阅读说明：本技术 双层盒盖方形纸盒 (Square paper box with double-layer box cover ) 是由 刘雄 林春荣 于 2019-08-19 设计创作，主要内容包括：本发明公开了一种双层盒盖方形纸盒,包含底板、一对第一侧板和一对第二侧板,还包含：第一盖板,与第一侧板相连并共有第一盖板成型线,宽度与一对第二侧板的间距相同；四条底板成型线,第一侧板和第二侧板分别与底板相连并共有一条底板成型线；四个侧板连接面,相邻相交的第一侧板和第二侧板的连接处设置侧板连接面；第二盖板,与另一块第一侧板相连并共有一条第二盖板成型线,宽度与一对第二侧板的间距相同,长度不大于一对第一侧板的间距,第一盖板的长度与第二盖板的长度之和大于一对第一侧板的间距。本发明结构精巧,能够实现一次收拢成型,而且稳固、结实,大大提高了封箱和拆箱的便利程度,提升了用户体验。(The invention discloses a square paper box with a double-layer box cover, which comprises a bottom plate, a pair of first side plates and a pair of second side plates, and also comprises: the first cover plate is connected with the first side plate and shares a first cover plate forming line, and the width of the first cover plate is the same as the distance between the pair of second side plates; the first side plate and the second side plate are respectively connected with the bottom plate and share one bottom plate forming line; the four side plate connecting surfaces are arranged at the connecting positions of the first side plate and the second side plate which are adjacently intersected; and the second cover plate is connected with the other first side plate and shares a second cover plate forming line, the width of the second cover plate is the same as the distance between the pair of second side plates, the length of the second cover plate is not more than the distance between the pair of first side plates, and the sum of the length of the first cover plate and the length of the second cover plate is more than the distance between the pair of first side plates. The carton sealing and unpacking device is exquisite in structure, can realize one-time folding and forming, is stable and firm, greatly improves convenience of carton sealing and unpacking, and improves user experience.)

1. The utility model provides a square carton of double-deck lid, contains bottom plate, a pair of first curb plate and a pair of second curb plate, first curb plate and the adjacent crossing of second curb plate, its characterized in that still contains:

the first cover plate is connected with one first side plate and has one shared edge, the shared edge is a first cover plate forming line, the first cover plate forming line is a wide edge of the first cover plate, and the width of the first cover plate is the same as the distance between the pair of second side plates;

The first side plate and the second side plate are respectively connected with the bottom plate and share one edge, the shared edge is a bottom plate forming line, and the first cover plate forming line is parallel to the bottom plate forming line of the corresponding first side plate;

The joint of any adjacent intersected first side plate and second side plate is provided with a side plate connecting surface, the side plate connecting surface is provided with a side plate connecting folding line, and the starting point of the side plate connecting folding line is the intersection point of the bottom plate forming lines of the corresponding first side plate and the corresponding second side plate;

The second cover plate is connected with the other first side plate to form a common edge, the common edge is a second cover plate forming line, the second cover plate forming line is a wide edge of the second cover plate, the width of the second cover plate is the same as the distance between the pair of second side plates, the length of the second cover plate is not larger than the distance between the pair of first side plates, the sum of the length of the first cover plate and the length of the second cover plate is larger than the distance between the pair of first side plates, and the first cover plate and the second cover plate are overlapped between the pair of first side plates.

2. The gathering forming system of claim 1 wherein the side panel attachment surface is divided by a side panel attachment fold line into a side panel first attachment surface and a side panel second attachment surface.

3. a double lid square carton as claimed in claim 2 wherein the side panel connecting fold lines divide the side panel connecting faces symmetrically, the side panel connecting fold lines being at a 45 ° angle to the base panel.

4. A double lid square carton as claimed in claim 3 wherein the side panel connecting fold line comprises a fold line such that the side panel first connecting face and the side panel second connecting face are asymmetrical at the fold line.

5. The double lid square carton of claim 1, further comprising: the pair of side plate reinforcing surfaces and the side plate reinforcing folding belts are connected with the pair of second side plates through the side plate reinforcing folding belts respectively, and the side plate reinforcing surfaces can be turned over along the side plate reinforcing folding belts and are used for thickening the second side plates.

6. The square carton of claim 5, wherein the two edges of the side panel reinforcing folding strip, the side panel reinforcing surface and the second side panel are respectively provided with a plurality of holes distributed at intervals, and the distance between the two edges of the side panel reinforcing folding strip is 1 ~ 5 mm.

7. A square carton as claimed in claim 5 or claim 6, wherein the edge of the reinforcing face of the side panel opposite the corresponding reinforcing fold strip is provided with a boss, the base panel forming line of the corresponding second side panel is provided with a fixing hole, and the boss and the fixing hole are matched in position and size for fixing the reinforcing face of the side panel.

8. The double lid square carton of claim 7, wherein said side panel reinforcing surface further comprises a recess to facilitate removal of said side panel reinforcing surface from said second side panel.

9. The double-lid square carton of claim 1, wherein when the length of said first lid panel is greater than the spacing between said pair of first side panels, said first lid panel comprises a lid panel section and an extension section connected by an extension fold line; the cover plate section is connected with a first side plate, and the length of the cover plate section is equal to the distance between the pair of first side plates; the extension section can be folded and attached to the other first side plate through the extension folding line, and the other first side plate is connected with the second cover plate.

10. the double lid square carton of claim 9, wherein said extension is provided with a double sided adhesive strip.

11. The double lid square carton of claim 10, wherein a tear strip is provided in the first lid panel between the first lid panel forming line and the double sided adhesive strip.

12. The double lid square carton of claim 9, wherein said first lid panel is provided with a tear strip.

13. A double lid square carton as claimed in claim 1 wherein when the length of the first lid panel is less than or equal to the separation of the pair of first side panels, a double-sided adhesive strip is provided on the first lid panel and/or the second lid panel in the region where the first lid panel and the second lid panel overlap.

14. The double lid square carton of claim 13, wherein a tear strip is provided in the area of the first and/or second lid panel where no double sided tape is provided.

15. A double lid square carton as claimed in claim 13 wherein a tear strip is provided on the first and/or second lid panel.

16. A double-lidded square carton as claimed in claim 1, wherein the carton is a corrugated board box.

17. A double lid square carton as claimed in claim 16 wherein the direction of the lid panel forming line is perpendicular to the direction of corrugation of the corrugated cardboard, i.e. the direction in which the lid panel is folded over coincides with the direction of corrugation.

Technical Field

The invention relates to a cardboard box, in particular to a square paper box with a double-layer box cover.

Background

Disclosure of Invention

According to an embodiment of the present invention, there is provided a square paper box with a double-layer box cover, including a bottom plate, a pair of first side plates and a pair of second side plates, where the first side plates and the second side plates intersect adjacently, and further including:

The first cover plate is connected with one first side plate and has one shared edge, the shared edge is a first cover plate forming line, the first cover plate forming line is a wide edge of the first cover plate, and the width of the first cover plate is the same as the distance between the pair of second side plates;

the first side plate and the second side plate are respectively connected with the bottom plate and share one edge, the shared edge is a bottom plate forming line, and the first cover plate forming line is parallel to the bottom plate forming line of the corresponding first side plate;

The joint of any adjacent intersected first side plate and second side plate is provided with a side plate connecting surface, the side plate connecting surface is provided with a side plate connecting folding line, and the starting point of the side plate connecting folding line is the intersection point of the bottom plate forming lines of the corresponding first side plate and the corresponding second side plate;

The second cover plate is connected with the other first side plate to form a common edge, the common edge is a second cover plate forming line, the second cover plate forming line is a wide edge of the second cover plate, the width of the second cover plate is the same as the distance between the pair of second side plates, the length of the second cover plate is not larger than the distance between the pair of first side plates, the sum of the length of the first cover plate and the length of the second cover plate is larger than the distance between the pair of first side plates, and the first cover plate and the second cover plate are overlapped between the pair of first side plates.

Further, the side panel connecting surface is divided into a side panel first connecting surface and a side panel second connecting surface by a side panel connecting folding line.

Furthermore, the side plate connecting folding lines symmetrically divide the side plate connecting surfaces, and the side plate connecting folding lines and the bottom plate form an included angle of 45 degrees.

Further, the side panel connecting folding line includes a folding line such that the side panel first connecting surface and the side panel second connecting surface are asymmetric at the folding line.

Further, the method also comprises the following steps: the pair of side plate reinforcing surfaces and the side plate reinforcing folding belts are connected with the pair of second side plates through the side plate reinforcing folding belts respectively, and the side plate reinforcing surfaces can be turned over along the side plate reinforcing folding belts and are used for thickening the second side plates.

Further, a plurality of holes distributed at intervals are respectively formed in two edges of the side plate reinforcing folding belt, the side plate reinforcing surface and the second side plate, and the distance range between the two edges of the side plate reinforcing folding belt is 1 ~ 5 mm.

Furthermore, the edge of the side plate reinforcing surface opposite to the corresponding side plate reinforcing folding belt is provided with a boss, the bottom plate forming line of the corresponding second side plate is provided with a fixing hole, and the position and the size of the boss are matched with those of the fixing hole and used for fixing the side plate reinforcing surface.

Furthermore, a groove is further formed in the side plate reinforcing surface, so that the side plate reinforcing surface can be conveniently detached from the second side plate.

Further, when the length of the first cover plate is larger than the distance between the pair of first side plates, the first cover plate comprises a cover plate section and an extension section which are connected through an extension folding line; the cover plate section is connected with a first side plate, and the length of the cover plate section is equal to the distance between the pair of first side plates; the extension section can be folded and attached to the other first side plate through the extension folding line, and the other first side plate is connected with the second cover plate.

Furthermore, a double-sided adhesive tape is arranged on the extension section.

Furthermore, a tearing strip is arranged between the first cover plate forming line and the double-sided adhesive tape on the first cover plate.

Furthermore, a tearing strip is arranged on the first cover plate.

Further, when the length of the first cover plate is smaller than or equal to the distance between the pair of first side plates, a double-sided adhesive tape is arranged on the first cover plate and/or the second cover plate in the overlapped area of the first cover plate and the second cover plate.

Further, a tearing strip is arranged on the area, where the double-sided adhesive tape is not arranged, of the first cover plate and/or the second cover plate.

Further, a tear strip is provided on the first cover panel and/or the second cover panel.

Further, the paper box is a corrugated cardboard box.

further, the direction of the cover plate forming line is perpendicular to the corrugation direction of the corrugated board, namely, the folding direction of the cover plate is consistent with the corrugation direction.

According to the square paper box with the double-layer box cover, the structure is exquisite, one-time folding and forming can be achieved, the square paper box is stable and firm, convenience in box sealing and box dismantling is greatly improved, and user experience is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.

Drawings

FIG. 1 is a schematic view of an expanded structure of a square carton with a double-box cover according to an embodiment of the invention;

FIG. 2 is a schematic line drawing showing an expanded structure of a square carton with a double-box cover according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a fold line connecting fold lines of side panels of a square carton with a double lid according to an embodiment of the invention;

Fig. 4 is an expanded structural schematic diagram of the square paper box with the double-layer box cover according to the embodiment of the invention, wherein the length of the first cover plate is greater than the distance between the pair of first side plates.

Detailed Description

The present invention will be further explained by describing preferred embodiments of the present invention in detail with reference to the accompanying drawings.

first, a square carton with a double-box cover according to an embodiment of the present invention will be described with reference to fig. 1 ~ 4, wherein the carton is formed in one step, has a compact structure, can be widely applied, and has wide versatility.

As shown in FIG. 1 ~ 2, the square paper box with double-layer box cover according to the embodiment of the invention comprises a bottom plate 8, a pair of first side plates 3 and a pair of second side plates 4 which are arranged around the bottom plate 8 to form a box body of the paper box, wherein the first side plates 3 and the second side plates 4 are adjacently intersected, and the square paper box with double-layer box cover further comprises a first cover plate 1, four bottom plate forming lines L4, four side plate connecting surfaces 2 and a second cover plate 9.

Specifically, as shown in fig. 1 ~ 2, the first cover plate 1 is connected to one first side plate 3 and has a common edge, which is a first cover plate forming line L5, the first cover plate forming line L5 is a wide edge of the first cover plate 1, and the width of the first cover plate 1 is the same as the distance between the pair of second side plates 4.

specifically, as shown in fig. 1 ~ 2, each of the first side panel 3 and the second side panel 4 is connected to the bottom panel 8 and shares a common edge, which is a bottom panel forming line L4, and the first cover panel forming line L5 is parallel to the bottom panel forming line L4 of the corresponding first side panel 3.

specifically, as shown in fig. 1 ~ 2, a side panel connecting surface 2 is disposed at a joint of any adjacent first side panel 3 and second side panel 4, each side panel connecting surface 2 is connected to adjacent side edges L2 and L3 of the adjacent side panels, respectively, a side panel connecting folding line L1 is disposed on the side panel connecting surface 2, and a starting point of the side panel connecting folding line L1 is an intersection point of the bottom panel forming lines L4 of the corresponding first side panel 3 and second side panel 4, and is used for folding and forming the corresponding adjacent side panels.

further, as shown in fig. 1 ~, the side panel connection face 2 is divided into a side panel first connection face 5 and a side panel second connection face 6 by a side panel connection folding line L1, an included angle between a side panel connection folding line L1 and the bottom plate 8 after being folded is 45 °, according to the 45 ° design, the side panel connection folding line L1 is used for dividing, so that the side panel connection face 2 can be symmetrically divided, the folding is smoother and smoother, the smooth folding is realized, and the sealing effect between adjacent side panels is also ensured.

Specifically, as shown in fig. 1 ~ 2, the second cover plate 9 is connected to another first side plate 3 and shares one edge, the shared one edge is a second cover plate forming line L6, the second cover plate forming line L6 is a wide edge of the second cover plate 9, the width of the second cover plate 9 is the same as the distance between the pair of second side plates 4, the length d4 of the second cover plate 9 is not greater than the distance between the pair of first side plates 3, and the sum of the length d2 of the first cover plate 1 and the length d4 of the second cover plate 9 is greater than the distance d3 between the pair of first side plates 3, so that the first cover plate 1 and the second cover plate 9 overlap between the pair of first side plates 3.

Specifically, as shown in fig. 1 ~ 2, the square paper box with double-layer box cover of the embodiment of the invention further comprises a pair of side plate reinforcing surfaces 7 and a side plate reinforcing folding belt 71, wherein the pair of side plate reinforcing surfaces 7 and the pair of second side plates 4 are respectively connected through the side plate reinforcing folding belt 71, the side plate reinforcing surfaces 7 can be folded along the side plate reinforcing folding belt 71 for thickening and reinforcing the second side plates 4, in the embodiment, two sides L7 and L8 of the side plate reinforcing folding belt 71, the side plate reinforcing folding belt 7 and the side plate reinforcing surfaces 7 and the second side plates 4 are respectively provided with a plurality of holes distributed at intervals, the interval d1 range of the two sides L7 and L8 is 1 ~ 5mm, so as to facilitate manufacturing and forming, in the embodiment, the edges of the side plate reinforcing surfaces 7, which are arranged in parallel to the side plate reinforcing folding belt 71, the corresponding to the bottom plate forming line L5 of the second side plates 4 is provided with fixing holes 81, the bosses 72 are matched with the fixing holes 81, so as to fix the reinforcing surfaces 7 of the side plates, and further, as shown in the embodiment, the reinforcing surfaces 7 are provided with grooves 73 for facilitating the folding operation of the side plates 7 with.

In this embodiment, as shown in fig. 1, when the length d2 of the first cover panel 1 is less than or equal to the distance d3 between the pair of first side panels 3, a double-sided adhesive tape 11 is disposed on the first cover panel 1 and/or the second cover panel 9 in the overlapping area of the first cover panel 1 and the second cover panel 9, so that the carton after being folded and formed is stable and airtight, the sealing is convenient, no additional adhesive tape is needed, when the carton is folded, one cover panel is folded first, and the other cover panel covers the carton, and then the first cover panel 1 and the second cover panel 9 are directly attached to each other through the double-sided adhesive tape 11. Further, a tear strip 12 is provided on the first and/or second cover panel 1, 9 in areas where the double-sided adhesive strip 11 is not provided, to facilitate the disassembly of the carton.

Alternatively, where no double-sided adhesive strip 11 is provided, a tear strip 12 may be provided on the first closure panel 1 and/or the second closure panel 9 to facilitate the removal of the carton.

In the present embodiment, as shown in fig. 1 and 4, when the length d2 of the first cover panel 1 is greater than the distance d3 between the pair of first side panels 3, the first cover panel 3 comprises a cover panel segment 1' and an extension segment 13 connected by an extension folding line L10; the cover plate section 1 'is connected with a first side plate, and the length of the cover plate section 1' is the same as the distance d3 between the pair of first side plates 3; the second cover plate 9 is folded along a second cover plate forming line L6, the cover plate segment 1' covers the second cover plate 9, the extending segment 13 is folded by an extending folding line L10 to be attached to another first side plate 3, and the another first side plate 3 is connected to the second cover plate 9. In this embodiment, the extension section 13 is provided with the double-sided adhesive tape 11, so that the formed paper box is stable and closed, the sealing is convenient, no additional adhesive tape is needed, when the paper box is folded, the first cover plate 1 covers the second cover plate 9 after the second cover plate 9 is folded, and then the first cover plate 1 and the second cover plate 9 are directly attached to each other through the double-sided adhesive tape 11. Further, a tear strip 12 is provided between the first cover sheet forming line L5 on the first cover sheet 1 and the double-sided adhesive tape 11, so that the carton can be disassembled conveniently, and the efficiency is greatly improved.

Or when the double-sided adhesive tape 11 is not arranged, the tear strip 12 is arranged at any position on the first cover plate 1, so that the paper box can be disassembled conveniently, and the efficiency is greatly improved.

Specifically, in the embodiment of the present invention, the direction of the first cover plate forming line L5 and the second cover plate forming line L6 is perpendicular to the corrugation direction of the corrugated cardboard, that is, the folding direction of the first cover plate 1 and the second cover plate 9 is the same as the corrugation direction, so that when the cover plate placement position is designed, that is, the corresponding first side plate 3 is selected, it should be ensured that the folding direction of the first cover plate 1 and the second cover plate 9 is the same as the corrugation direction of the corrugated cardboard as much as possible, and the first cover plate forming line L5 and the second cover plate forming line L6 are the same as the corrugation direction, so as to reduce the difficulty in folding, increase the smoothness of folding, and ensure that the cardboard box is not deformed.

the square carton with the double-layer box cover according to the embodiment of the invention is described above with reference to fig. 1 ~ 4, and the square carton with the double-layer box cover has a delicate structure, can be folded and formed at one time, is stable and firm, greatly improves the convenience of box sealing and box unpacking, and improves the user experience.

it should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the element defined by the phrase "comprising a double-lidded square carton" does not exclude the presence of additional like elements in the process, method, article, or apparatus that comprises the element.

While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.