Environment-friendly packaging carton with high supporting strength

Abstract

The environment-friendly packaging carton is high in supporting strength. The environment-friendly packaging carton with the high supporting strength comprises a carton body, a cover is installed at the top of the carton body, second paperboards are installed at the four corners of the inner wall of the carton body, a plurality of grooves are evenly formed in the side wall of each second paperboard, and a plurality of first paperboards are connected to the inner walls of the grooves in an inserted mode; a buffering assembly is installed on the inner wall of the carton. According to the environment-friendly packaging carton with the high supporting strength, the first paperboards are sequentially inserted into the corresponding grooves, the right-angle positions of the first paperboards make contact with the right-angle positions of the inner walls of the carton in an attached mode, the supporting strength of the four corners of the carton is improved, and the carton is not prone to deformation when the outside encounters impact; and meanwhile, through the arrangement of the buffering assemblies, the buffering effect of the side walls and the bottom of the carton is improved, and it is guaranteed that the cargoes cannot be damaged due to collision in the transportation process.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing carton technical field especially relates to a high support strength environmental protection packing carton. BACKGROUND

[0002] As an indispensable part of modern logistics, packing carton bears the important responsibility of containing, protecting products and being beautiful. Environmental protection packing carton is different from wooden box packing, woven bag packing, cloth bag packing and plastic box packing, and has the characteristics of environmental protection, easy material taking, light weight, easy printing, easy design forming and low cost, and is widely used in commodity sales packing and transportation packing.

[0003] The existing Chinese patent with publication number CN214825479U discloses a high support strength environmental protection packing carton, which comprises an environmental protection carton, the environmental protection carton comprises a box body and box covers one and two movably arranged on both sides of the top of the box body, one side of the box cover one is symmetrically provided with two groups of sockets and is provided with a pull handle in the middle, the outer side of the box cover two is symmetrically provided with two groups of plug plates matched with the sockets and is provided with a handle slot in the middle, the pull handle is provided with a through hole at both ends, the inner side of the through hole is pasted with a six-rib reinforced paperboard, the middle of the six-rib reinforced paperboard is pasted with a pressure-bearing buffer pad, and the pressure-bearing buffer pad is provided with a guide groove matched with the through hole.

[0004] However, the above-mentioned device still has the problem that the four corners of the environmental protection carton are not reinforced, and the corners of the environmental protection carton are prone to indentation during transportation, thereby causing different degrees of damage to the goods in the box.

[0005] Therefore, it is necessary to provide a high support strength environmental protection packing carton to solve the above technical problems. UTILITY MODEL CONTENTS

[0006] The utility model provides a high support strength environmental protection packing carton, which solves the problem that the four corners of the environmental protection carton are not reinforced.

[0007] In order to solve the above technical problems, the high support strength environmental protection packing carton provided by the utility model comprises a carton, a lid is installed on the top of the carton, paperboard two is installed at four corners of the inner wall of the carton, a plurality of groups of recesses are uniformly formed in the side wall of each group of paperboard two, a plurality of groups of paperboard one are connected to the inner wall of the plurality of groups of recesses in a plug-in mode, a buffer assembly is installed on the inner wall of the carton, the carton and the lid are made of composite paperboard, which comprises a first hard paperboard layer, a pressure-resistant foaming layer and a second hard paperboard layer arranged from outside to inside in sequence, and each composite layer is bonded by an environmental protection adhesive.

[0008] Preferably, the buffer assembly includes baffles, four sets of baffles are located inside the carton and aligned with the front, back, left and right inner walls of the carton, and telescopic cardboard is installed between the bottom of each of the four sets of baffles and the inner wall of the carton.

[0009] Preferably, a telescopic cardboard is installed between the upper sidewall of each of the four sets of baffles and the inner wall of the carton, and a foam pad is inserted between the four sets of baffles and the inner wall of the carton.

[0010] Preferably, limit plates are installed at the four corners of the bottom of the carton, and foam pads are inserted between the four limit plates.

[0011] Preferably, the limiting plate is L-shaped and is made of relatively stiff cardboard material.

[0012] Preferably, handles are installed on both the left and right outer walls of the carton, and a business card slot is installed on the front outer wall of the carton.

[0013] Compared with related technologies, the environmentally friendly packaging carton with high support strength provided by this utility model has the following beneficial effects:

[0014] This utility model provides an environmentally friendly packaging carton with high support strength. By inserting several sets of cardboard into the corresponding grooves in sequence and making the right-angled parts of the cardboard fit against the right-angled parts of the inner wall of the carton, the support strength of the four corners of the carton is improved. When the outside is hit, it is not easy to deform, thus not affecting the safety of the goods inside the carton. At the same time, the setting of the cushioning component improves the cushioning effect of the side walls and bottom of the carton, ensuring that the goods are not damaged by collisions during transportation. Attached Figure Description

[0015] Figure 1 A schematic diagram of a preferred embodiment of the environmentally friendly packaging carton with high support strength provided by this utility model;

[0016] Figure 2 for Figure 1 The diagram shows the internal structure of the cardboard box.

[0017] Figure 3 for Figure 1 The diagram shows the structure of the telescopic cardboard II.

[0018] Figure 4 for Figure 1 The diagram shown is a structural schematic of a cardboard structure.

[0019] Figure 5 for Figure 1 The diagram shows the structural diagram of the carton sidewall.

[0020] Figure 6 forFigure 4 The enlarged schematic diagram of part A is shown.

[0021] Numbered in the diagram: 1. Cardboard box, 2. Box lid, 3. Handle, 4. Business card slot, 5. Cushioning assembly, 51. Foam pad one, 52. Telescopic cardboard one, 53. Baffle, 54. Foam pad two, 55. Telescopic cardboard two, 56. Limiting plate, 6. Cardboard one, 7. Cardboard two, 8. Groove, 9. Waterproof layer, 10. First cardboard layer, 11. Compression-resistant foam layer, 12. Second cardboard layer. Detailed Implementation

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0023] Please refer to the following: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ,in, Figure 1 A schematic diagram of a preferred embodiment of the environmentally friendly packaging carton with high support strength provided by this utility model; Figure 2 for Figure 1 The diagram shows the internal structure of the cardboard box. Figure 3 for Figure 1 The diagram shows the structure of the telescopic cardboard II. Figure 4 for Figure 1 The diagram shown is a structural schematic of a cardboard structure. Figure 5 for Figure 1 The diagram shows the structural diagram of the carton sidewall. Figure 6 for Figure 4 The enlarged schematic diagram of part A is shown. The high-strength, environmentally friendly packaging carton includes: a carton 1, with a lid 2 installed on the top of the carton 1; cardboard 7 is installed at each of the four corners of the inner wall of the carton 1, and the cardboard 7 is bonded to the inner wall of the carton 1 with an environmentally friendly adhesive; each set of cardboard 7 has several evenly spaced grooves 8 on its side wall, and several sets of cardboard 6 are inserted into the inner walls of the grooves 8; both cardboard 6 and cardboard 7 are made of relatively rigid materials, and cardboard 6 is a right-angled triangle, perfectly aligned with the right-angled corner inside the carton 1. The inner wall of the carton 1 is equipped with a cushioning component 5. Both the carton 1 and the lid 2 are made of composite cardboard, including a first cardboard layer 10, a compression-resistant foam layer 11 (which can be an EVA foam layer) and a second cardboard layer 12 arranged sequentially from the outside to the inside. Each composite layer is bonded with an environmentally friendly adhesive. The use of this composite cardboard improves the strength and impact resistance of the carton body, making the carton more robust and durable. In addition, the outer side of the first cardboard layer 10 is provided with a waterproof layer, which can be a waterproof membrane, thus improving the waterproof performance of the carton body.

[0024] The buffer assembly 5 comprises baffle plates 53, four groups of the baffle plates 53 are located inside the carton 1 and are aligned with the front, rear, left and right inner walls of the carton 1, and the bottom of each of the four groups of the baffle plates 53 is provided with an elastic paperboard II 55 between the baffle plate 53 and the inner wall of the carton 1.

[0025] The upper end side wall of each of the four groups of the baffle plates 53 is provided with an elastic paperboard I 52 between the baffle plate 53 and the inner wall of the carton 1, and the baffle plate 53 is connected with a foam pad I 51 through plug-in connection between the baffle plate 53 and the inner wall of the carton 1, so that the foam pad I 51 is inserted between the baffle plate 53 and the inner wall of the carton 1 before the carton 1 is loaded, thereby improving the buffering effect of the side wall of the carton 1 and ensuring that the goods are not damaged in the transportation process.

[0026] The bottom of the carton 1 is provided with limiting plates 56 at four groups of corners, and the limiting plates 56 are connected with a foam pad II 54 through plug-in connection between the limiting plates 56, the foam pad II 54 is inserted between the limiting plates 56 before the goods enter the carton 1, and then the goods are placed on the foam pad II 54, so that the foam pad II 54 provides a cushioning effect for the goods.

[0027] The limiting plate 56 is L-shaped, and the limiting plate 56 is also a relatively hard paperboard material.

[0028] The left and right outer walls of the carton 1 are provided with handles 3, and the front outer wall of the carton 1 is provided with a business card slot 4, the handles 3 are convenient for a user to lift the carton 1, and the business card slot 4 is used for placing an information card and identifying the goods in the carton 1.

[0029] The working principle of the environment-friendly packaging carton with high supporting strength provided by the utility model is as follows: before the carton 1 is loaded, the box cover 2 is opened, a plurality of groups of paperboards I 6 are sequentially inserted into corresponding grooves 8, the right-angled portion of the paperboard I 6 is in contact with the right-angled portion of the inner wall of the carton 1, then the buffer assembly 8 in the carton 1 is installed, the goods are placed on the buffer assembly 5 in the carton 1, and finally the box cover 2 is covered.

[0030] Compared with the related art, the environment-friendly packaging carton with high supporting strength provided by the utility model has the following beneficial effects:

[0031] By sequentially inserting a plurality of groups of paperboards I 6 into corresponding grooves 8 and making the right-angled portion of the paperboard I 6 in contact with the right-angled portion of the inner wall of the carton 1, the supporting strength of the four groups of corners of the carton 1 is improved, so that the carton 1 is not easily deformed when an external impact is encountered, thereby not affecting the safety of the goods in the carton 1, and through the arrangement of the buffer assembly 5, the buffering effect of the side wall and the bottom of the carton 1 is improved, so that the goods are not damaged due to collision in the transportation process.

[0032] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. An environmentally friendly packaging carton having high support strength, characterized by, Include: Carton, the top of the carton is installed with a cover, four groups of corners of the inner wall of the carton are installed with paperboard two, the side wall of each group of the paperboard two is uniformly provided with a plurality of groups of grooves, the inner wall of a plurality of groups of the grooves is inserted and connected with a plurality of groups of paperboard one, the inner wall of the carton is installed with a buffer assembly, the carton and the cover are made of composite paperboard, including first hard paperboard layer, pressure-resistant foaming layer and second hard paperboard layer arranged from outside to inside in sequence, and each composite layer is adhered by environment-friendly adhesive.

2. The environmentally friendly carton with high support strength according to claim 1, wherein The buffer assembly includes baffle, four groups of the baffle are located in the interior of the carton, and are aligned with the front, rear, left and right inner walls of the carton, and the bottom of four groups of the baffle is installed with retractable paperboard two between the inner wall of the carton.

3. The environmentally friendly carton with high support strength according to claim 2, characterized by, The upper end side wall of four groups of the baffle is installed with retractable paperboard one between the inner wall of the carton, and the baffle and the inner wall of the carton are inserted and connected with foam pad one.

4. The environmentally friendly carton with high support strength according to claim 3, characterized by, The bottom of the carton is installed with limiting plate at four groups of corners, and the limiting plate is inserted and connected with foam pad two between four groups of the limiting plate.

5. The environmentally friendly carton with high support strength according to claim 4, wherein The limiting plate is L-shaped, and the limiting plate is also relatively hard paperboard material.

6. The environmentally friendly carton with high support strength according to claim 1, wherein The outer wall of the left and right sides of the carton is installed with handle, and the outer wall of the front end of the carton is installed with a card slot.

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