CN212891414U

CN212891414U - Packing box

Info

Publication number: CN212891414U
Application number: CN202021522990.2U
Authority: CN
Inventors: 单萌萌
Original assignee: Goertek Optical Technology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-06
Anticipated expiration: 2030-07-28

Abstract

The utility model belongs to the technical field of packaging, in particular to a packaging box, which comprises a box body, a box cover and a tongue, wherein the box body, the box cover and the tongue are enclosed into an accommodating cavity; the other side walls of the box body respectively comprise a wall body positioned on the outer side and a reinforcing plate connected with the upper side edge of the wall body, the reinforcing plate is bent from the connecting part and then inserted into the accommodating cavity and arranged close to the wall body, and an inserting structure inserted between the wall body and the reinforcing plate is connected between the adjacent side walls; the packaging box is formed by folding a knife plate. By a cutting board folding forming, simple structure is convenient for produce and is made, is through inserting the grafting structure fixed connection between wall body and the reinforcing plate between the adjacent lateral wall moreover, can reduce with gluey volume, has solved the trouble and big problem of gluing volume of current smart box of mounting production manufacturing, not only can reduction in production cost but also more green.

Description

Packing box

Technical Field

The utility model belongs to the technical field of the packing, especially, relate to a packing carton.

Background

Intelligent electronic product (AR glasses, VR head wear etc.) receives more and more liking of consumers in general, and at present, intelligent electronic product packs through the essence box of mounting, but the essence box of mounting production manufacturing is more troublesome, glue the volume greatly, leads to manufacturing cost higher, does not accord with green's requirement moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a packing carton aims at solving the current problem that the box is made troublesome and is big with gluey volume of mounting finely, not only can reduction in production cost but also more green.

The utility model discloses a packing box, which comprises a box body, a box cover and a tongue piece, wherein the box body is enclosed into a containing cavity, the box cover is connected to the upper side edge of the side wall on one side of the box body, the tongue piece is connected to the inner side surface of the box cover, and after the box cover is covered on the opening of the containing cavity, the tongue piece is attached to the inner side surface of the other side wall opposite to the side wall; all the side walls of the box body respectively comprise a wall body located on the outer side and reinforcing plates connected with the upper side edges of the wall body, the reinforcing plates are inserted into the containing cavities and pressed close to the wall body after being bent from the connecting parts, insertion is connected between the adjacent side walls of the reinforcing plates, the wall body is connected with the inserting structures between the reinforcing plates, and the packaging box is formed by folding a knife plate.

As an improvement, the box body is square and comprises a bottom plate, a rear side wall connected to the rear side edge of the bottom plate, a front side wall connected to the front side edge of the bottom plate, a left side wall connected to the left side edge of the bottom plate, and a right side wall connected to the right side edge of the bottom plate, and the box cover is connected to the upper side edge of the rear side wall;

the front side wall comprises a front wall body connected with the front side edge of the bottom plate and a front wall reinforcing plate connected to the upper side edge of the front wall body, and the front wall reinforcing plate is bent from the connection part, inserted into the accommodating cavity and arranged close to the front wall body; the left side wall comprises a left wall body connected with the left side edge of the bottom plate and a left wall reinforcing plate connected to the upper side edge of the left wall body, and the left wall reinforcing plate is bent from the connecting part, inserted into the accommodating cavity and arranged close to the left wall body; the right side wall include with the right wall body that the right side limit of bottom plate linked together, connect right side wall reinforcing plate on the last side of right side wall body, right side wall reinforcing plate inserts after buckling from the junction the holding intracavity is pressed close to right side wall body sets up.

As an improvement, the inserting structure between the rear side wall and the left side wall comprises a first rear inserting plate connected to the left side edge of the rear side wall, and the first rear inserting plate is inserted between the left wall body and the left wall reinforcing plate; the plug structure between the rear side wall and the right side wall comprises a second rear plug board connected to the right side edge of the rear side wall, and the second rear plug board is inserted between the right wall body and the right wall reinforcing plate;

the plug structure between the front side wall and the left side wall comprises a first front plug board connected to the left side edge of the front wall body, and the first front plug board is inserted between the left wall body and the left wall reinforcing plate; the plug-in structure between the front side wall and the right side wall comprises a second front plug-in board connected to the right side edge of the front wall body, and the second front plug-in board is inserted between the right wall body and the right wall reinforcing board.

As an improvement, the inserting structure arranged between the front side wall and the left side wall further comprises a left inserting plate connected to the front side edge of the left wall reinforcing plate, and the left inserting plate is inserted between the front wall body and the front wall reinforcing plate; the plug structure arranged between the front side wall and the right side wall further comprises a right plug board connected to the front side edge of the right wall reinforcing board, and the right plug board is inserted between the front wall body and the front wall reinforcing board.

As an improvement, a first front cushion plate and a second front cushion plate are respectively connected to the left side edge and the right side edge of the front wall reinforcing plate, the first front cushion plate and the second front cushion plate are bent along the joint and then attached to the side surface of the front wall reinforcing plate close to one side of the front wall body, the first front cushion plate is arranged between the front wall reinforcing plate and the left insertion plate, and the second front cushion plate is arranged between the front wall reinforcing plate and the right insertion plate;

the rear side edge and the front side edge of the left wall body are respectively connected with a first left base plate and a second left base plate, and the first left base plate and the second left base plate are bent and attached to the side face of the left wall body close to the left wall reinforcing plate; the rear side edge and the front side edge of the right wall body are respectively connected with a first right backing plate and a second right backing plate, and the first right backing plate and the second right backing plate are bent and attached to the side face, close to one side of the right wall reinforcing plate, of the right wall body.

As an improvement, a third left base plate is connected to the rear side edge of the left wall reinforcing plate, the third left base plate is bent and attached to the side surface of the left wall reinforcing plate close to the left wall body, and the first rear insertion plate is inserted between the first left base plate and the third left base plate; the rear side edge of the right wall reinforcing plate is connected with a third right base plate, the third right base plate is bent and attached to the side face of the right wall reinforcing plate close to the right wall body, and the second rear inserting plate is inserted between the first right base plate and the third right base plate.

As an improvement, a front platform is arranged on the upper portion, corresponding to the cavity opening, of the front side wall, a left platform is arranged on the upper portion, corresponding to the cavity opening, of the left side wall, a right platform is arranged on the upper portion, corresponding to the cavity opening, of the right side wall, and the front platform, the left platform and the right platform are arranged on the same plane.

As an improvement, a front wall connecting plate is connected between the upper side edge of the front wall body and the front wall reinforcing plate, and the front wall connecting plate is bent at the connecting part of the front wall body and the front wall connecting plate and the connecting part of the front wall connecting plate and the front wall reinforcing plate so as to form the front platform; a left wall connecting plate is connected between the upper side edge of the left wall body and the left wall reinforcing plate, and the left wall connecting plate is bent at the connecting part of the left wall body and the left wall connecting plate and the connecting part of the left wall connecting plate and the left wall reinforcing plate to form the left platform; the right wall connecting plate is connected between the upper side edge of the right wall body and the right wall reinforcing plate, and the right wall connecting plate is bent at the joint of the right wall body and the right wall connecting plate and the joint of the right wall connecting plate and the right wall reinforcing plate to form the right platform.

As an improvement, the box cover comprises a cover body connected to the upper side edge of the rear side wall and a cover body reinforcing plate connected with the right side edge of the cover body, a first bonding plate is connected to one side of the cover body far away from the upper side edge of the rear side wall, a second bonding plate is connected to the left side edge of the cover body, and the cover body reinforcing plate is bent, arranged close to one side face of the cover body close to the bottom plate and bonded with the first bonding plate and the second bonding plate; or the cover body reinforcing plate is connected with the left side edge of the cover body, and the second bonding plate is connected with the right side edge of the cover body.

As an improvement, the tongue comprises a tongue body connected to a side edge of the upper side edge of the rear side wall away from the cover body reinforcing plate, and a tongue reinforcing plate connected to a side edge of the upper side edge of the cover body reinforcing plate away from the tongue body, wherein the tongue reinforcing plate is attached to the tongue body after being bent at one side of the cover body, and the tongue body is bent at one side of the cover body away from the cover body reinforcing plate.

Due to the adoption of the technical scheme, the packing box comprises a box body which is enclosed into an accommodating cavity, a box cover which is connected to the upper side edge of the side wall on one side of the box body and an inserting tongue which is connected to the inner side surface of the box cover, wherein after the box cover is covered on the cavity opening of the accommodating cavity, the inserting tongue is attached to the inner side surface of the other side wall which is opposite to the side wall; the other side walls of the box body respectively comprise a wall body positioned on the outer side and a reinforcing plate connected with the upper side edge of the wall body, the reinforcing plate is bent from the connecting part and then inserted into the accommodating cavity and arranged close to the wall body, and an inserting structure inserted between the wall body and the reinforcing plate is connected between the adjacent side walls; the packaging box is formed by folding a knife plate. Because the packing carton is by a cutting board folding forming, simple structure is convenient for produce and is made, is through inserting the grafting structure fixed connection between wall body and the reinforcing plate between the adjacent lateral wall moreover, can reduce with gluey volume, has solved the problem that current fine mounting box is made troublesome and is big with gluey volume, not only can reduction in production cost but also more green.

Drawings

Fig. 1 is a schematic perspective view of the open state of the packing box of the present invention;

fig. 2 is a schematic perspective view of the packaging box of the present invention in a closed state;

FIG. 3 is a schematic structural view of a knife plate of the packing box of the present invention;

fig. 4 is a schematic view (one) of the folding process of the packing box of the present invention;

fig. 5 is a schematic view (two) of the folding process of the packing box of the present invention;

fig. 6 is a schematic view (three) of the folding process of the packing box of the present invention;

fig. 7 is a schematic view (four) of the folding process of the packing box of the present invention;

wherein 10, the box body, 11, the bottom plate, 12, the rear side wall, 121, the first rear socket plate, 122, the second rear socket plate, 13a, the front wall body, 13b, the front wall reinforcing plate, 13c, the front wall connecting plate, 131, the first front socket plate, 132, the second front socket plate, 133, the first front cushion plate, 134, the second front cushion plate, 14a, the left wall body, 14b, the left wall reinforcing plate, 14c, the left wall connecting plate, 141, the left socket plate, 142, the left notch, 143, the first left cushion plate, 144, the second left cushion plate, 145, the third left cushion plate, 15a, the right wall body, 15b, the right wall reinforcing plate, 15c, the right wall connecting plate, 151, the right socket plate, 152, the right notch, 153, the first right cushion plate, 154, the second right cushion plate, 155, the third right cushion plate, 20, the box cover body, 21, the cover body, 22, the reinforcing plate, 23, the first tongue-bonding plate, 24, the second tongue-bonding plate, 30, the tongue-bonding plate, 31. a tongue body, 32 and a tongue reinforcing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Fig. 1 to 7 are the structural schematic diagram of the packing box of the present invention, wherein, fig. 1 shows the utility model discloses a three-dimensional structure schematic diagram of packing box open mode, fig. 2 shows the utility model discloses a three-dimensional structure schematic diagram of packing box closed mode, fig. 3 shows the utility model discloses a structural schematic diagram of the sword version of packing box, fig. 4 shows the utility model discloses a folding process schematic diagram (one) of packing box, fig. 5 shows the utility model discloses a folding process schematic diagram (two) of packing box, fig. 6 shows the utility model discloses a folding process schematic diagram (three) of packing box, fig. 7 shows the utility model discloses a folding process schematic diagram (four) of packing box. For the sake of convenience, only the parts relevant to the present invention are shown in the drawings.

As can be seen from fig. 1, 2, 3, 4, 5, 6 and 7, the packing box includes a box body 10 enclosing a receiving cavity, a box cover 20 connected to the upper side edge of one side wall of the box body, and a tongue 30 connected to the inner side surface of the box cover 20, wherein after the box cover 20 is covered on the opening of the receiving cavity, the tongue 30 is attached to the inner side surface of the other side wall opposite to the side wall; the remaining side walls of the box body 10 respectively include a wall body located at the outer side and a reinforcing plate connected with the upper side edge of the wall body, the reinforcing plate is bent from the joint and then inserted into the accommodating cavity and arranged close to the wall body, an inserting structure inserted between the wall body and the reinforcing plate is connected between the adjacent side walls, and the packing box is formed by folding a knife board and is usually made of corrugated paper.

The utility model discloses a packing carton is by a cutting board folding forming, and simple structure is convenient for manufacture, is through inserting grafting structure fixed connection between wall body and the reinforcing plate moreover between the adjacent lateral wall, can reduce with gluey volume, has solved the problem that current fine mounting box manufacture is troublesome and is big with gluey volume, not only can reduction in production cost but also more green.

In the utility model, the box body 10 is square, and comprises a bottom plate 11, a rear side wall 12 connected to the rear side edge of the bottom plate 11, a front side wall connected to the front side edge of the bottom plate 11, a left side wall connected to the left side edge of the bottom plate 11, and a right side wall connected to the right side edge of the bottom plate 11, and the box cover 20 is connected to the upper side edge of the rear side wall 12; the front side wall comprises a front wall body 13a connected with the front side edge of the bottom plate 11 and a front wall reinforcing plate 13b connected with the upper side edge of the front wall body 13a, and the front wall reinforcing plate 13b is bent from the connection part and then inserted into the accommodating cavity and arranged close to the front wall body 13 a; the left side wall comprises a left wall body 14a connected with the left side edge of the bottom plate 11 and a left wall reinforcing plate 14b connected to the upper side edge of the left wall body 14a, and the left wall reinforcing plate 14b is bent from the connection part and then inserted into the accommodating cavity and arranged close to the left wall body 14 a; the right side wall comprises a right wall body 15a connected with the right side edge of the bottom plate 11 and a right wall reinforcing plate 15b connected with the upper side edge of the right wall body 15a, and the right wall reinforcing plate 15b is bent from the connection part and then inserted into the accommodating cavity and arranged close to the right wall body 15 a.

Specifically, the inserting structure between the rear sidewall 12 and the left sidewall includes a first rear inserting plate 121 connected to the left side edge of the rear sidewall 12, and the first rear inserting plate 121 is inserted between the left wall 14a and the left wall reinforcing plate 14 b; the insertion structure between the rear sidewall 12 and the right sidewall includes a second rear insertion plate 122 connected to the right side edge of the rear sidewall 12, the second rear insertion plate 122 being inserted between the right wall body 15a and the right wall reinforcing plate 15 b.

The insertion structure between the front side wall and the left side wall includes a first front insertion plate 131 connected to the left side edge of the front wall body 13a, the first front insertion plate 131 being inserted between the left wall body 14a and the left wall reinforcing plate 14 b; the insertion structure between the front and right side walls includes a second front insertion plate 132 connected to the right side edge of the front wall body 13a, the second front insertion plate 132 being inserted between the right wall body 15a and the right wall reinforcing plate 15 b.

In order to enhance the fixed connection performance between the front side wall and the left and right side walls, the plug structure disposed between the front side wall and the left side wall further includes a left plug plate 141 connected to the front side edge of the left wall reinforcing plate 14b, the left plug plate 141 being inserted between the front wall 13a and the front wall reinforcing plate 13 b; the inserting structure provided between the front and right side walls further includes a right inserting plate 151 connected to the front side edge of the right wall reinforcing plate 15b, the right inserting plate 151 being inserted between the front wall body 13a and the front wall reinforcing plate 13 b.

Usually, a first front cushion plate 133 and a second front cushion plate 134 are respectively connected to the left side edge and the right side edge of the front wall reinforcing plate 13b, the first front cushion plate 133 and the second front cushion plate 134 are bent along the joint with the front wall reinforcing plate 13b and then attached to the side surface of the front wall reinforcing plate 13b close to the front wall body 13a, the first front cushion plate 133 is arranged between the front wall reinforcing plate 13b and the left insertion plate 141, and the second front cushion plate 134 is arranged between the front wall reinforcing plate 13b and the right insertion plate 151, so that the thickness of the front side wall can be enhanced, and the supporting strength of the front side wall can be enhanced.

Meanwhile, a first left cushion plate 143 and a second left cushion plate 144 are respectively connected to the rear side edge and the front side edge of the left wall body 14a, the first left cushion plate 143 and the second left cushion plate 144 are bent and attached to the side surface of the left wall body 14a close to the left wall reinforcing plate 14b, a third left cushion plate 145 is connected to the rear side edge of the left wall reinforcing plate 14b, the third left cushion plate 145 is bent and attached to the side surface of the left wall reinforcing plate 14b close to the left wall body 14a, and the first rear insertion plate 121 is inserted between the first left cushion plate 143 and the third left cushion plate 145; a first right pad 153 and a second right pad 154 are respectively connected to the rear side and the front side of the right wall body 15a, the first right pad 153 and the second right pad 154 are bent and attached to the side surface of the right wall body 15a close to the right wall reinforcing plate 15b, a third right pad 155 is connected to the rear side of the right wall reinforcing plate 15b, the third right pad 155 is bent and attached to the side surface of the right wall reinforcing plate 15b close to the right wall body 15a, and the second rear inserting plate 122 is inserted between the first right pad 153 and the third right pad 155. The thickness of the left side wall and the right side wall can be enhanced, and therefore the supporting strength of the left side wall and the right side wall is enhanced.

Since the left and

right socket plates

141 and 151 are bent outward during folding, a left cutout 142 is formed at the joint between the left socket plate 141 and the left wall reinforcing plate 14b, and a right cutout 152 is formed at the joint between the right socket plate 151 and the right wall reinforcing plate 15b, in order to facilitate folding.

Specifically, the first rear insertion plate 121 and the second rear insertion plate 122 are in a ladder shape, one side of the long bottom edge of the first rear insertion plate 121 is a connecting side, one side of the end bottom edge of the first rear insertion plate 122 is an insertion side, the first left cushion plate 143 and the first right cushion plate 153 are also in a ladder shape, the first rear insertion plate 121 and the first left cushion plate 143 are formed by cutting, and the second rear insertion plate 122 and the first right cushion plate 153 are also formed by cutting; the first front inserting plate 131 and the second front inserting plate 132 are in a ladder shape, one side of the long bottom edge of the first front inserting plate is a connecting side, one side of the end bottom edge of the first front inserting plate is an inserting side, the second left cushion plate 144 and the second right cushion plate 154 are also in a ladder shape, the first front inserting plate 131 and the second left cushion plate 144 are formed by cutting, and the second front inserting plate 132 and the second right cushion plate 154 are also formed by cutting.

The utility model discloses in, the upper portion that the lateral wall corresponds the accent in the front is provided with the front platform, is provided with left platform on the upper portion that the left side wall corresponds the accent, is provided with right platform on the upper portion that the right side wall corresponds the accent, and this front platform, left platform and right platform setting are not only convenient for support lid 20 on the coplanar, the folding forming of being convenient for moreover.

Specifically, a front wall connecting plate 13c is connected between the upper side edge of the front wall body 13a and the front wall reinforcing plate 13b, and the front wall connecting plate 13c is bent at the joint of the front wall body 13a and the front wall connecting plate 13c and is bent at the joint of the front wall connecting plate 13c and the front wall reinforcing plate 13b to form a front platform; a left wall connecting plate 14c is connected between the upper side edge of the left wall body 14a and the left wall reinforcing plate 14b, and the left wall connecting plate 14c forms a left platform by bending at the connecting part of the left wall body 14a and the left wall connecting plate 14c and bending at the connecting part of the left wall connecting plate 14c and the left wall reinforcing plate 14 b; a right wall connecting plate 15c is connected between the upper side of the right wall body 15a and the right wall reinforcing plate 15b, and the right wall connecting plate 15c forms a right platform by bending at the joint of the right wall body 15a and the right wall connecting plate 15c and bending at the joint of the right wall connecting plate 15c and the right wall reinforcing plate 15 b.

In the utility model, the box cover 20 comprises a cover body 21 connected to the upper side edge of the rear side wall 12 and a cover body reinforcing plate 22 connected with the left side edge of the cover body 21, wherein one side of the cover body 21 away from the upper side edge of the rear side wall 12 is connected with a first bonding plate 23, the right side edge of the cover body 21 is connected with a second bonding plate 24, and the cover body reinforcing plate 22 is bent and arranged close to one side surface of the cover body 21 close to the bottom plate 11 and is bonded with the first bonding plate 23 and the second bonding plate 24; alternatively, the cover reinforcing plate 22 is attached to the right side edge of the cover 21, and the second adhesive sheet 24 is attached to the left side edge of the cover 21. The box cover 20 consists of the cover body 21 and the cover body reinforcing plate 22, the strength of the box cover 20 can be enhanced, and for the whole packaging box, only glue can be used on the box cover 20, so that the glue consumption can be reduced compared with the existing fine mounting box.

The utility model discloses in, insert tongue 30 including connect the lid reinforcing plate 22 keep away from back lateral wall 12 side on the side insert tongue body 31, connect and keep away from the tongue reinforcing plate 32 that inserts on the side of lid reinforcing plate 22 at the tongue body 31, should insert tongue reinforcing plate 32 to the lid reinforcing plate 22 be close to the lid 21 after a lateral buckling with insert tongue body 31 laminating together, insert tongue body 31 to the lid reinforcing plate 22 keep away from the lateral buckling of lid 21.

Typically, the tongue reinforcement plate 32 and the tongue body 31 are bonded together by gluing.

For easy understanding, the folding process is described below with reference to fig. 3, 4, 5, 6 and 7:

as shown in fig. 4, the first left pad 143 and the second left pad 144 are bent along the joint to attach the first left pad 143 and the second left pad 144 to the side surface of the left wall 14a, the first right pad 153 and the second right pad 154 are bent along the joint to attach the first right pad 153 and the second right pad 154 to the side surface of the right wall 15a, and the first front pad 133 and the second front pad 134 are bent along the joint to attach the first front pad 133 and the second front pad 134 to the side surface of the front wall 13 a.

The first rear insertion plate 121 and the second rear insertion plate 122 are bent along the joint, the first rear insertion plate 121 and the second rear insertion plate 122 are perpendicular to the rear side wall 12, the first front insertion plate 131 and the second front insertion plate 132 are bent along the joint, the first front insertion plate 131 and the second front insertion plate 132 are perpendicular to the front wall body 13a, the left insertion plate 141 is bent reversely along the joint, the left insertion plate 141 is perpendicular to the left wall reinforcing plate 14b, and the right insertion plate 151 is bent reversely along the joint, so that the right insertion plate 151 is perpendicular to the right wall reinforcing plate 15 b.

As shown in fig. 5, the rear wall 12 is bent along the joint to make the rear wall 12 perpendicular to the bottom plate 11, the front wall 13a is bent along the joint to make the front wall 13a perpendicular to the bottom plate 11, the left wall 14a is bent along the joint to make the left wall 14a perpendicular to the bottom plate 11, and the right wall 15a is bent along the joint to make the right wall 15a perpendicular to the bottom plate 11.

As shown in fig. 6, the left wall reinforcing plate 14b is bent along the joint to bend the left wall reinforcing plate 14b to a state close to the left wall body 14a, and the right wall reinforcing plate 15b is bent along the joint to bend the right wall reinforcing plate 15b to a state close to the right wall body 15 a.

As shown in fig. 7, the front wall reinforcing plate 13b is bent along the joint to bend the front wall reinforcing plate 13b to a state close to the front wall body 13 a. Then, bending the first adhesive sheet 23 and the second adhesive sheet 24 along the joints thereof respectively to attach the first adhesive sheet 23 and the second adhesive sheet 24 to the cover body 21; the tongue-in-groove reinforcing plate 32 is bent along the joint to enable the tongue-in-groove reinforcing plate 32 to be attached to the tongue-in-groove body 31, the tongue-in-groove body 31 is bent along the joint between the tongue-in-groove body 31 and the cover body reinforcing plate 22 to enable the tongue-in-groove reinforcing plate 32, the tongue-in-groove body 31 and the cover body reinforcing plate 22 to be in approximately vertical positions, and then the cover body reinforcing plate 22 is bent along the joint between the cover body reinforcing plate 22 and the cover body 21 to enable the cover body reinforcing plate 22 to be attached to the cover body.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A packing box is characterized by comprising a box body which is enclosed into an accommodating cavity, a box cover which is connected to the upper side edge of the side wall of one side of the box body, and an inserting tongue which is connected to the inner side surface of the box cover, wherein after the box cover is covered on the cavity opening of the accommodating cavity, the inserting tongue is attached to the inner side surface of the other side wall which is opposite to the side wall; all the side walls of the box body respectively comprise a wall body located on the outer side and reinforcing plates connected with the upper side edges of the wall body, the reinforcing plates are inserted into the containing cavities and pressed close to the wall body after being bent from the connecting parts, insertion is connected between the adjacent side walls of the reinforcing plates, the wall body is connected with the inserting structures between the reinforcing plates, and the packaging box is formed by folding a knife plate.

2. A packing box according to claim 1, wherein the box body is square-shaped and includes a bottom plate, a rear side wall connected to a rear side edge of the bottom plate, a front side wall connected to a front side edge of the bottom plate, a left side wall connected to a left side edge of the bottom plate, and a right side wall connected to a right side edge of the bottom plate, and the box cover is connected to an upper side edge of the rear side wall;

3. A package as claimed in claim 2 wherein the mating structure between the rear side wall and the left side wall comprises a first rear mating panel connected to a left side edge of the rear side wall, the first rear mating panel being interposed between the left wall and the left wall reinforcing panel; the plug structure between the rear side wall and the right side wall comprises a second rear plug board connected to the right side edge of the rear side wall, and the second rear plug board is inserted between the right wall body and the right wall reinforcing plate;

4. A package as claimed in claim 3, wherein the socket structure provided between the front side wall and the left side wall further comprises a left socket plate connected to a front side edge of the left wall reinforcing plate, the left socket plate being interposed between the front wall body and the front wall reinforcing plate; the plug structure arranged between the front side wall and the right side wall further comprises a right plug board connected to the front side edge of the right wall reinforcing board, and the right plug board is inserted between the front wall body and the front wall reinforcing board.

5. The packaging box according to claim 4, wherein a first front cushion plate and a second front cushion plate are respectively connected to the left side edge and the right side edge of the front wall reinforcing plate, the first front cushion plate and the second front cushion plate are bent along the joint and then attached to the side surface of the front wall reinforcing plate close to the front wall body, the first front cushion plate is arranged between the front wall reinforcing plate and the left inserting plate, and the second front cushion plate is arranged between the front wall reinforcing plate and the right inserting plate;

6. The packaging box according to claim 5, wherein a third left pad is connected to a rear side edge of the left wall reinforcing plate, the third left pad is bent and attached to a side surface of the left wall reinforcing plate close to the left wall body, and the first rear insertion plate is inserted between the first left pad and the third left pad; the rear side edge of the right wall reinforcing plate is connected with a third right base plate, the third right base plate is bent and attached to the side face of the right wall reinforcing plate close to the right wall body, and the second rear inserting plate is inserted between the first right base plate and the third right base plate.

7. A package according to any of claims 2 to 6, wherein a front platform is provided on the front side wall in correspondence with the upper portion of the mouth, a left platform is provided on the left side wall in correspondence with the upper portion of the mouth, a right platform is provided on the right side wall in correspondence with the upper portion of the mouth, and the front platform, the left platform, and the right platform are provided on the same plane.

8. A package as claimed in claim 7, wherein a front wall web is connected between the upper side edge of the front wall and the front wall stiffener, and the front wall web forms the front platform by bending at the junction of the front wall and the front wall web and at the junction of the front wall web and the front wall stiffener; a left wall connecting plate is connected between the upper side edge of the left wall body and the left wall reinforcing plate, and the left wall connecting plate is bent at the connecting part of the left wall body and the left wall connecting plate and the connecting part of the left wall connecting plate and the left wall reinforcing plate to form the left platform; the right wall connecting plate is connected between the upper side edge of the right wall body and the right wall reinforcing plate, and the right wall connecting plate is bent at the joint of the right wall body and the right wall connecting plate and the joint of the right wall connecting plate and the right wall reinforcing plate to form the right platform.

9. The package of claim 2, wherein the lid includes a lid body attached to the upper side edge of the rear side wall, a lid body stiffener attached to the right side edge of the lid body, a first adhesive sheet attached to a side of the lid body away from the upper side edge of the rear side wall, and a second adhesive sheet attached to the left side edge of the lid body, wherein the lid body stiffener is bent to be disposed adjacent to a side of the lid body adjacent to the bottom panel and is adhered to the first adhesive sheet and the second adhesive sheet; or the cover body reinforcing plate is connected with the left side edge of the cover body, and the second bonding plate is connected with the right side edge of the cover body.

10. The packaging box according to claim 9, wherein the tongue comprises a tongue body connected to a side of the cover body reinforcing plate away from the upper side of the rear side wall, and a tongue reinforcing plate connected to a side of the tongue body away from the cover body reinforcing plate, wherein the tongue reinforcing plate is bent toward a side of the cover body reinforcing plate close to the cover body and then is attached to the tongue body, and the tongue body is bent toward a side of the cover body reinforcing plate away from the cover body.