CN211996536U - Honeycomb finished product smoke box of high strength - Google Patents

Abstract

The utility model discloses a honeycomb finished product smoke box of high strength, the power distribution box comprises a box body, the box includes curb plate and the apron of being connected with curb plate upper and lower end, and the curb plate forms closed space with the apron, and the curb plate is formed through once more buckling and concatenation by at least a slice honeycomb cardboard, the apron is equipped with the book department of turning over of curb plate and distributes at least two interior crease lines of box inboard and the at least external pressure crease line in the box outside. The utility model discloses in through improving the book structure of rolling over between apron and the curb plate, reduced in the finished product smoke box use and rolled over the deformation that leads to the honeycomb cardboard, improve the compressive strength of the whole case of honeycomb cardboard and finished product smoke box, compare with the finished product smoke box of corrugated paper processing with thickness or weight, its compressive strength is up to 3 times of flute finished product smoke box.

Description

Honeycomb finished product smoke box of high strength

Technical Field

The utility model belongs to the technical field of the carton technique and specifically relates to a honeycomb finished product smoke box of high strength is related to.

Background

The existing finished cigarettes are generally put into finished cigarette boxes for transportation or storage, and the pressure bearing capacity of the finished cigarette boxes is regulated. The existing finished product cigarette box is generally made of corrugated boards, and the corrugated boards are in a transverse wavy structure, so that the corrugated boards are not pressure-resistant and easy to deform.

The existing finished cigarette boxes gradually appear honeycomb finished cigarette boxes made of honeycomb paperboards, and the honeycomb paperboards have the outstanding characteristics of high rigidity, high flat-pressing strength and strong bending resistance because the stable hexagonal structures of the honeycomb cores have excellent axial load bearing capacity, but the bending resistance of the honeycomb cores has the characteristics of anisotropy and nonuniformity, and creases are usually formed along the edges of the honeycomb cores instead of straight lines when the honeycomb cores are bent; the indentation of the honeycomb paperboard in the prior art is easily damaged due to strength damage when in use.

Although the existing honeycomb finished product carton utilizes the honeycomb structure thereof to improve the compressive strength of the carton, because the side wall and the bottom or upper turning and folding sheet of the carton are in a turning and folding structure formed by flat pressing, the strength of the connecting structure between the turning and folding sheet at the bottom and the side wall is easy to be damaged because of slotting through slitting and pressing lines, and then the honeycomb carton containing finished product cigarettes cannot meet the requirement on the bearing capacity of the cigarette box in the storage process of the finished product cigarettes.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a simple structure, low in production cost, the big high strength honeycomb finished product smoke box of compressive strength, this honeycomb finished product smoke box is through the curb plate that changes the finished product smoke box and the connection structure of turning over a department between the apron, and then improves the whole compressive strength of honeycomb finished product smoke box.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a honeycomb finished product smoke box of high strength, includes the box, the box includes curb plate and the apron of being connected with the curb plate lower extreme, and the curb plate forms closed space with the apron, and the curb plate is buckled and the concatenation forms through more than once by an at least honeycomb cardboard, the apron is equipped with the at least one external crease line of crease line in two at least internal pressure crease lines of distribution and the box outside with the folding department of curb plate in the box inboard.

The advantage of this scheme, set up the indentation structure of 2 at least internal pressure marks and 1 at least external pressure marks through the department of turning over a book at curb plate and apron, and internal pressure mark quantity is greater than external pressure mark quantity, the apron that makes honeycomb finished product smoke box is turning over in, when turning up, make honeycomb cardboard turn over the book portion no longer concentrate on certain indentation, but will turn over a deformation dispersion to the cardboard of process to the cardboard and to turning over on the indentation, and then reduce the deformation of honeycomb cardboard, improve the compressive strength of the whole case of cardboard and finished product smoke box, its compressive strength compares with the finished product smoke box of the corrugated paper processing of same thickness or weight, its compressive strength is up to 3 times of flute finished product smoke box.

Further, the number of the inner impressions is 2-4, and the number of the outer impressions is 1-3; the number of inner indentations is greater than the number of outer indentations. In one embodiment, the number of inner indentations is 2, the number of outer indentations is 1; in one embodiment, the number of inner indentations is 3, and the number of outer indentations is 2.

Further, the inner pressure marks and the outer pressure marks are parallel to each other and are arranged in a staggered mode. The inner pressure marks and the outer pressure marks are parallel to the edge of the cover plate, and the outer pressure marks are located between every two adjacent inner pressure marks.

Further, the depth of the inner indentation is different, and the depth of the inner indentation close to the side plate is larger than that of the inner indentation close to the cover plate. In one embodiment, when the cover plate is turned inwards, the inner indentation close to the side plate and the outer indentation act together to realize the inward turning of the cover plate, and the inner indentation close to the side plate plays a leading role; when the cover plate is turned outwards, the outer indentation and the inner indentation far away from the side plate act together to realize the outward turning of the cover plate, and the inner indentation far away from the side plate plays an auxiliary role.

Furthermore, one side or two sides of the outer indentation are provided with pre-pressing lines. The pre-pressing line is arranged to perform indentation with shallow depth on the honeycomb paperboard in one step, so that the honeycomb paperboard is softened in the pre-pressing line area, and the outward-turning pressing line with deep depth can be performed subsequently, thereby avoiding line explosion.

Furthermore, the depth of the inner press marks is 1/3-2/3 of the thickness of the side plate, and the distance between every two adjacent inner press marks is 1.1-2 times of the thickness of the side plate.

Further, the cross section of the inner indentation and the outer indentation is U-shaped or V-shaped. The outer indentation and the inner indentation with the V-shaped cross section are composed of a 90-degree circular arc and inclined edges which are positioned on two sides of the circular arc and inclined at 45 degrees, and the circular arc is tangent to the inclined edges on the two sides of the circular arc, so that the smooth transition of the indentation is facilitated, and the minimum damage of the overall compressive strength at the indentation is ensured.

Furthermore, the inner indentation and the outer indentation are formed by pressing with a second wire wheel or pressing with a third wire wheel or touching with a wire.

The utility model has the advantages that:

the high-strength honeycomb finished product smoke box is simple in structure, strong in compression resistance and low in manufacturing cost. This honeycomb finished product smoke box improves through turning over a structure between apron and the curb plate, adopt at least 2 internal impressions, the indentation structure of at least 1 external impression, and internal impression quantity is greater than external impression quantity, when making the apron of honeycomb finished product smoke box overturn, turn up, make honeycomb cardboard turn over the book portion no longer concentrate on a certain indentation, but, will turn over the deformation dispersion of a process to the cardboard to the inside and outside indentation on, and then reduce the deformation of honeycomb cardboard, improve the compressive strength of cardboard and the whole case of finished product smoke box, compare with the flute finished product smoke box that current trade used, the flat crush strength of its cardboard is up to more than 3 times of flute finished product smoke box, its compressive strength of whole case is equivalent with flute finished product smoke box.

Drawings

FIG. 1 is a perspective view of a case in example 1;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an expanded view of the inner side surface of the joint of the side plate and the cover plate in example 1;

FIG. 4 is an expanded view of the outer side surface of the joint of the side plate and the cover plate in example 1;

FIG. 5 is an expanded cross-sectional view of the joint between the side plate and the cover plate in example 1;

FIG. 6 is a perspective view of the honeycomb paperboard of example 1;

FIG. 7 is an internal view of FIG. 6;

FIG. 8 is an expanded view of the inner side surface of the joint between the side plate and the cover plate in example 2;

FIG. 9 is an expanded view of the outer side surface of the joint of the side plate and the cover plate in embodiment 2;

FIG. 10 is an expanded cross-sectional view of the joint between the side plate and the cover plate in example 2;

FIG. 11 is a schematic view of the unfolded outer side of two sheets of honeycomb paperboard of example 3;

fig. 12-is a box body of the two sheets of honeycomb paperboard of fig. 11.

In the figure: 1-box body, 2-side plate, 3-cover plate, 4-pre-pressing line, 5-external indentation, 6-connecting lug, 7-first internal indentation, 8-second internal indentation, 9-connecting area, 10-honeycomb paperboard, 11-third internal indentation, 12-first honeycomb paperboard, 13-second honeycomb paperboard, 501-first external indentation, 502-second external indentation, 1001-first surface paper, 1002-second surface paper and 1003-honeycomb core.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1

Referring to FIGS. 1 to 7: the utility model provides a honeycomb finished product smoke box of high strength, includes box 1, box 1 includes curb plate 2 and the apron 3 that is connected with 2 upper and lower ends of curb plate, and curb plate 2 forms closed space with apron 3, and curb plate 2 is buckled and the concatenation through the cubic by a slice honeycomb cardboard 10 and forms, apron 3 is equipped with the outer indentation 5 of two interior indentation lines of distribution in 1 inboard of box and 1 outside of box with the turnover department of curb plate 2.

In this embodiment, one side of curb plate 2 is equipped with engaging lug 6, and the opposite side reserves the joining region 9 that is connected with engaging lug 6 to engaging lug 6 links to each other with joining region 9, encloses into curb plate 2 about both ends open-ended semi-closed box 1, and apron 3 at curb plate 2 upper and lower both ends turns over along apron 3 and the turning over of curb plate 2 and turns over the department that turns over inwards and turn over and can form the honeycomb finished product smoke box of high strength. The honeycomb finished product smoke box adopts a nail box mode, namely the connecting lug 6 and the connecting area 9 are connected together by nails. Namely, four turning positions are arranged at one end of the honeycomb finished product smoke box.

In this embodiment, the honeycomb paperboard 10 includes a first face paper 1001, a second face paper 1002 and a honeycomb core 1003, wherein the first face paper 1001 and the second face paper 1002 are made of kraft paper, and the kraft paper has a tough texture, high burst strength, high ring crush strength and high tear strength, and also has high water resistance; the honeycomb core 1003 is preferably formed by bonding a plurality of hollow regular hexagonal prisms, the regular hexagonal prisms have compact structures, the force applied by each side is equal, the force is easily dispersed, and the borne impact is larger than that of other structures. The first and second facesheets 1001 and 1002 are overlaid on both sides of the honeycomb core 1003 by glue to form the honeycomb paperboard 10.

In the present embodiment, the two inner indentations located inside the turned part of the box body 1 include a first inner indentation 7 and a second inner indentation 8; the first inner indentation 7 is close to the side plate 2 and acts with the outer indentation 5 to realize inward turning of the cover plate 3, the second inner indentation 8 is close to the cover plate 3 and acts with the outer indentation 5 to realize outward turning of the cover plate 3, and the depth of the first inner indentation 7 is greater than that of the second inner indentation 8; the outer indentation 5 is located between the first inner indentation 7 and the second inner indentation 8, and the outer indentation 5, the first inner indentation 7 and the second inner indentation 8 are all parallel to the edge of the cover plate 3.

The depth of the first inner indentation 7 is 1/2 the thickness of the honeycomb finished cigarette box paperboard, the depth of the second inner indentation 8 is 1/3 the thickness of the honeycomb finished cigarette box paperboard, and the depth of the first inner indentation 7 is deeper than the depth of the second inner indentation 8; and the distance between two adjacent inner impressions, namely the first inner impression 7 and the second inner impression 8, is 1.5 times of the thickness of the honeycomb finished product cigarette box paperboard; the depth of the outer impressions 5 is the same as the depth of the first inner impressions 7.

When turning over the enstrophe, the angle of buckling and the deformation that take place for 3 laps of finished product smoke box are less relatively, and when turning over the book, turn over the book relatively, the angle of buckling is great, even the apron 3 of finished product smoke box can be located 1 outside of box one side laminating with curb plate 2, turn over an angle > 90 promptly, correspondingly, the deformation of the junction cardboard between apron 3 and the curb plate 2 is great, turn over an apron 3 in-process and be damaged in order to reduce honeycomb finished product smoke box using, the utility model discloses the people has adjusted the degree of depth of indentation line in the structure of indentation line and the twice, and then reduce the deformation in the honeycomb finished product smoke box use, and improve its compressive strength. The first inner indentation plays a main role when the cover plate 3 is turned inwards, the second inner indentation plays an auxiliary role when the cover plate 3 is turned outwards, and the two indentations play different roles, so that the designed depths are different.

The cross section of the inner indentation and the outer indentation 5 is U-shaped. The middle of the indentation of the structure is in a circular arc structure, so that the honeycomb paperboard 10 can be compressed or expanded to a larger extent in the folding process of the indentation.

In addition, when the honeycomb paperboard 10 is processed into the inner and outer indentations 5, the ends of the oblique edges of the inner and outer indentations 5 can be rounded, so that the smoothness of the indentation structure is further improved.

The inner indentation and the outer indentation 5 of the honeycomb finished product cigarette box can be formed by pressing the honeycomb paperboard 10 through a two-wire pressing wheel or forming by line collision.

In this embodiment, the two sides of the outer indentation 5 are provided with the pre-pressing lines 4, and the depth of the pre-pressing lines 4 is smaller than that of the outer indentation 5. The pre-pressing line 4 is arranged to perform a shallow indentation on the honeycomb paperboard 10 in a first step, so that the honeycomb paperboard 10 is softened in the pre-pressing line area, and then an external indentation with a deep depth can be performed in the area, thereby avoiding line explosion. Based on the above principle, the pre-pressing line 4 can also be arranged only on one side of the outer indentation 5.

The use method in this embodiment: the utility model discloses a high strength honeycomb finished product smoke box, its curb plate 2 and apron 3 turn over a structure and comprise 2 internal indentations, 1 external indentation 5, when the honeycomb cardboard 10 after the indentation by a secondary wire creasing wheel is folded into honeycomb finished product smoke box through the cubic, the apron 3 of honeycomb finished product smoke box turns over to 2 medial surfaces of curb plate and turns over, until apron 3 and 2 medial surfaces of curb plate become 90, adopt the glue to seal the area encapsulation and form the box 1 structure that upper end cover plate 3 can turn over and roll over; when the honeycomb finished product smoke box is used, finished product cigarettes are generally put into the finished product smoke box firstly, and the finished product cigarettes are packaged; after the honeycomb finished product smoke box is used, the cover plate 3 is usually turned over towards the outer side surface of the turning position, at the moment, a first inner pressing mark between the cover plate 3 and the side plate 2 is slightly deformed, and a second inner pressing mark and an outer pressing mark 5 are greatly deformed, so that the cover plate 3 can be conveniently turned over from a position which forms a 90-degree angle with the inner side surface of the side plate 2 to an arbitrary angle between the side plate 2 and the outer side surface (such as the case that the cover plate is turned over to be straight with the outer side surface of the side plate 2) to be convenient for storing the honeycomb finished product; when the folded honeycomb paperboard 10 is reused to form a finished cigarette box, the cover plate 3 is turned over until the inner side surfaces of the cover plate 3 and the side plates 2 form 90 degrees, because the second inner indentation 8 between the cover plate 3 and the side plates 2 is deformed slightly, and the first inner indentation 7 is deformed greatly, when the cover plate 3 is turned over, the honeycomb paperboard 10 is turned over but the structural strength of the honeycomb paperboard is not affected, and the honeycomb paperboard can be reused.

Example 2

Referring to fig. 8 to 10, compared with embodiment 1, the high strength honeycomb finished product smoke box of the present embodiment has the following differences:

in this embodiment, the honeycomb finished smoke box is made of honeycomb paperboard 10 with a thickness of 12 mm. The three inner indentations positioned on the inner side of the turning part of the box body 1 comprise a first inner indentation 7, a second inner indentation 8 and a third inner indentation 11; the second inner indentation 8 is close to the side plate 2, the third inner indentation 11 is far away from the side plate 2, and the first inner indentation 7 is located between the second inner indentation 8 and the third inner indentation 11; the two outer indentations 5 positioned on the outer sides of the turned positions of the box body 1 comprise a first outer indentation 501 and a second outer indentation 502, and the first outer indentation 501 and the second outer indentation 502 are respectively positioned between a first inner indentation 7 and a second inner indentation 8, and between the second inner indentation 8 and a third inner indentation 11; the inner indentation is arranged parallel to the outer indentation 5.

The depth of the third inner press mark 11 is 1/3 mm, namely 4mm, the depth of the second inner press mark 8 is 1/2 mm, namely 6mm, the depth of the first inner press mark 7 is 2/3 mm, namely 8mm, the thickness of the honeycomb paperboard 10 for the honeycomb finished cigarette box, and the distance between two adjacent inner press marks is 1.1 times of the thickness of the honeycomb paperboard 10, namely 13.2 mm; the depth of the first outer impression 501 is 2/3, i.e. 8mm, of the thickness of the honeycomb paperboard 10 for the honeycomb finished cigarette box, and the depth of the second outer impression 502 is 1/3, i.e. 4mm, of the thickness of the honeycomb paperboard 10 for the honeycomb finished cigarette box.

The inner and outer impressions 5 are formed by pressing the honeycomb paperboard 10 with two three-wire creasing rollers, or by line-touching.

The two sides of the outer indentation 5 are provided with pre-pressing lines 4, and the depth of the pre-pressing lines is less than or equal to 1 mm.

Example 3

Referring to fig. 11 and 12, compared to example 1, the high-strength finished cigarette box of the present embodiment has the following differences:

in this embodiment, the honeycomb finished cigarette box is formed by splicing two sheets of honeycomb paperboard 10, which are defined as a first honeycomb paperboard 12 and a second honeycomb paperboard 13.

In this embodiment, one side of two honeycomb cardboard 10 all is equipped with engaging lug 6, and the opposite side all is equipped with joining region 9, and two honeycomb cardboard 10 are all through once folding, and the upper and lower both ends of honeycomb cardboard 10 form apron 3 through the cutting, and the part between the apron 3 is curb plate 2. The connecting lugs 6 of the first honeycomb paper boards 12 are glued or nailed to the connecting areas 9 of the second honeycomb paper boards 13, the connecting lugs 6 of the second honeycomb paper boards 13 are glued or nailed to the connecting areas 9 of the first honeycomb paper boards 12, and then the cover plates 3 at the lower ends of the two honeycomb paper boards 10 are closed in a gluing mode to form a box body 1 structure in a surrounding mode.

The above technical features can be understood and implemented by those skilled in the art through the text description, and therefore, the accompanying drawings are not needed to be described.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (9)

1. The utility model provides a honeycomb finished product smoke box of high strength which characterized in that: the box comprises a box body, the box includes curb plate and the apron of being connected with the curb plate upper and lower end, and the curb plate forms closed space with the apron, and the curb plate is formed through once more buckling and concatenation by at least a slice honeycomb cardboard, the apron is equipped with the at least two internal crease lines of distribution in the box inboard and the at least external crease line in the box outside with turning over of curb plate.

2. A high strength finished honeycomb smoke box according to claim 1, characterized in that: the number of the inner indentations is 2-4, and the number of the outer indentations is 1-3; the number of inner indentations is greater than the number of outer indentations.

3. A high strength finished honeycomb smoke box according to claim 2, characterized in that: the inner pressure marks and the outer pressure marks are parallel to each other and are arranged in a staggered mode.

4. A high strength finished honeycomb smoke box according to claim 2, characterized in that: the number of the inner press marks is 2, and the number of the outer press marks is 1.

5. A high strength honeycomb finished product smoke box according to claim 4, characterized in that: the depth of the inner indentation is different, and the depth of the inner indentation close to the side plate is larger than that of the inner indentation close to the cover plate.

6. A high strength honeycomb product smoke box according to claim 1 or 2 or 3, characterized in that: and one side or two sides of the outer indentation are provided with pre-pressing lines.

7. A high strength honeycomb product smoke box according to claim 1 or 2 or 3, characterized in that: the depth of the inner indentations is 1/3-2/3 of the thickness of the side plate, and the distance between every two adjacent inner indentations is 1.1-2 times of the thickness of the side plate.

8. A high strength honeycomb product smoke box according to claim 1 or 2 or 3, characterized in that: the cross sections of the inner indentations and the outer indentations are U-shaped or V-shaped.

9. A high strength honeycomb product smoke box according to claim 1 or 2 or 3, characterized in that: and the inner indentation and the outer indentation are formed by pressing with a second wire wheel or pressing with a third wire wheel or touching with a wire.

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