CN110861817A - a packing box - Google Patents

Abstract

The invention discloses a packing box, which relates to the technical field of packing support. The packing box includes a box body and a box cover, the box body includes a bottom plate and a plurality of cavities arranged around the periphery of the bottom plate, forming a box body structure with an open upper end. One of the two adjacent cavities is provided with an extension lug, and the extension lug can be inserted into the other of the two adjacent cavities, and the adjacent cavities are driven by the extension lug to spread out when the box is opened. , expose the product placed in the box, so that it can be easily taken out, simplifying the unpacking steps. The box cover is connected with any cavity, and the box cover can be buckled down to cover the top of the box body, so as to ensure the safety of the products in the packaging box. In addition, the box body and the box cover are respectively folded and formed from corrugated cardboard. The packaging box uses paper packaging and consumes less materials, which is green and environmentally friendly, and at the same time significantly reduces research and development costs and manufacturing costs.

Description

a packing box

technical field

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

Background technique

At present, China's packaging industry mostly uses green environmental protection materials such as paper card and paper plastic to make packaging, and takes green packaging and comprehensive utilization of packaging waste as the main development direction of the future comprehensive development of the packaging industry, in order to achieve a high technology content and good economic benefits. , a new type of Chinese packaging industry with low resource consumption, less environmental pollution, and full use of human resource advantages. At present, all-paper card display packaging is also used in most of the market, but the existing paper card forming packaging structure often embeds the inner contents into the packaging box body. The cooperation of the box body is often set relatively tight, and it is not easy to take out.

Therefore, how to improve the existing packaging box to overcome the above problems is a problem to be solved by those skilled in the art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a packaging box, which is easy to unpack, easy to take out its built-in products, and has a good packaging experience.

For this purpose, the present invention adopts the following technical solutions:

A packing box including:

A box body, the box body includes a bottom plate and a plurality of cavities arranged around the circumference of the bottom plate, one of the two adjacent cavities is provided with an extension ear plate, and the extension ear plate can be inserted into the adjacent two in another of said cavities;

a box cover, the box cover is connected with any one of the cavities, and the box cover can be buckled downward to cover the top of the box body;

The box body and the box cover are respectively folded and formed from corrugated cardboard.

Optionally, the bottom plate is rectangular, the cavity includes a front cavity, a rear cavity, a left cavity and a right cavity, the box cover is connected to the rear cavity, and the left cavity and The right cavity is provided with the extension ear plate on the side close to the rear cavity and inserted into the rear cavity, and the extension ear plate is provided on both sides of the front cavity and inserted into the front cavity respectively. in the left cavity and the right cavity.

Optionally, the rear cavity includes a first rear cavity and a second rear cavity that are spaced apart, and an accessory box is embedded between the first rear cavity and the second rear cavity.

Optionally, the accessory box includes:

an inner box, the upper side of the inner box is open and the accessories are placed inside;

The annular sleeve is sleeved on the outer side of the inner box, and the inner box can be pushed out through the openings on both sides of the annular sleeve.

Optionally, the front chamber includes a first front cavity and a second front cavity that are spaced apart, a handle is embedded between the first front cavity and the second front cavity, and the handle passes through. the box cover.

Optionally, the box cover includes:

a cover plate, the cover plate is connected to any one of the cavities, and the cover plate can cover the top of the box body;

Buckle plates, the buckle plates are arranged on both sides of the connecting end of the cover plate and the cavity, the buckle plates can be bent to the side of the box body, and buckle lugs are arranged on both sides of the buckle plates, The snap-fit lugs can be inserted into the gaps adjacent to the cavities to fasten the box cover on the box body.

Optionally, an upper cavity and a lower cavity are respectively provided on the inner side of the cover plate and the bottom plate, and the upper cavity and the lower cavity have corresponding positions, so that when the cover plate is fastened, the upper cavity is The cavity and the lower cavity are capable of clamping the product.

Optionally, a sealing plate is connected to one end of the cover plate that is not connected to the cavity and the buckle plate, the sealing plate can be bent to the side of the cavity, and the sealing plate can be bonded to the side of the cavity to achieve locking of the packaging box;

A tear line is provided on the sealing plate, and the tear line can be torn along the extending direction of the cavity to unlock the packaging box.

Optionally, a buffer member is provided in each of the cavities.

Optionally, the buffer member is configured as a semicircular profile of a paper tube.

The beneficial effects of the present invention are:

The invention provides a packing box, which comprises a box body and a box cover, the box body includes a bottom plate and a plurality of cavities arranged around the circumference of the bottom plate, forming a box body structure with an open upper end. One of the two adjacent cavities is provided with an extension lug, and the extension lug can be inserted into the other of the two adjacent cavities. When the box is opened, the extension lug is linked to drive the adjacent cavities to spread out. , expose the product placed in the box, so that it can be easily taken out, simplifying the unpacking steps. The box cover is connected with any cavity, and the box cover can be buckled down to cover the top of the box body, so as to ensure the safety of the products in the packaging box. In addition, the box body and the box cover are respectively folded and formed from corrugated cardboard. The packaging box uses paper packaging and consumes less materials, which is green and environmentally friendly, and at the same time significantly reduces research and development costs and manufacturing costs.

Description of drawings

Fig. 1 is the structural representation of packing box in the embodiment of the present invention;

Fig. 2 is the structural representation in the state where the box cover of the packing box is opened in the embodiment of the present invention;

Fig. 3 is the structural representation under the state that the packing box is fully opened in the embodiment of the present invention;

Fig. 4 is the structural schematic diagram in the state where the cavity in the packing box is opened in the embodiment of the present invention;

Figure 5 is an exploded view of the accessory box in the embodiment of the present invention;

Fig. 6 is the exploded view under the state that the packing box is fully opened in the embodiment of the present invention;

7 is a first structural schematic diagram of a first buffer member in an embodiment of the present invention;

8 is a schematic diagram of the second structure of the first buffer member in the embodiment of the present invention;

9 is a schematic structural diagram of a second buffer member in an embodiment of the present invention;

Fig. 10 is the paper mould making drawing of the box body in the embodiment of the present invention;

Fig. 11 is the paper mould making drawing of the inner box in the embodiment of the present invention;

Fig. 12 is the paper mould making drawing of the annular sleeve in the embodiment of the present invention;

13 is a drawing of a paper mold of the first buffer box in the embodiment of the present invention;

Fig. 14 is the paper mold making drawing of the second buffer box body in the embodiment of the present invention;

15 is a drawing of a paper mold of the fourth buffer box in the embodiment of the present invention;

Fig. 16 is the paper mold making drawing of the upper cavity in the embodiment of the present invention;

Fig. 17 is a drawing of a paper mold of the box cover in the embodiment of the present invention.

In the picture:

1. Box body; 2. Box cover;

11, bottom plate; 12, cavity; 13, extension lug plate; 14, accessory box; 15, handle; 16, buffer part; 17, side plate; 18, folding plate; 21, cover plate; 22, buckle plate; 23 , Buckle ear plate; 24. Seal plate;

121, rear cavity; 122, left cavity; 123, right cavity; 124, front cavity; 125, upper cavity; 126, lower cavity; 141, inner box; 142, annular sleeve; 161, first buffer Parts; 162, the second buffer part; 181, the extension plate; 182, the abutment plate; 211, the connecting plate; 241, the tear line;

1211, the first rear cavity; 1212, the second rear cavity; 1241, the first front cavity; 1242, the second front cavity; 1611, the first buffer box; 1612, the second buffer box; 1613, The third buffer box; 1614, the fourth buffer box.

Detailed ways

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clearly, the technical solutions of the present invention are further described below with reference to the accompanying drawings and through specific embodiments.

In the description of the present invention, unless otherwise expressly specified and limited, the terms "connected", "connected" and "fixed" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated ; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

In the description of this embodiment, the terms "upper", "lower", "right", etc. are based on the orientation or positional relationship shown in the accompanying drawings, which are only for convenience of description and simplified operation, rather than indicating Or imply that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention. In addition, the terms "first" and "second" are only used for distinction in description, and have no special meaning.

The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for the convenience of description, the drawings only show some but not all structures related to the present invention.

The embodiment of the present invention proposes a packaging box, as shown in Figures 1-2, comprising a box body 1 and a box cover 2, the box cover 2 is buckled on the box body 1 to form a packaging box, and placed in the box body 1 There is an inner package. By embedding the inner package into the packaging box body, the transportation of the inner package is realized through the packaging box. However, in order to ensure that the inner package is not shaken and damaged during the external transportation, the cooperation between the inner package and the packaging box body is often set relatively tight, and it is not easy to take out.

In order to solve the above problems, as shown in FIGS. 1-5 , the box body 1 of the packaging box proposed in this embodiment includes a bottom plate 11 and a plurality of cavities 12 arranged around the bottom plate 11 to form a box with an open upper end. body structure. One of the two adjacent cavities 12 is provided with an extension lug 13, and the extension lug 13 can be inserted into the other of the two adjacent cavities 12 to connect the two adjacent cavities 12. During the box, the extension lugs 13 are linked to drive the adjacent cavities 12 to spread out, exposing the products placed in the packaging box, avoiding the situation that it is difficult to take out the inner package due to the tight cooperation between the inner package and the packaging box. This packaging box It can be easily taken out without digging the contents, which simplifies the unpacking steps. The box cover 2 is connected with any cavity 12 , and the box cover 2 can be buckled downward to cover the top of the box body 1 to ensure the safety of the products in the packaging box body 1 . In addition, the box body 1 and the box cover 2 are respectively folded and formed from corrugated cardboard, and the packaging box uses paper packaging and consumes less materials, which is green and environmentally friendly, and at the same time, the manufacturing cost is significantly reduced.

Optionally, both ends of the cavity 12 are provided with extension lugs 13, and any two adjacent cavities 12 are a first cavity and a second cavity, and the first cavity and the second cavity are correspondingly provided There are a first extension lug and a second extension lug, wherein the first extension lug on the first cavity can be inserted into the second cavity, and the second extension lug on the second cavity can abut the first on the sides of the cavity. By overlapping the two extending lugs 13 to abut against the cavity 12, not only the stability of the box body 1 can be improved, but also the extension lugs 13 at either end can be selected to be inserted into the adjacent cavities 12 during installation. Demand selection, more versatility.

In order to improve the versatility of the packaging box, as shown in Figures 2-4, the specific shape of the packaging box can be selected according to the shape of the inner package, that is, it is ensured that the inner package can be embedded in the space provided around the bottom plate 11 without leaving a gap. The inside of the cavity 12 is sufficient. Specifically, in this embodiment, the bottom plate 11 is set as a rectangle, which has a simple structure and a rectangle is a common shape of a packaging box. Therefore, the cavity 12 surrounding the bottom plate 11 includes a front cavity 124 , a rear cavity 121 , and a left cavity 122 and the right cavity 123, the inner contents are arranged on the rectangular bottom plate 11 surrounded by the above cavities, and the surrounding cavities 12 ensure that the inner contents do not shake in the packaging box.

Preferably, the box cover 2 is connected with the rear cavity 121 , and the rear cavity 121 is connected with the long side of the rectangular bottom plate 11 , so as to facilitate the stable connection of the box body 1 . Furthermore, the left cavity 122 and the right cavity 123 are provided with extension lugs 13 on the side close to the rear cavity 121 and are inserted into the rear cavity 121, and the front cavity 124 is provided with extension lugs 13 on both sides and respectively It is inserted into the left cavity 122 and the right cavity 123 . So that when the box cover 2 is opened, the rear cavity 121 can be opened by flattening the box cover 2. Since the extension lugs 13 of the left cavity 122 and the right cavity 123 are inserted into the rear cavity 121, the rear cavity 121 When opened, the extension lugs 13 that can push the left cavity 122 and the right cavity 123 to be pulled out from the rear cavity 121 and open the left cavity 122 and the right cavity 123 in conjunction with each other; The extension lugs 13 on both sides of the front cavity 124 are inserted, so when the left cavity 122 and the right cavity 123 are opened, the extension lugs 13 on both sides of the front cavity 124 can be pushed out to open the front cavity 124 in conjunction. By pulling out the two extension lugs 13 at the same time, on the one hand, the left cavity 122 and the right cavity 123 can be opened at the same time to improve the opening efficiency of the packaging box, and on the other hand, the left cavity 122 and the right cavity 123 can be opened from the two The side linkage opens the front cavity 124 to improve the reliability of the linkage opening.

In this embodiment, as shown in FIGS. 3-5 , the rear cavity 121 includes a first rear cavity 1211 and a second rear cavity 1212 that are spaced apart, and the space between the first rear cavity 1211 and the second rear cavity 1212 An accessory box 14 is embedded. Since when the inner package is set as an electronic product, the inner package often needs to be equipped with accessories such as electronic connecting wires, so the separate accessory box 14 is arranged in the packaging box, which is convenient for users to classify and take, neat and beautiful, and more practical At the same time, the accessory box 14 can be taken out from the packaging box, and the user can directly keep the contents and the accessory box 14 to reduce the occupied area. In addition, since the accessory box 14 is embedded between the spaced first rear cavity 1211 and the second rear cavity 1212 , the accessory box 14 is prevented from shaking during transportation by fixing the position of the accessory box 14 , while the first rear cavity The cavity 1211 and the second rear cavity 1212 can also play a buffer role for the accessory box 14 to improve the safety of the installation box.

Preferably, as shown in FIG. 5 , the accessory box 14 includes an inner box 141 and an annular sleeve 142 , the upper side of the inner box 141 is open and the accessories are placed inside, the annular sleeve 142 is sleeved outside the inner box 141 , and the inner box 141 can pass through the annular sleeve The openings on both sides of the 142 are pushed out. The accessory box 14 is set as a push-pull box type, so that the user can easily and effortlessly take out the accessories placed in the inner box 141 . In addition, since the two sides of the annular sleeve 142 are open, the inner box 141 can be pushed out from both sides, which is more convenient, and at the same time, the annular sleeve 142 covers the opening position of the inner box 141, which can also ensure certain safety. Optionally, the annular sleeve 142 can also be provided in the form of one side opening, and the corresponding side of the opening can be provided with a through hole for accommodating the fingers to pass through. The inner box 141 is pushed out from the annular sleeve 142 through the through hole, and by setting one side of the opening, it is avoided that the inner box 141 is pushed out from the other side of the annular sleeve 142 due to excessive force by the user when the annular sleeve 142 is opened on both sides. phenomenon occurs.

In this embodiment, as shown in Figures 1-4, the box cover 2 includes a cover plate 21 and a buckle plate 22, the cover plate 21 is connected to any cavity 12, the cover plate 21 can cover the top of the box body 1, and the buckle plate 22 is provided On both sides of the connecting end of the cover plate 21 and the cavity 12 , the buckle plate 22 can be bent to the side of the cavity 12 , and the buckle lugs 23 are provided on both sides of the buckle plate 22 , and the buckle lugs 23 can be inserted into the adjacent hollows. The box cover 2 is fastened to the box body 1 in the gap of the cavity 12 . Since the buckle plate 22 is arranged to be inserted through the buckle ear plate 23, the packaging box can be opened and closed repeatedly, so that the packaging box can be reused and the utilization rate is improved.

Specifically, a sealing plate 24 is connected to one end of the cover plate 21 that is not connected to the cavity 12 and the buckle plate 22. The sealing plate 24 can be bent to the side of the cavity 12, and the sealing plate 24 can be bonded to the side of the cavity 12 to realize packaging. Locking of the box. By fixing the sealing plate 24, the box cover 2 can be secured on the box body 1, and even if the buckle ear plates 23 on both sides of the buckle plate 22 are pulled out from the gap of the cavity 12, the box cover 1 cannot be opened to realize the packaging box. Anti-theft, improve the protection and safety of the packaging box. In order to open the packaging box, a tear line 241 is provided on the sealing plate 24, and the tear line 241 can be torn along the extending direction of the cavity 12 to realize the unlocking of the packaging box. The tear line 241 can be set along the extending direction of the cavity 12. By bonding the parts below the tear line 241 of the sealing plate 24, after tearing along the tear line 241, it can be realized by pulling out the buckle ear plate 23. Opening of the box cover 2. Preferably, the tear line 241 is set close to the cover plate 21 to avoid that when the packaging box is torn along the tear line 241, the connection part between the sealing plate 24 and the cover plate 21 is too large, which will affect the appearance of the packaging box. . Optionally, the bonding method can be set to apply glue or paste double-sided tape on the inner side of the sealing plate 24 and/or the outer side of the corresponding cavity 12 , and the fixing method can be set according to the actual situation, which is not specifically limited here.

In this embodiment, as shown in FIG. 3 , an upper cavity 125 and a lower cavity 126 are respectively provided on the inner side of the cover plate 21 and the bottom plate 11 . The upper cavity 125 and the lower cavity 126 can then clamp the product. The upper and lower surfaces of the product are supported by the upper cavity 125 and the lower cavity 126, while the left cavity 122, the right cavity 123, the front cavity 124 and the rear cavity 121 are arranged around the periphery of the product to support the surrounding of the product The surface of the product can be fixed in the packaging box to prevent the product from being damaged by moving up and down in the packaging box during transportation. Preferably, the shape and size of the upper cavity 125 is the same as that of the lower cavity 126, and both the upper cavity 125 and the lower cavity 126 are slightly smaller than the bottom plate 11, so that the upper cavity 125 and the lower cavity 126 can be inserted into the left cavity 122, the right cavity The cavity 123, the front cavity 124 and the rear cavity 121 are enclosed in the space, so that when the cover plate 21 is fastened, the above cavities 12 can completely fit the surfaces of the product, thereby further improving the safety of the packaging box.

Specifically, as shown in FIG. 6 , buffer members 16 are provided in the cavity 12 , namely, the upper cavity 125 , the lower cavity 126 , the left cavity 122 , the right cavity 123 , the front cavity 124 and the rear cavity 121 Buffer parts 16 are provided, so that when the product is put into the packaging box, it can be wrapped in the cavity 12 provided with the buffer part 16 to provide protection for the product from up and down, left and right, front and rear, and reduce the buffer force during transportation. Wherein, the buffer member 16 can be configured as an inflatable bubble roll, which is commonly used for express transportation and is inexpensive and readily available. Preferably, the buffer member 16 can also be set as a semicircular profile of a paper tube, and the buffer layer is formed by utilizing the buffering performance of the cavity 12 itself and combined with the excellent cushioning resilience of the semicircular paper tube profile. In addition, both the paper tube material and the packaging box are made of paper material, which is environmentally friendly and easy to recycle.

Specifically, as shown in FIGS. 6-9 , the buffer member 16 includes a first buffer member 161 and a second buffer member 162 , which can be selected according to the size of the cavity 12 . When the cavity 12 is a cube-shaped structure, that is, in the left cavity 122, the right cavity 123, the front cavity 124 and the rear cavity 121, the buffer member 16 can be configured to be equipped with a plurality of connected semicircular profiles of paper tubes. The carton, that is, the first buffer part 161, the radius of the semicircular profile is the same as the height of the cavity 12, and the interior of the cavity 12 is filled by connecting a plurality of semicircular profiles. In this form, a carton is also sleeved outside the semicircular profiles. That is, the safety is ensured, and the shape is relatively simple and easy to manufacture; when the cavity 12 is a flat structure, that is, the upper cavity 125 and the lower cavity 126, the buffer member 16 can be configured as two layers of paper tube semicircular profiles arranged symmetrically up and down, Namely the second buffer member 162, a paper plate with the same length and width as the cavity 12 is arranged between the two layers of semicircular profiles of the paper tube, and the radius of the semicircular profiles is the same as half of the height dimension of the cavity 12. The form of setting a layer of semi-circular profiles has better stability and is suitable for the arrangement of large-area paper tubes. By arranging two forms of the semicircular profile of the paper tube, the selection can be facilitated according to the size and structure of the inner cavity 12 , the versatility is better, and the best buffer effect is ensured.

Preferably, the cavity 12 can be set as an openable box. On the one hand, it is more convenient to put the buffer member 16 in the cavity 12 during manufacture, so as to avoid the inconvenience caused by integrally manufacturing the cavity 12 with the buffer member 16. On the other hand, other items can also be put into the cavity 12 according to the actual situation. For example, when there are many product accessories or the user wants to reuse the packaging box, the buffer part 16 can be taken out from the cavity 12 and put into other items. , in order to improve the efficient use of the box.

Therefore, the use method of the packing box in this embodiment is explained in conjunction with Figs. 1-6:

The first step is to tear the tear line 241 along the extending direction of the cavity 12 to unlock the packaging box, and pull out the buckle lugs 23 provided on both sides of the buckle plate 22 from the gap between the adjacent cavities 12, By opening the cover plate 21 relative to the box body 1, the products arranged in the box body 1 are exposed;

The second step is to open the rear cavity 121 together with the box cover 2 to a flat position, and the rear cavity 121 pushes the extension lugs 13 of the left cavity 122 and the right cavity 123 to be pulled out from the rear cavity 121 and opens the left cavity 122 in linkage and the right cavity 123, and when the left cavity 122 and the right cavity 123 are opened, push the extension lugs 13 on both sides of the front cavity 124 to pull out and open the front cavity 124 in linkage, so as to open the box body 1 for easy access Products exposed in box 1;

The third step is to take out the accessory box 14 embedded between the first rear cavity 1211 and the second rear cavity 1212 , and then push out the inner box 141 from the annular sleeve 142 of the accessory box 14 so as to be taken out from the inner box 141 Accessories to achieve access to all products in the box.

In order to realize the folding molding of the above-mentioned packaging box, as shown in Figure 6 and Figure 10, the box body 1 comprises a bottom plate 11, a side plate 17 connected with the bottom plate 11 and a plurality of folded plates 18 connected with the side plate 17. The side plates 17 It is a corrugated cardboard with the bottom plate 11 extending around, and the folded plates 18 arranged around it can be folded toward the bottom plate 11 and form a cavity 12 around the bottom plate 11 with the side plates 17 . Each of the folding boards 18 includes an extension board 181 extending in a direction away from the bottom plate 11 , and extension ear boards 13 and abutting boards 182 respectively located on both sides of the extension board 181 . Specifically, the folding sequence of the box body 1 is as follows: first, bend the extension plate 181 upward, forward, downward, and forward in sequence to form a cavity 12 with openings on both sides; The inner side is bent and abuts the side opening of the cavity 12 to form a cavity 12 with one side opening; then, the extension plate 181 is connected to the side plate 17 and is bent downward to form a cavity with the side plate 17 as the outer side. 12; Finally, insert the extension lugs 13 provided on one side of the folding plate 18 into the adjacent cavities 12, and a plurality of adjacent cavities 12 are connected with the bottom plate 11 to form the box body 1.

In order to connect the adjacent cavities 12 more closely, the size of the folded plate 18 inserted into the end of the cavity 12 of the extension ear plate 13 along the extension direction of the cavity 12 is set to be smaller than the size of the side plate 17, which is closely related to the folded plate 17. The dimension difference of the size of the plate 18 along the extending direction of the cavity 12 is not less than the width of the cavity 12 . Since the side plate 17 is used as the outer surface of the cavity 12, the length of the outer side of the formed cavity 12 is longer than the inner side, and when the extension lug 13 is inserted into the cavity 12, the end of the insertion cavity 12 can be inserted into the cavity 12. It is inserted into the cavity 12 and abuts the inner side of the side plate 17. The inner side of the side plate 17 abuts against the opening on one side of the cavity 12 to form a complete box structure. Multiple cavities 12 are embedded in each other to form a tighter box. Body 1 structure. In this embodiment, since the extension lugs 13 of the left cavity 122 and the right cavity 123 need to be inserted into both sides of the rear cavity 121 , the dimensions of both sides of the extension plate 181 of the rear cavity 121 along the extension direction of the cavity 12 are the same. It is set smaller than the size of the side plate 17, so that when the left cavity 122 and the right cavity 123 are connected to the rear cavity 121, the left cavity 122 and the right cavity 123 can be embedded on both sides of the rear cavity 122 and abutted The inner side of the side plate 17 of the rear cavity 12, so as to realize the connection of the adjacent cavities 12, for the same reason that the extension plate 181 on the side connecting the left cavity 122 and the right cavity 123 with the front cavity 124 is required to be connected along the cavity 12. The dimensions in the extending direction are all set to be smaller than the dimensions of the side plate 17, so that the front cavity 124 can be embedded in the left cavity 122 and the right cavity 123 and abut against the inner side of the side plate 17 of the corresponding cavity 12, so as to form a stable and tight periphery. Connected Box 1.

In this embodiment, as shown in FIGS. 10-12 , the accessory box 14 is formed by nesting an inner box 141 and an annular sleeve 142 made of corrugated cardboard, respectively. The side plate 17 is connected with two folded plates 18 arranged symmetrically, and a gap is set between the two folded plates 18 so that after the first rear cavity 1211 and the second rear cavity 1212 are formed by bending, the gap between the two can be An accessory box 14 is placed inside. Similarly, preferably, in order to facilitate the user to take the installation box, the side plate 17 on one side of the front cavity 124 is also connected with two folded plates 18 arranged symmetrically, and the two folded plates 18 After the first front cavity 1241 and the second front cavity 1242 are formed, the handle 15 can be placed in the gap between them. However, the difference is that since the accessory box 14 needs to be arranged on the surface of the box body 1, and the handle 15 needs to be arranged on the inside of the box body 1, so that the handle 15 can be pulled out from the inner side of the front cavity 124 to pull the box body 1, so it can be folded to form The extension plates 181 of the first front cavity 1241 and the second front cavity 1242 are disposed away from the bottom plate 11 , so that when the folding plate 18 is bent, the first front cavity 1241 and the second front cavity 1242 can be bent It is arranged inside the front cavity 124, and the handle 15 is embedded between the first front cavity 1241 and the second front cavity 1242. The side plate 17 is provided with a through hole through which the handle 15 can pass through. 17 is penetrated inside and the package box can be easily taken through the handle 15 .

Preferably, the handle 15 is arranged in the middle position of the front cavity 124 to ensure that the user does not fall off when the user lifts the packing box through the handle 15 . The handle 15 can be set as a plastic handle, and the handle is fixed on the packaging box through the protruding parts on both sides of the plastic handle. At the same time, when the packaging box does not need to be lifted, the plastic handle can be placed back in the front cavity 124 to ensure the packaging The aesthetics of the box.

It is worth noting that the box body 1 can be arranged in multiple layers, for example, a multi-layer bottom plate 11 can be arranged or the folding plate 18 can be folded in multiple layers to form a more stable box body 1 structure. In addition, the size and size of the box body 1 can be adjusted according to The size of the product is adjusted and set to meet the product packaging of each inch. The specific paper mold model is not limited to the drawings of this embodiment, and can be modified and adjusted according to the implementation, which is not specifically limited here.

In this embodiment, as shown in FIGS. 13-16 , the size of the buffer member 16 is set according to the size of the corresponding cavity 12 , and different buffer members 16 are arranged in different cavities 12 , that is, the buffer member 16 needs to be completely integrated. Fill in the cavity 12 . Since the first buffer member 161 is formed by a carton sleeved on the outer side of the semicircular profile of the paper tube, the first buffer member 161 includes the rear cavity 121 , the left cavity 122 , the right cavity 123 and the front cavity 124 , respectively. The first buffer box body 1611, the second buffer box body 1612, the third buffer box body 1613 and the fourth buffer box body 1614, the above buffer boxes can be made by bending corrugated paper structure, wherein the third buffer box body The paper mold structures of 1613 and the second buffer box 1612 are the same, as shown in FIG. 14 . The second buffer member 162 is directly formed by connecting the paper tube semi-circular profiles with the same size as the cavity 12, while the upper cavity 125 and the lower cavity 126 on which the second buffer member 162 is installed are made of corrugated corrugated paper structure. The upper cavity 125 and The paper mold of the lower cavity 126 is the same, as shown in FIG. 16 . Therefore, by bending and filling the corresponding first buffer member 161 and then placing it in the surrounding cavity 12, and filling the second buffer member 162 in the upper cavity 125 and the lower cavity 126 formed by bending, When placed together in the packaging box, a packaging box structure with buffer function can be formed.

In this embodiment, as shown in FIG. 6 and FIG. 17 , the box cover 2 includes a cover plate 21 , a buckle plate 22 and a sealing plate 24 connected to any cavity 12 of the box body 1 , wherein the cover plate 21 may include a cover plate 21 capable of connecting The connecting plate 211 of any cavity 12 is connected to the side surface of any cavity 12 through the connecting plate 211 , so that the cover plate 2 is connected to the box body 1 . Specifically, the connection method between the connecting plate 211 and the cavity 12 can be set as bonding, and the connecting plate 211 is fixed on the cavity 12 by silk screen glue or glue, and the cover plate 21 is prevented from being removed from the box cover 2 when the force is too large. fall off. Preferably, the size of the connecting plate 211 is set to just cover the side surface of the cavity 12, so as to improve the regularity of the packaging box.

Therefore, as shown in Figure 1-17, the folding and assembling method of the packaging box paper mold is:

In the first step, each part is individually folded and formed. The folding and molding method of the buffer member 16 is as follows:

Bend the first buffer box body 1611, the second buffer box body 1612, the third buffer box body 1613 and the fourth buffer box body 1614 along the creasing line respectively, and fill them with semicircular profiles of paper tubes to form the first buffer member 161, At the same time, the paper molds of the upper cavity 125 and the lower cavity 126 are bent along the folding line and filled with semicircular profiles of paper tubes to form the second buffer part 162, and the forming of the buffer part 16 is completed; and the forming method of the frame of the box body 1 is:

Bend the extension plate 181 upwards, forwards, downwards and forwards in sequence to form a cavity 12 with both ends open, and then bend and abut the abutting plate 182 on the cavity 12 to the inside of the cavity 12 The cavity 12 is opened to form a cavity 12 with an opening on one side;

The second step is to put the first buffer member 161 from the open end of the corresponding cavity 12, and at the same time, place the lower cavity 126 on the bottom plate 11, and then place the product on the lower cavity 126, so that the buffer member 16 is placed in the box body. 1 assembly. Then, the extension plate 181 is connected with the side plate 17 and is bent downward to form the cavity 12 with the side plate 17 as the outer surface. The adjacent cavities 12 are connected with the bottom plate 11 to form the box body 1, thereby realizing the wrapping of the product in the box body 1;

In the third step, the inner box 141 and the annular sleeve 142 are respectively bent along the creasing line, and the accessories are placed in the inner box 141 and then pushed together along the opening of the annular sleeve 142 to realize the packaging of the accessory box 14 and the accessory box. 14 is embedded between the first rear cavity 1211 and the first rear cavity 1212 to realize the assembly of the box body 1;

The fourth step is to connect the upper cavity 125 to the inner surface of the box cover 1 and the corresponding position of the lower cavity 126 by silk-screening glue on the connecting plate 211 to connect it with the rear cavity 121, and then place the cover plate 21 to the box body. 1. The surface is folded, so that the cover plate 21 is completely fastened to the surface of the box body 1, and then the buckle plates 22 on both sides of the box cover 2 are bent and the buckle ear plates 23 on both sides are inserted into the adjacent cavities on the box body 1. 12, to realize the buckle of the packaging box;

The fifth step is to glue the part below the tear line 241 on the sealing plate 24 to bond the sealing plate 24 to the side of the cavity 12 to lock the packaging box, and then complete the folding and assembly of the entire packaging box.

Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention. The scope is determined by the scope of the appended claims.

Claims (10)

1. a packing box, is characterized in that, comprises: A box body (1), the box body (1) comprises a bottom plate (11) and a plurality of cavities (12) arranged around the circumference of the bottom plate (11), in two adjacent cavities (12) One of the cavities is provided with an extension lug (13), and the extension lug (13) can be inserted into the other of the two adjacent cavities (12); a box cover (2), the box cover (2) is connected with any one of the cavities (12), and the box cover (2) can be buckled downward to cover the top of the box body (1); The box body (1) and the box cover (2) are respectively folded and formed from corrugated cardboard. 2 . The packing box according to claim 1 , wherein the bottom plate ( 11 ) is rectangular, and the cavity ( 12 ) comprises a front cavity ( 124 ), a rear cavity ( 121 ), and a left cavity (122) and a right cavity (123), the box cover (2) is connected with the rear cavity (121), the left cavity (122) and the right cavity (123) are close to the The extension lugs (13) are provided on one side of the rear cavity (121) and inserted into the rear cavity (121), and the extension ears are provided on both sides of the front cavity (124). The plate (13) is inserted into the left cavity (122) and the right cavity (123) respectively. 3. The packing box according to claim 2, characterized in that, the rear cavity (121) comprises a first rear cavity (1211) and a second rear cavity (1212) arranged at intervals, and the first rear cavity (1212) An accessory box (14) is embedded between the rear cavity (1211) and the second rear cavity (1212). 4. The packing box according to claim 3, wherein the accessory box (14) comprises: an inner box (141), the inner box (141) is open on the upper side and contains accessories; An annular sleeve (142) is sleeved on the outer side of the inner box (141), and the inner box (141) can be pushed out through the openings on both sides of the annular sleeve (142). 5. The packing box according to claim 2, characterized in that, the front cavity (124) comprises a first front cavity (1241) and a second front cavity (1242) that are spaced apart, and the first front cavity (1242) A handle (15) is embedded between the front cavity (1241) and the second front cavity (1242), and the handle (15) passes through the box cover (2). 6. The packing box according to any one of claims 1-5, wherein the box cover (2) comprises: a cover plate (21), the cover plate (21) is connected with any one of the cavities (12), and the cover plate (21) can cover the top of the box body (1); A buckle plate (22), the buckle plate (22) is arranged on both sides of the connecting end of the cover plate (21) and the cavity (12), and the buckle plate (22) is capable of facing the box body (1). ) side is bent, the two sides of the buckle plate (22) are provided with buckle lugs (23), and the buckle lugs (23) can be inserted into the gaps adjacent to the cavity (12), In order to fasten the box cover (2) on the box body (1). 7. The packing box according to claim 6, wherein an upper cavity (125) and a lower cavity (126) are respectively provided on the inner side of the cover plate (21) and the bottom plate (11), and the The upper cavity (125) and the lower cavity (126) have corresponding positions, so that the upper cavity (125) and the lower cavity (126) can clamp the product when the cover plate (21) is fastened . 8. The packing box according to claim 6, characterized in that, a sealing plate (24) is connected to one end of the cover plate (21) that is not connected to the cavity (12) and the buckle plate (22), The sealing plate (24) can be bent to the side of the cavity (12), and the sealing plate (24) can be adhered to the side of the cavity (12) to realize the locking of the packaging box; A tear line (241) is provided on the sealing plate (24), and the tear line (241) can be torn along the extending direction of the cavity (12) to unlock the packaging box. 9. The packaging box according to any one of claims 1-5, characterized in that a buffer member (16) is provided in the cavity (12). 10. The packing box according to claim 9, characterized in that, the buffer member (16) is provided as a semicircular profile of a paper tube.

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