CN210913262U

CN210913262U - Self-buckling paper box

Info

Publication number: CN210913262U
Application number: CN201921642320.1U
Authority: CN
Inventors: 张明祥
Original assignee: Wenzhou Mingda Printing Industry Co ltd
Current assignee: Wenzhou Mingda Printing Industry Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-07-03
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to the field of paper boxes, and discloses a self-buckling paper box which comprises an integrally formed paper board, wherein the paper board comprises a bottom sheet (1), a positive outer plate (2), a side outer plate (3), a positive inner plate (4) and a side inner plate (5); the bottom edge of the front inner plate (4) is connected with a front bottom strip (6), and the bottom edge of the side inner plate (5) is connected with a side bottom strip (7); the side edge of the side outer plate (3) is connected with the side edge of the positive outer plate (2) through a fixing piece (8); the side edge of the side inner plate (5) comprises a first edge (51), a second edge (52) and a third edge (53) which are sequentially connected, the first edge (51) is connected with the side outer plate (3), and the third edge (53) is connected with the bottom edge of the side inner plate (5). The utility model can complete the assembly and the buckling without any adhesive, thereby reducing the manufacturing cost of the paper box, simplifying the working procedure and protecting the environment; and each angle has high strength, so that the carton is protected from being deformed under certain pressure, and the strength is higher.

Description

Self-buckling paper box

Technical Field

The utility model relates to a carton field especially relates to a self-clinching formula carton.

Background

The folding paper box is a common one in the existing packaging box, can be made into different sizes according to requirements, and plays a certain protection role in the articles contained in the folding paper box. However, the strength of the carton is low, and the existing solution generally adopts a thickened sheet-shaped base material to manufacture the carton so as to enhance the firmness, but the carton needs to be connected through fixing glue, but the method not only greatly increases the manufacturing cost of the carton, but also causes poor pressure resistance of other parts of the carton, and is not environment-friendly.

Disclosure of Invention

The utility model discloses to not environmental protection among the prior art, the shortcoming that intensity is low, provide a self-clinching formula carton.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a self-buckling paper box comprises an integrally formed paper board, wherein the paper board comprises a bottom sheet, vertical positive outer plates are arranged on the front side and the rear side of the bottom sheet, vertical side outer plates are arranged on the left side and the right side of the bottom sheet, the upper edge of each positive outer plate is connected with a positive inner plate, each positive inner plate is turned inwards, the upper edge of each side outer plate is connected with a side inner plate, and each side inner plate is turned inwards; the bottom edge of the front inner plate is connected with a front bottom strip, the front bottom strip is folded inwards and attached to the bottom sheet, the bottom edge of the side inner plate is connected with a side bottom strip, and the side bottom strip is folded inwards and attached to the bottom sheet; the side edge of the side outer plate is connected with the side edge of the positive outer plate through a fixing plate, a crease is arranged on the fixing plate, and the fixing plate is folded in half along the crease; the side edge of the side inner plate comprises a first edge, a second edge and a third edge which are sequentially connected, the two ends of the second edge are respectively connected with the first edge and the third edge, the first edge is connected with the side outer plate, and the third edge is connected with the bottom edge of the side inner plate. Through just planking, positive inner panel clip the first reinforcement piece and the second reinforcement piece that side planking, side inner panel extend, it is spacing in the offside planking, side inner panel horizontal direction, through the mode offside planking that the strip was pushed down just at the bottom of the side, the side inner panel spacing in vertical direction, mutually perpendicular and the atress relation of restricting mutually just can realize firm fixed under the state that does not use any stationary glue.

Preferably, the first edge is connected with a positioning piece, and the positioning piece is arc-shaped. The locating plate is inserted between the positive inner plate and the positive outer plate, so that the fixation is more stable. The locating plate reinforces the apex angle on the one hand, and the cooperation of cooperation step and second edge makes side inner panel and positive inner panel block firm simultaneously.

Preferably, the double-folded fastening sheet and the folded positioning sheet are overlapped and sandwiched between the front inner panel and the front outer panel. The top is strengthened for the apex angle behind the stationary blade coincide, and the bottom top is strengthened for the base angle on the base angle of film, highly just props at the upper and lower edge of side planking, lateral wall board, strengthens the box angle of top and bottom, carries out further enhancement through positive end strip and side end strip to the box angle of bottom, makes the intensity of carton very high.

Preferably, the bottom of the side edges on both sides of the right inner panel is provided with a step protruding outward, and the step is fitted between the third edge and the fixing piece.

Preferably, the top of the step contacts the second edge and the bottom of the step contacts the backsheet. The step inserts between second edge and the film, provides certain vertical holding power for stationary blade, side inner panel, carries out spacing in vertical direction to the offside inner panel simultaneously, has improved the intensity of carton side. And the side bottom plates are used for limiting the positive bottom plates, so that the positive inner plates cannot be separated from the pop-up, and the stability of the paper box is improved.

Preferably, the second edge is perpendicular to the first edge and the second edge is perpendicular to the third edge.

Preferably, the side inner plate is turned inwards and attached to the side outer plate, and the bottom edge of the side inner plate is abutted against the bottom plate; the bottom edge of the positive inner plate abuts against the bottom plate.

Preferably, the two ends of the front bottom strip are respectively pressed below the side bottom strips at the two sides and are embedded between the bottom sheet and the side bottom strips.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

(1) the paper is formed by cutting an integrated continuous paper board without any adhesive, the strength is increased by matching and buckling the structure of the paper sheet, and the traditional paper box is prevented from being connected with a cover plate by surface and inner layers in a gluing way, so that the manufacturing cost of the paper box is lower, the process is simpler and more convenient, and the use is more environment-friendly; because the cardboard is easy to disassemble and install, a large amount of space and cost can be saved in the transportation process.

(2) The side that provides the holding power through spacer on step, second edge, the first edge for the carton improves the intensity of side, and top edges and corners, bottom edges and corners all have the three-layer to be strengthened, and intensity is very big, and is difficult for caveing in, and the protection carton can not the atress warp under certain pressure, and intensity is bigger, and compressive capacity is strong, is suitable for and packs the higher article of compressive capacity requirement.

(3) When the height of the paper box is reduced, the paper box can be used as a paper cover, high strength is also kept, the paper box is matched with the paper box to ensure that the overall strength is higher, and the protection to articles is stronger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an expanded view of the present invention.

Fig. 3 is a partially developed view of the present invention.

Fig. 4 is a partially enlarged view of a.

The names of the parts indicated by the numerical references in the above figures are as follows: wherein, 1-film, 2-positive outer plate, 3-side outer plate, 4-positive inner plate, 5-side inner plate, 6-positive bottom strip, 7-side bottom strip, 8-fixing piece, 41-step, 51-first edge, 52-second edge, 53-third edge, 81-crease and 511-positioning piece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A self-buckling paper box is shown in figures 1-4 and comprises an integrally formed paper board, wherein the paper board comprises a bottom sheet 1, vertical outer front plates 2 are arranged on the front side and the rear side of the bottom sheet 1, vertical outer side plates 3 are arranged on the left side and the right side of the bottom sheet 1, the upper edge of each outer front plate 2 is connected with a corresponding inner front plate 4, each inner front plate 4 is turned inwards, the upper edge of each outer side plate 3 is connected with a corresponding inner side plate 5, and each inner side plate 5 is turned inwards; the bottom edge of the inner right plate 4 is connected with a bottom strip 6, the bottom strip 6 is folded inwards and attached to the bottom sheet 1, the bottom edge of the inner side plate 5 is connected with a bottom side strip 7, and the bottom side strip 7 is folded inwards and attached to the bottom sheet 1; the side edge of the side outer plate 3 is connected with the side edge of the positive outer plate 2 through a fixing sheet 8, a crease 81 is arranged on the fixing sheet 8, and the fixing sheet 8 is folded along the crease 81; the side edge of the inner side plate 5 comprises a first edge 51, a second edge 52 and a third edge 53 which are connected in sequence, the two ends of the second edge 52 are respectively connected with the first edge 51 and the third edge 53, the first edge 51 is connected with the outer side plate 3, and the third edge 53 is connected with the bottom edge of the inner side plate 5.

The first edge 51 is connected with a positioning piece 511, and the positioning piece 511 is arc-shaped.

The folded fixing piece 8 is overlapped with the folded positioning piece 511 and sandwiched between the front inner plate 4 and the front outer plate 2.

The bottom of the side edges on both sides of the front inner panel 4 is provided with steps 41 protruding outward, and the steps 41 are fitted between the third edge 53 and the fixing pieces 8.

The top of the step 41 contacts the second edge 52 and the bottom of the step 41 contacts the backsheet 1.

The second edge 52 is perpendicular to the first edge 51 and the second edge 52 is perpendicular to the third edge 53.

The side inner plate 5 is turned inwards and is attached to the side outer plate 3, and the bottom edge of the side inner plate 5 is abutted against the bottom plate 1; the bottom edge of the front inner panel 4 abuts against the bottom sheet 1.

Two ends of the front bottom strip 6 are respectively pressed below the side bottom strips 7 at two sides and are embedded between the bottom sheet 1 and the side bottom strips 7.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a self-clinching formula carton, includes integrated into one piece's cardboard, and the cardboard includes film (1), and both sides are equipped with well planking (2) of erectting around film (1), and the left and right sides of film (1) is equipped with side planking (3) of erectting, its characterized in that: the upper edge of the positive outer plate (2) is connected with a positive inner plate (4), the positive inner plate (4) is turned inwards, the upper edge of the side outer plate (3) is connected with a side inner plate (5), and the side inner plate (5) is turned inwards; the bottom edge of the front inner plate (4) is connected with a front bottom strip (6), the front bottom strip (6) is folded inwards and attached to the bottom sheet (1), the bottom edge of the side inner plate (5) is connected with a side bottom strip (7), and the side bottom strip (7) is folded inwards and attached to the bottom sheet (1); the side edge of the side outer plate (3) is connected with the side edge of the front outer plate (2) through a fixing piece (8), a crease (81) is arranged on the fixing piece (8), and the fixing piece (8) is folded along the crease (81); the side edge of the side inner plate (5) comprises a first edge (51), a second edge (52) and a third edge (53) which are sequentially connected, two ends of the second edge (52) are respectively connected with the first edge (51) and the third edge (53), the first edge (51) is connected with the side outer plate (3), and the third edge (53) is connected with the bottom edge of the side inner plate (5).

2. A self-clinching carton as claimed in claim 1, in which: the first edge (51) is connected with a positioning piece (511), and the positioning piece (511) is arc-shaped.

3. A self-clinching carton as claimed in claim 2, in which: the folded fixing piece (8) and the folded positioning piece (511) are overlapped and clamped between the front inner plate (4) and the front outer plate (2).

4. A self-clinching carton as claimed in claim 3, in which: the bottom of the side edges at two sides of the right inner plate (4) is provided with a step (41) protruding outwards, and the step (41) is embedded between the third edge (53) and the fixing sheet (8).

5. A self-clinching carton as claimed in claim 4, in which: the top of the step (41) is in contact with the second edge (52) and the bottom of the step (41) is in contact with the backsheet (1).

6. A self-clinching carton as claimed in claim 1, in which: the second edge (52) is perpendicular to the first edge (51), and the second edge (52) is perpendicular to the third edge (53).

7. A self-clinching carton as claimed in claim 1, in which: the side inner plate (5) is turned inwards and attached to the side outer plate (3), and the bottom edge of the side inner plate (5) is abutted against the bottom plate (1); the bottom edge of the front inner plate (4) is abutted against the bottom plate (1).

8. A self-clinching carton as claimed in claim 1, in which: two ends of the positive bottom strip (6) are respectively pressed below the side bottom strips (7) at two sides and embedded between the bottom sheet (1) and the side bottom strips (7).