High-compression-resistance folding self-locking carton

Abstract

The utility model discloses a high compression resistance folding self-locking carton, which comprises a carton body and a carton cover, the carton body comprises a bottom surface, a front panel, a rear panel, a left end surface and a right end surface, the left side and the right side of the front panel are respectively provided with a first clamping surface, and the left side and the right side of the rear panel are respectively provided with a second clamping surface. The first clamping surface and the second clamping surface are clamped and fixed on the inner sides of the left end surface and the rear end surface; fixing surfaces are arranged on the outer sides of the left end surface and the right end surface and cover the inner sides of the first clamping surface and the second clamping surface; the first clamping surface is provided with an upward first clamping block, the second clamping surface is provided with a downward second clamping block, and the first clamping surface and the second clamping surface are clamped and fixed. The first clamping face and the second clamping face which can be clamped with each other are arranged on the two sides of the front panel and the two sides of the rear panel, the first clamping face and the second clamping face form a self-locking effect, the firmness of the front panel and the rear panel can be enhanced, and the anti-pressure capacity of the left end face and the right end face can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cartons, in particular to a high-pressure-resistant folding self-locking carton. Background Art

[0002] Cartons are the most widely used packaging products. According to different materials, there are corrugated boxes, single-layer cardboard boxes, etc., with various specifications and models. As an indispensable part of modern logistics, packaging cartons bear the important responsibilities of containing, protecting products, and aesthetics. With the promotion of cartons, their functions are becoming more and more perfect. At present, during the logistics and transportation process, cartons may be squeezed and deformed by external forces, thereby damaging the items in the box and causing huge economic losses. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a high-pressure-resistant folding self-locking carton.

[0004] To this end, the technical solution of the utility model is: a high-pressure-resistant folding self-locking carton, comprising a box body and a box cover, wherein the box body comprises a bottom surface, a front panel, a rear panel, a left end surface and a right end surface, the left and right sides of the front panel are respectively provided with a first clamping surface, the left and right sides of the rear panel are respectively provided with a second clamping surface, the first clamping surface and the second clamping surface are clamped and fixed on the inner side of the left end surface and the rear end surface; the outer side of the left end surface and the right end surface is provided with a fixing surface, and the fixing surface covers the inner side of the first clamping surface and the second clamping surface; the first clamping surface is provided with a first clamping block facing upwards, and the second clamping surface is provided with a second clamping block facing downwards, and the two are clamped and fixed.

[0005] On the basis of the above scheme and as a preferred scheme of the above scheme: a horizontal U-shaped groove is provided at the bottom of the side of the first clamping surface away from the front panel, and a first clamping block is provided vertically upward above the U-shaped groove, and the inner side of the first clamping block is connected to the upper edge of the first clamping surface through a first inclined edge.

[0006] On the basis of the above scheme and as a preferred scheme of the above scheme: a second card block protruding downward is provided on the side of the second card surface away from the rear panel, the inner side of the second card block is connected to the second inclined edge, and an arc groove is provided below the second inclined edge.

[0007] On the basis of the above scheme and as a preferred scheme of the above scheme: the first clamping block and the second clamping block are staggered and clamped, and the U-shaped groove below the first clamping block and the arc groove below the second clamping block are combined into a gap.

[0008] On the basis of the above scheme and as a preferred scheme of the above scheme: a long slot-shaped opening is respectively provided on the left end face and the right end face, and a notch formed by the first clamping surface and the second clamping surface is opposite to the long slot-shaped opening.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows: a first clamping surface and a second clamping surface that can be engaged with each other are arranged on both sides of the front panel and the rear panel, and the first clamping surface and the second clamping surface form a self-locking effect, which can enhance the firmness of the front panel and the rear panel; and the first clamping surface and the second clamping surface are arranged on the inner side of the left end face and the rear end face, which can increase the compression resistance of the left end face and the right end face; the fixing surface can be folded onto the first clamping surface and the second clamping surface, thereby enhancing the firmness of the entire box body and effectively preventing losses during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings.

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 This is a schematic diagram of the expansion of the box body of the utility model;

[0013] Figure 3 This is a diagram showing the first and second engaging surfaces of the utility model in a spliced ​​state;

[0014] Figure 4 This is a schematic diagram of the inner side of the first and second clamping surfaces of the utility model;

[0015] Figure 5 This is a schematic diagram of the outer side of the first and second clamping surfaces of the utility model;

[0016] Figure 6 It is a structural schematic diagram of the box body of the utility model;

[0017] Figure 7 It is a schematic diagram of the folding of the fixed surface of the utility model.

[0018] Marked in the figure are: box body 1, box cover 2, bottom surface 3, front panel 4, rear panel 5, left end surface 6, right end surface 7, first clamping surface 8, U-shaped groove 81, first clamping block 82, second clamping surface 9, second clamping block 91, arc groove 92, fixing surface 10, notch 11, long slot-shaped opening 12. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the present invention.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" and "a number" is two or more, unless otherwise clearly and specifically defined.

[0021] See the attached drawings. The high-pressure-resistant folding self-locking carton of this embodiment comprises a box body 1 and a box cover 2, wherein the box body 1 comprises a bottom surface 3, a front panel 4, a rear panel 5, a left end surface 6 and a right end surface 7, and a first clamping surface 8 is respectively provided on the left and right sides of the front panel 4, and a horizontal U-shaped groove 81 is provided at the bottom of the first clamping surface 8 away from the front panel 4, and a first clamping block 82 facing vertically upward is provided above the U-shaped groove 81 (vertically upward after folding), and the inner side of the first clamping block 82 is connected to the upper edge of the first clamping surface 8 through a first inclined edge.

[0022] The left and right sides of the rear panel 5 are each provided with a second clamping surface 9, and a second clamping block 91 protruding downward is provided on the side of the second clamping surface 9 away from the rear panel 5. The inner side of the second clamping block 91 is connected to the second inclined edge, and an arc groove 92 is provided below the second inclined edge.

[0023] The first clamping surface 8 and the second clamping surface 9 are clamped and fixed on the inner side of the left end surface 6 and the rear end surface 7, and the first clamping block 82 and the second clamping block 91 are staggered and clamped. A fixing surface 10 is provided on the outer side of the left end surface 6 and the right end surface 7, and the fixing surface 10 is folded and covered on the inner side of the first clamping surface 8 and the second clamping surface 9.

[0024] The U-shaped groove 81 below the first clamping block 82 and the arc groove 92 below the second clamping block 91 are combined into a notch 11, and a long slot-shaped opening 12 is respectively provided on the left end face 6 and the right end face 7. The notch 11 formed by the first clamping surface 8 and the second clamping surface 9 is opposite to the long slot-shaped opening 12, which is convenient for users to move cartons.

[0025] The steps for assembling the box are as follows:

[0026] 1) Fold the front panel 4 and the rear panel 5 so that the front panel 4 and the rear panel 5 are perpendicular to the bottom surface 3;

[0027] 2) Bend the first clamping surface 8 on the left side of the front panel 4 backwards by 90 degrees, and bend the second clamping surface 9 on the left side of the rear panel 5 forwards by 90 degrees, so that the first clamping block 82 on the first clamping surface 8 and the second clamping block 91 on the second clamping surface 9 are staggered and fixed;

[0028] 3) Similarly, the first clamping surface 8 on the right side of the front panel 4 and the second clamping surface 9 on the right side of the rear panel 5 are clamped and fixed in place;

[0029] 4) Fold the left end surface 6, and fold the fixing surface 10 on the left end surface 6 to the inside of the first clamping surface and the second clamping surface on the left side to fix the left end surface;

[0030] 5) Similarly, fold the right end surface 7, and fold the fixing surface 10 on the right end surface 7 to the inside, thereby completing the assembly of the box body 1;

[0031] 6) The box cover 2 is mounted on the box body 1.

[0032] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A high-pressure folding self-locking carton, comprising a box body and a box cover, wherein the box body comprises a bottom surface, a front panel, a rear panel, a left end surface and a right end surface, characterized in that: The left and right sides of the front panel are respectively provided with a first clamping surface, and the left and right sides of the rear panel are respectively provided with a second clamping surface, and the first clamping surface and the second clamping surface are clamped and fixed on the inner sides of the left end surface and the rear end surface; the outer sides of the left end surface and the right end surface are provided with a fixing surface, and the fixing surface covers the inner sides of the first clamping surface and the second clamping surface; the first clamping surface is provided with a first clamping block facing upwards, and the second clamping surface is provided with a second clamping block facing downwards, and the two are clamped and fixed.

2. A high-pressure-resistant folding self-locking carton according to claim 1, characterized in that: A horizontal U-shaped groove is provided at the bottom of the first clamping surface away from the front panel, a first clamping block is provided vertically upward above the U-shaped groove, and the inner side of the first clamping block is connected to the upper edge of the first clamping surface through a first inclined edge.

3. A high-pressure-resistant folding self-locking carton according to claim 2, characterized in that: A second clamping block protruding downward is provided on one side of the second clamping surface away from the rear panel, the inner side of the second clamping block is connected to the second inclined edge, and an arc groove is provided below the second inclined edge.

4. A high-pressure-resistant folding self-locking carton according to claim 3, characterized in that: The first clamping block and the second clamping block are staggered and clamped, and the U-shaped groove below the first clamping block and the arc-shaped groove below the second clamping block are combined into a gap.

5. A high-pressure-resistant folding self-locking carton according to claim 4, characterized in that: The left end surface and the right end surface are each provided with a long slot-shaped opening, and a notch formed by the first clamping surface and the second clamping surface is opposite to the long slot-shaped opening.

Images