention has the beneficial effects that:

the packing box provided by the invention comprises a box body containing a containing cavity, wherein a first opening communicated with the containing cavity is formed in the box body, a separating component used for separating the containing cavity into a plurality of containing sub cavities is arranged in the box body, the packing box also comprises a limiting supporting part and a cover plate component, the limiting supporting part is arranged on the side wall of the first opening, the limiting supporting part is bent towards the inside of the box body and is respectively abutted against the separating component, the cover plate component can be abutted against the separating component and can be covered on the first opening, and the limiting supporting part and the cover plate component are both abutted against the separating component, so that the packing box can be integrated, the stability of the packing box is greatly improved, the packing box is not easy to deform when being subjected to pressure, and the safety of product transportation is improved.

The bottle separation is facilitated by the plurality of containing sub-cavities formed by the separation assembly, the bottom limiting is performed, and the limiting supporting part is provided with the plurality of limiting structures which are arranged in one-to-one correspondence with the containing sub-cavities, so that the upper part of the bottle is limited, the integral limiting of the bottle is realized, the extrusion deformation among the bottles is reduced, and the liquid leakage is prevented; no need of plastic material, low cost and no environmental pollution.

Drawings

FIG. 1 is a schematic structural diagram of a packaging box provided by an embodiment of the invention;

FIG. 2 is a schematic plan-view exploded view of a package according to an embodiment of the present invention;

fig. 3 is a first schematic folding diagram of the packing box provided by the embodiment of the invention;

fig. 4 is a second schematic folding view of the packing box according to the embodiment of the present invention;

FIG. 5 is a first cross-sectional view of a package according to an embodiment of the present invention;

fig. 6 is a second cross-sectional view of the packaging box according to the embodiment of the present invention.

In the figure:

1. a box body; 101. a first side wall; 102. a second side wall; 103. a third side wall; 104. a fourth side wall; 11. a first opening; 12. a second opening; 13. a hand-held portion; 14. a second bolt; 15. a tongue plate;

2. a cover plate assembly; 20. an inner deck assembly; 201. a connecting plate; 202. a first clamping plate; 2021. a bayonet; 2022. a limiting bulge; 203. a first socket; 21. an outer cover plate assembly; 211. an outer cover plate; 212. a first bolt; 213. a second socket;

3. a limiting support part; 30. a limiting part; 301. a limiting hole; 31. a support connection portion; 311. a first plate; 312. a second plate; 33. a second clamping plate; 34. a third socket;

4. a base plate assembly; 40. a first backplane assembly; 401. a first connection chassis; 402. a first divider base; 403. an interface; 404. a first plug hole; 41. a second backplane assembly; 411. a second connection base plate; 412. a second partition bottom plate; 413. a second plug hole;

5. a partition assembly.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a packing case for accommodating a to-be-packed piece, and in the embodiment, the packing case accommodates bottles. As shown in fig. 1-3, the packing box comprises a box body 1 containing a containing cavity, a cover plate assembly 2 and two limiting support portions 3, wherein a first opening 11 communicated with the containing cavity is formed in the box body 1, a partition assembly 5 is arranged in the box body 1, the containing cavity is divided into a plurality of containing sub-cavities by the partition assembly 5, and a bottle can be contained in each containing sub-cavity; the two limiting support parts 3 are arranged on two opposite side walls of the first opening 11, the limiting support parts 3 are bent towards the inside of the box body 1 and are respectively abutted against the separating components 5, a plurality of limiting structures are arranged on the limiting support parts 3, and the limiting structures are arranged in one-to-one correspondence with the containing sub-cavities and used for limiting the bottles; the cover plate assembly 2 is arranged on the side wall, not provided with the limiting and supporting part 3, of the first opening 11, the cover plate assembly 2 is bent towards the inside of the box body 1, can be abutted to the separation assembly 5, and can be covered on the first opening 11. The limiting support part 3 and the cover plate component 2 are both abutted with the separating component 5, so that the packaging box can form a whole, the stability of the packaging box is greatly improved, the packaging box is not easy to deform when bearing pressure, and the safety of product transportation is improved; the bottle is conveniently separated and limited at the bottom by arranging the plurality of containing sub-cavities formed by the separating component 5, and the bottle neck of the bottle can be limited by the plurality of limiting structures arranged on the limiting and supporting part 3, so that the whole bottle is limited, the extrusion deformation among the bottles is reduced, and liquid leakage is prevented; no need of plastic material, low cost and no environmental pollution.

Specifically, the packaging box is integrally formed by folding a paperboard, all materials can be recycled, and the environment is protected; only one part is provided, so that the material management cost is low; can be stored and delivered evenly, and has low storage and transportation cost.

In this embodiment, the packing box adopts corrugated container board to make, and corrugated container board has good compressive strength and shock resistance, can bear certain pressure, impact and vibration, and the packing box weight of using corrugated container board to prepare is lighter, low cost, and possesses better compressive shock resistance, can effectively avoid the bottle to receive collision and extrusion in the box 1.

Further, the box 1 includes box main body, two sets of first bottom plate subassembly 40 and two sets of second bottom plate subassembly 41, and box main body's top is provided with first opening 11, and box main body's bottom is provided with second opening 12, and box main body is enclosed by consecutive four lateral walls and closes and form, and box main body's inside forms and holds the chamber, and four lateral walls are first lateral wall 101, second lateral wall 102, third lateral wall 103 and fourth lateral wall 104 respectively.

In order to facilitate the connection between the first side wall 101 and the fourth side wall 104, the tongue plate 15 is connected to the first side wall 101 or the fourth side wall 104, in this embodiment, the tongue plate 15 is connected to the fourth side wall 104, and the fourth side wall 104 is connected to the first side wall 101 through the tongue plate 15 to form a box body.

In order to facilitate the carrying of the mobile packing box, as shown in fig. 2-4, the two opposite side walls of the box body 1 are provided with the hand-held parts 13, in this embodiment, the first side wall 101 and the third side wall 103 are provided with the hand-held parts 13, and of course, the fourth side wall 104 and the second side wall 102 can also be provided with the hand-held parts 13; of course, the carrying handle 13 may be provided on all of the four side walls. In the embodiment, the carrying portion 13 is provided as a carrying hole, which is easy to manufacture, and the shape of the carrying hole is not limited to the shape shown in the drawings.

Alternatively, as shown in fig. 2 to fig. 5, two sets of first bottom plate assemblies 40 are respectively disposed on two opposite sides of the second opening 12, in this embodiment, two sets of first bottom plate assemblies 40 are respectively disposed on the second sidewall 102 and the fourth sidewall 104, two sets of second bottom plate assemblies 41 are respectively disposed on the first sidewall 101 and the third sidewall 103, and the first bottom plate assemblies 40 and the second bottom plate assemblies 41 are respectively bent and inserted into the box body to form the above-mentioned partition assembly 5.

Specifically, the two sets of first bottom plate assemblies 40 each include a first connecting bottom plate 401 and a first separating bottom plate 402, the first connecting bottom plate 401 of one set of first bottom plate assembly 40 in the two sets of first bottom plate assemblies 40 is connected to the second side wall 102, the first connecting bottom plate 401 of the other set of first bottom plate assembly 40 in the two sets of first bottom plate assemblies 40 is connected to the fourth side wall 104, the shape formed by bending and splicing the two sets of first connecting bottom plates 401 into the box body is the same as the shape of the second opening 12, and the first separating bottom plate 402 is connected to the corresponding first connecting bottom plate 401 and is perpendicular to the first connecting bottom plate 401.

Further, a first plug hole 404 is formed in the first backplane assembly 40, the first connection backplane 401 is provided with a first plug hole along the first direction, and the width of the first plug hole along the first direction is equal to the width of the first connection backplane 401 along the first direction, that is, the first plug hole penetrates through the entire width of the first connection backplane 401 along the first direction; the first partition bottom plate 402 is provided with a second insertion hole perpendicular to the first insertion hole (the first insertion hole and the second insertion hole are perpendicular to each other in the molding state of the box body 1, and the first insertion hole and the second insertion hole extend in the same direction before the box body 1 is folded), and the second insertion hole is communicated with the first insertion hole to form a first insertion hole 404.

As shown in fig. 2, the second bottom plate assembly 41 includes a second connection bottom plate 411 and a second separation bottom plate 412, the second connection bottom plate 411 of one of the two sets of second bottom plate assemblies 41 is connected to the first sidewall 101, the second connection bottom plate 411 of the other of the two sets of second bottom plate assemblies 41 is connected to the third sidewall 103, as shown in fig. 3, the second connection bottom plate 411 is covered on the outer side of the first connection bottom plate 401, the shape formed by splicing the two sets of second connection bottom plates 411 is the same as the shape of the second opening 12, the second separation bottom plate 412 is connected to the second connection bottom plate 411 and is perpendicular to the first connection bottom plate 401, and the second separation bottom plate 412 is spliced to the first bottom plate assembly 40 to form the separation assembly 5.

Further, a second insertion hole 413 is provided at an end of the second partition bottom plate 412 far from the second connection bottom plate 411, the second partition bottom plate 412 is inserted by the first insertion holes on the two first connection bottom plates 401, and the second insertion hole 413 on the second partition plate 412 is inserted with the second insertion hole on the first partition bottom plate 402 to form the cross-shaped partition assembly 5.

In this embodiment, the number of the sub-cavities is 4, and 4 bottles can be accommodated in one packing box, and it should be noted that the number of the sub-cavities is not limited to 4, and the sub-cavities can be arranged according to actual packing requirements, and only the number and arrangement mode of the partition components 5 need to be changed correspondingly.

The bottom plate assembly 4 of box 1 forms through the grafting cooperation of first spliced eye 404 and second spliced eye 413 and separates subassembly 5 to it is spacing to separate the bottle, and the equipment is convenient, and the bottom of the case forms auto-lock joint sealing moreover, need not additionally to adopt the sticky tape joint sealing, and packaging efficiency is high, and the carton is retrieved conveniently, also can not cause the pollution to the environment.

As shown in fig. 2 to 5, the position-limiting support portion 3 includes two support connection portions 31 and two position-limiting portions 30, one of the two support connection portions 31 is connected to the first sidewall 101, the other of the two support connection portions 31 is connected to the third sidewall 103, each support connection portion 31 includes a first plate 311 and a second plate 312, the first plate 311 is connected to the first sidewall 101 or the third sidewall 103, the second plate 312 is connected to the corresponding position-limiting portion 30, after assembly, the first plate 311 is perpendicular to the second plate 312, and the first plate 311 is also perpendicular to the first sidewall 101 and the third sidewall 103. The support connection portion 31 is provided to support the cap assembly 2.

Alternatively, one end of the stopper portion 30 is connected to the second plate 312 of the support connection portion 31, and the other end is abutted against the partition member 5. The other end of the limiting part 30 is provided with a second clamping plate 33, the first separating bottom plate 402 is provided with a plug-in port 403, and after the two second clamping plates 33 are collided, the plug-in port 403 on the first separating bottom plate 402 is inserted, so that the limiting support part 3 is connected with the plug-in of the separating component 5, the relative displacement of the limiting support part 3 and the separating component 5 is prevented, and the integral pressure resistance of the box body 1 is improved.

Preferably, as shown in fig. 5, one end of the limiting portion 30 connected to the second clamping plate 33 is inclined downward, so that an included angle between the limiting portion 30 and the second plate 312 is greater than 90 degrees, and a space similar to an inverted triangle is formed between the two limiting portions 30 and the cover plate assembly 2, which has strong structural stability, so that the whole structure of the top of the box body 1 is stable.

Further, be provided with limit structure on spacing portion 30, limit structure is spacing hole 301, and spacing hole 301 cover is established on the bottleneck, realizes spacing to the bottleneck, prevents that the bottle slope or emptys and cause the extrusion collision. In this embodiment, one limiting portion 30 is provided with two limiting holes 301, the limiting holes 301 are set to be elliptical, and in practical situations, the shapes of the limiting holes 301 can be flexibly set according to the shape of a bottleneck, which is not limited.

As shown in fig. 2-4, the cover plate assembly 2 includes an inner cover plate assembly 20 and an outer cover plate assembly 21, the inner cover plate assembly 20 and the outer cover plate assembly 21 are respectively disposed on the second sidewall 102 and the fourth sidewall 104, in this embodiment, the inner cover plate assembly 20 is disposed on the fourth sidewall 104, the outer cover plate assembly 21 is disposed on the second sidewall 102, the inner cover plate assembly 20 is bent toward the inside of the box body 1 and abuts against the partition assembly 5, and the outer cover plate assembly 21 covers the outer side of the inner cover plate assembly 20.

Further, the inner decking member 20 includes a connecting plate 201 and a first clamping plate 202, the connecting plate 201 is connected to the fourth side wall 104, and the first clamping plate 202 is connected to the connecting plate 201. One side of the first clamping plate 202, which is not connected to the fourth side wall 104, is provided with a clamping plate, the clamping plate is provided with a bayonet 2021 and a limiting protrusion 2022 (see fig. 4), the clamping plate is bent into the box body 1 and inserted into the third socket 34, the third socket 34 is inserted through the bayonet 2021 and abuts against the separation component 5, and the limiting protrusion 2022 is in clamping fit with the limiting portion 30, so that the connection stability between the inner cover plate assembly 20 and the limiting support portion 3 is further improved.

Preferably, as shown in fig. 6, the first clamping plate 202 is also configured like an inverted triangle, and the space like the inverted triangle formed between the two limiting parts 30 and the cover plate assembly 2 is matched to enhance the overall stability of the box body 1, so that the product is protected strongly.

As shown in fig. 4, the outer cover plate assembly 21 includes an outer cover plate 211, and the outer cover plate 211 covers the outer side of the inner cover plate assembly 20 to completely cover the first opening 11 of the cabinet 1. The end of the outer cover plate assembly 21, which is not connected to the box body 1, is provided with a first lock tongue 212, the joint of the inner cover plate assembly 20 and the box body 1 is provided with a first socket 203, the first lock tongue 212 bends towards the inside of the box body 1, and the first lock tongue 212 is in insertion fit with the first socket 203, so that the outer cover plate 211 covers the first opening 11.

Further, in order to make the outer cover plate 211 cover more firmly on the box 1, set up the second spring bolt 14 on the department of linking of inner cover plate assembly 20 and box 1, set up second socket 213 in the junction of first spring bolt 212 and outer cover plate 211, second spring bolt 14 is buckled to box 1 is interior, and with the cooperation of pegging graft of second socket 213, make the connection of outer cover plate 211 and box 1 more firm, difficult not hard up, need not to adopt the sticky tape bonding again, the packaging efficiency is high, the carton is retrieved conveniently, can not cause the pollution to the environment yet.

To facilitate understanding of the package disclosed in this embodiment, the folding process of the package will now be described:

firstly, splicing and connecting four side walls of a box body 1;

then, assembling the bottom plate assembly 4, bending the two first separation bottom plates 402 towards the box body 1, bending the two second separation bottom plates 412 towards the box body 1, inserting the two second separation bottom plates 412 into the first separation bottom plates 402 to form separation assemblies 5, and placing bottles into the containing sub-cavities;

then, assembling the limiting support part 3, bending the limiting support part 3 towards the box body 1, sleeving the limiting hole 301 on the bottle neck, and connecting the second clamping plate 33 with the insertion port 403 on the first separating bottom plate 402 in a clamping fit manner;

then, assembling the inner cover plate assembly 20, bending the first clamping plate 202 towards the box body 1, matching and connecting with the third inserting opening 34, and abutting against the top end of the first separating bottom plate 402;

finally, the outer cover plate assembly 21 is assembled, the outer cover plate assembly 21 is covered on the outer side of the inner cover plate assembly 20, the first bolt 212 is inserted into the first socket 203, and the second bolt 14 is inserted into the second socket 213, so that the assembly of the packing box is completed, and the bottle is completely sealed in the packing box.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A package, comprising:

the box body (1) comprises an accommodating cavity, a first opening (11) communicated with the accommodating cavity is formed in the box body (1), a separating component (5) is arranged in the box body (1), and the accommodating cavity is divided into a plurality of accommodating sub-cavities by the separating component (5);

the two limiting supporting parts (3) are arranged on two opposite side walls of the first opening (11), the limiting supporting parts (3) are bent towards the inside of the box body (1) and are respectively abutted against the separating assemblies (5), a plurality of limiting structures are arranged on the limiting supporting parts (3), and the limiting structures and the containing sub-cavities are arranged in a one-to-one correspondence manner; and

the cover plate assembly (2) is arranged on the side wall, not provided with the limiting and supporting portion (3), of the first opening (11), and the cover plate assembly (2) is bent towards the interior of the box body (1), can be abutted to the separation assembly (5) and can be covered on the first opening (11).

2. A packaging box according to claim 1, wherein said limit support (3) comprises:

a support connection (31) connected to a side wall of the first opening (11); and

spacing portion (30), the one end of spacing portion (30) with support connecting portion (31) link to each other, the other end of spacing portion (30) with separate subassembly (5) looks butt, limit structure for set up in spacing hole (301) on spacing portion (30).

3. A packaging case according to claim 2, wherein the supporting connection (31) comprises:

the first plate (311) is connected with the side wall of the first opening (11), the second plate (312) is connected with the limiting portion (30), and the first plate (311) is perpendicular to the second plate (312) and the side wall connected with the first plate (311).

4. A packaging case according to claim 1, wherein the cover assembly (2) comprises: inner cover plate subassembly (20) and outer apron subassembly (21), inner cover plate subassembly (20) with outer apron subassembly (21) set up respectively in not setting up of first opening (11) the relative both sides of spacing supporting part (3), inner cover plate subassembly (20) to buckle in box (1) and butt in separate subassembly (5), outer apron subassembly (21) lid is established the outside of inner cover plate subassembly (20).

5. A packaging case according to claim 4, wherein the inner lid panel assembly (20) comprises:

a connecting plate (201) connected to a side wall of the first opening (11); and

the first clamping plate (202) is connected with the connecting plate (201), and the first clamping plate (202) is abutted to the separation assembly (5) and is in clamping fit with the limiting support part (3).

6. The packing box of claim 4, characterized in that one end of the outer cover plate component (21) which is not connected with the box body (1) is provided with a first locking tongue (212), the joint of the inner cover plate component (20) and the box body (1) is provided with a first socket (203), and the first locking tongue (212) and the first socket (203) are matched in an inserting way.

7. The packing box of claim 6, wherein a second locking tongue (14) is arranged at the joint of the inner cover plate component (20) and the box body (1), a second socket (213) is arranged at the joint of the first locking tongue (212) and the outer cover plate component (21), and the second locking tongue (14) is in inserted fit with the second socket (213).

8. A packaging case according to claim 1, wherein the box (1) comprises:

the box body is provided with the first opening (11) at the top and a second opening (12) at the bottom;

the two groups of first bottom plate assemblies (40) are respectively arranged at two opposite sides of the second opening (12); and

the two groups of second bottom plate assemblies (41) are respectively arranged at the two opposite sides of the second opening (12) where the first bottom plate assembly (40) is not arranged, and the first bottom plate assembly (40) and the second bottom plate assembly (41) are bent in the box body and are mutually inserted to form the separation assembly (5).

9. A package as claimed in claim 8, wherein the first bottom panel assembly (40) comprises a first connecting bottom panel (401) and a first separating bottom panel (402), the first connecting bottom panel (401) is connected with the side wall of the second opening (12), two sets of the first connecting bottom panels (401) are spliced to form the same shape as the second opening (12), and the first separating bottom panel (402) is connected with the first connecting bottom panel (401) and is perpendicular to the first connecting bottom panel (401);

the second bottom plate assembly (41) comprises a second connecting bottom plate (411) and a second separating bottom plate (412), the second connecting bottom plate (411) is connected with the side wall of the second opening (12) and covers the outer side of the first connecting bottom plate (401), the shape formed by splicing the second connecting bottom plate (411) is the same as that of the second opening (12), the second separating bottom plate (412) is connected with the second connecting bottom plate (411) and is perpendicular to the first connecting bottom plate (401), and the second separating bottom plate (412) is spliced with the first bottom plate assembly (40) to form the separating assembly (5).

10. A package as claimed in any one of claims 1 to 9 wherein the package is integrally folded from paperboard.