CN223396562U - Packing box for packing heavy articles - Google Patents
Packing box for packing heavy articlesInfo
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- CN223396562U CN223396562U CN202422895014.6U CN202422895014U CN223396562U CN 223396562 U CN223396562 U CN 223396562U CN 202422895014 U CN202422895014 U CN 202422895014U CN 223396562 U CN223396562 U CN 223396562U
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Abstract
The packaging box for packaging heavy articles comprises a tray, a lower cover, four side plates, four corner protectors and an upper cover, wherein the lower cover is opened upwards, the upper cover is opened downwards, the corner protectors comprise support bars and inner L-shaped plates and outer L-shaped plates with the cross sections being L-shaped, the outer L-shaped plates are arranged on the outermost layer, the support bars are fixed at the folded corners between the outer L-shaped plates and the inner L-shaped plates, two safety sockets are formed at two sides between the inner L-shaped plates and the outer L-shaped plates, the tray is arranged at the bottom, the lower cover is arranged on the tray, the four corner protectors are vertically arranged at four corners of the upper opening of the lower cover, two side ends of the four side plates are respectively inserted into two safety sockets of two adjacent corner protectors on the same side face, an upward opening paperboard box body is formed after the four side plates are inserted with the four corner protectors, and the upper cover is buckled at the upper end of the paperboard box body. Adopt the grafting mode can install the shaping fast, its easy installation is accomodate, and the corner protector is from four corners support protection cardboard box, has promoted whole box support strength, satisfies the heavy article demand of packing.
Description
Technical Field
The utility model relates to the field of packaging cartons, in particular to a packaging box for packaging heavy articles.
Background
In recent years, with the rapid development of industrial economy, heavy articles used in production and living are also explosive growth, and many of them are transported over long distances. The packaging industry matched with the packaging industry is kept pace, and in order to prevent the heavy-duty packages from being damaged due to vibration, collision, extrusion and the like in the long-distance transportation and carrying process, some packages are packaged even by adopting a wooden box. However, the wooden case package has the defects of high package cost and difficult disassembly.
In order to solve the above problems, the industry has also seen that when a carton is used to pack heavy articles, an L-shaped corner protector is often provided at the inner corner of the carton when the carton is reinforced. The packaging carton of application number 202320210396.7, it is the carton, and plank has also been used to its case lid department, although can make things convenient for the operator to the production of packing box and assemble the packing box, but the cardboard box of rectangle structure is bulky, is inconvenient for store and transport, and the junction gap of upper and lower mouth face and case lid and bottom plate of cardboard box is less moreover, is difficult for aligning during the installation. In addition, although the reinforcing plate is arranged, the supporting force of the reinforcing plate with the single-layer structure is limited, and the reinforcing plate is arranged on the inner wall around the cardboard box body, so that four corners of the cardboard box body cannot be better supported and protected, and the four corners of the packaging cardboard box are places with larger force, which are likely to be pulled and extruded from two adjacent side surfaces, and are also more easily damaged by external force.
In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art.
Disclosure of utility model
In order to solve the technical problem, we provide a packing box for packing heavy articles, each part adopts the grafting mode to install the shaping fast, and it is easy to accomodate and install, also is convenient for store and transport, and the corner protector supports the protection cardboard box from four corners, has promoted the support strength of whole box, satisfies the demand of packing heavy article product.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The packing box for packing heavy articles comprises a tray, a lower cover, four side plates, four corner protectors and an upper cover, wherein the tray is of a square frame structure, the lower cover is of a square box structure which is opened upwards, the upper cover is of a square box structure which is opened downwards, the four side plates are rectangular paperboards, the corner protectors comprise inner L-shaped plates, support bars and outer L-shaped plates, the inner L-shaped plates and the outer L-shaped plates are plates with L-shaped cross sections, and the inner L-shaped plates and the outer L-shaped plates are provided with two inner side surfaces and two outer side surfaces which are perpendicular to each other;
The outer L-shaped plate is arranged on the outermost layer of the corner protector, the supporting bar is fixed on the inner side surface of the right angle position in the outer L-shaped plate, the outer side surface of the supporting bar is connected with one inner side surface of the outer L-shaped plate, one outer side surface of the inner L-shaped plate is fixed on the inner side surface of the supporting bar, two inserting openings are formed in two sides between the inner L-shaped plate and the outer L-shaped plate, and the widths of the two inserting openings are equal;
The tray is arranged at the bottom of the packaging box, the lower cover is arranged on the tray, the four corner protectors are respectively vertically inserted into four corners of the upward opening of the lower cover, the outer side face of the lower end of the outer L-shaped plate is tightly connected with the inner wall of the upward opening corner of the lower cover, the two side ends of the four side plates are respectively inserted into two inserting openings on the same side face of two adjacent corner protectors, the two side end faces of the side plates are contacted with supporting bars in the two adjacent corner protectors, an upward opening paperboard box body is formed after the four side plates are inserted into the four corner protectors, and the upper cover is buckled at the upper end of the paperboard box body.
Preferably, the inner bottom surface of the upper cover is also adhered with a pad, and the pad is formed by covering one or a plurality of layers of plates.
Preferably, the thickness of the side plate is the same as that of the supporting bar.
Preferably, the side plates are formed by covering at least two layers of corrugated boards, the extending directions of the corrugations in two adjacent corrugated boards are mutually perpendicular, and the outer surface of the outermost corrugated board is subjected to waterproof treatment to form a waterproof layer.
Preferably, the inner L-shaped plate, the support bar and the outer L-shaped plate are all composite paperboards, and the thickness of the support bar is larger than that of the inner L-shaped plate and the outer L-shaped plate, and the thicknesses of the inner L-shaped plate and the outer L-shaped plate are the same.
Preferably, the outer surface of the outer L-shaped plate is subjected to waterproof treatment to form a waterproof layer.
Preferably, the heights of the side plates, the inner L-shaped plate, the supporting bars and the outer L-shaped plate are the same.
Preferably, the inner L-shaped plate and the outer L-shaped plate of the corner protector comprise two side parts which are connected vertically, and the widths of the two side parts are the same.
According to the technical scheme, the four side plates and the four corner protectors are designed, the four side plates are rectangular paperboards, each corner protector comprises an inner L-shaped plate, a supporting bar and an outer L-shaped plate, the inner L-shaped plate and the outer L-shaped plate are plates with cross sections of L-shaped, each inner L-shaped plate and each outer L-shaped plate are provided with two mutually perpendicular inner side faces and outer side faces, the outer L-shaped plates are arranged on the outermost layer of the corner protector, the supporting bar is fixed on the inner side face of the inner right angle of the outer L-shaped plate, the outer side faces of the supporting bar are connected with one inner side face of the outer L-shaped plate, one outer side face of the inner L-shaped plate is fixed on the inner side face of the supporting bar, two inserting openings are formed in two sides between the inner L-shaped plate and the outer L-shaped plate, the widths of the two inserting openings are equal, the four corner protectors are respectively inserted in four corners of the upper opening positions of the lower cover, the outer side faces of the outer L-shaped plate are tightly connected with the inner walls of the upper opening corners of the lower cover, the two side faces of the two corner protectors are respectively inserted into the two side faces of the same side faces of the adjacent corner protectors, and two side faces of the two side plates are in contact with the two side faces of the adjacent side plates. Therefore, the packaging box is easy to store and install, is convenient to store and carry, and can be quickly installed and formed in an inserting mode. The corner protector of three-layer structure has the effect of connecting curb plate and support concurrently, support protection cardboard box four corners department that can be better to better promotion the support strength of whole box, even the box receives to pull and extrude from adjacent two side departments, also be difficult to by damaging, better protection packaging product satisfies the demand of packing heavy article product.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an exploded view of a package for packaging heavy articles as disclosed in this embodiment;
fig. 2 is a state diagram of a packing box for packing heavy articles in an installation forming process according to the embodiment;
fig. 3 is a state diagram of a packing box for packing heavy articles after an installation molding process according to the present embodiment;
Fig. 4 is a state diagram of a package box for packaging heavy articles after being stored in the package box according to the embodiment;
fig. 5 is a perspective view of a corner protector of a package box for packaging heavy articles according to the present disclosure;
fig. 6 is a top view of a package corner protector for packaging heavy articles as disclosed in this embodiment;
Fig. 7 is an exploded view of a side panel of a package for heavy articles as disclosed in this embodiment;
Fig. 8 is a bottom view of a package case top cover for packaging heavy articles according to the present disclosure after attachment of a top pad;
fig. 9 is a perspective view of a packing box pad for packing heavy articles according to the present embodiment.
Corresponding part names indicated by numerals in the drawings:
1. Tray 2, lower cover 3, side plate 4, corner protector 41, inner L-shaped plate 42, support bar 43, outer L-shaped plate 5, upper cover 6, insertion opening 7, cardboard box 8, backing plate 9, corrugated cardboard 91, corrugated cardboard
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The present utility model will be described in further detail with reference to examples and embodiments.
Examples
1-9, A packing box for packing heavy articles comprises a tray 1, a lower cover 2, four side plates 3, four corner protectors 4 and an upper cover 5, wherein the tray 1 is of a square frame structure, the lower cover 2 is of a square box structure which is opened upwards, the upper cover 5 is of a square box structure which is opened downwards, the four side plates 3 are rectangular paperboards, the corner protectors 4 comprise an inner L-shaped plate 41, a supporting bar 42 and an outer L-shaped plate 43, the inner L-shaped plate 41 and the outer L-shaped plate 43 are plates with L-shaped cross sections, and the inner L-shaped plate and the outer L-shaped plate are provided with two mutually perpendicular inner side surfaces and outer side surfaces;
The outer L-shaped plate 43 is arranged on the outermost layer of the corner protector 4, the supporting bar 42 is fixed on the inner side surface of the right angle part in the outer L-shaped plate 43, the outer side surface of the supporting bar 42 is connected with one inner side surface of the outer L-shaped plate 43, one outer side surface of the inner L-shaped plate 41 is fixed on the inner side surface of the supporting bar 42, two inserting openings 6 are formed on two sides between the inner L-shaped plate 41 and the outer L-shaped plate 43, and the widths of the two inserting openings are equal;
The tray 1 is arranged at the bottom of the packaging box, the lower cover 2 is arranged on the tray 1, the four corner protectors 4 are respectively vertically inserted into four corners of the upward opening of the lower cover 2, the outer side face of the lower end of the outer L-shaped plate 43 is tightly connected with the inner wall of the upward opening corner of the lower cover 2, the two side ends of the four side plates 3 are respectively inserted into two inserting openings 6 on the same side face of the two adjacent corner protectors 4, the two side end faces of the side plates 3 are connected with supporting bars 42 in the two adjacent corner protectors 4, an upward opening paperboard box 7 is formed after the four side plates 3 are inserted into the four corner protectors 4, and the upper cover 5 is buckled at the upper end of the paperboard box 7.
In order to better protect the top of the packaged article, the compression capacity of the upper cover 5 is increased, a base plate 8 is further bonded on the inner bottom surface of the upper cover 5, the base plate 8 is formed by covering three layers of corrugated boards 9, and the extending directions of the corrugations 91 in two adjacent corrugated boards 9 are mutually perpendicular. Of course, the backing plate 8 may be formed of other hard plates with a certain supporting strength, and the number of layers of the backing plate 8 may be one or more layers of plates formed by lamination, and if some plate structures have tendons and bones or textures, the tendons and bones or textures of two adjacent plates are mutually perpendicular during lamination. These are not particularly limited herein and are intended to be within the scope of the present utility model.
The thickness of the side plate 3 and the supporting bar 42 are the same, so that when the end of the side plate 3 is inserted into the insertion port 6, the inner side surface and the outer side surface of the end of the side plate 3 are respectively contacted with the outer side surface of the inner L-shaped plate 41 and the inner side surface of the outer L-shaped plate 43, thereby the side plate 3 can be tightly connected with the corner protector 4.
Wherein, the side plate 3 is formed by covering three layers of corrugated boards 9, the extending directions of the corrugations 91 in two adjacent corrugated boards 9 are mutually perpendicular, and the outer surface of the outermost corrugated board is subjected to waterproof treatment to form a waterproof layer. This enables the corrugations 91 in the three-layer corrugated cardboard 9 to support in cooperation from both the longitudinal and transverse directions, enhancing the packaging protection strength thereof, and simultaneously preventing the inner packaging product from being wetted by the ingress of external moisture.
Meanwhile, in order to further enhance the strength of the corner protector 4, the inner L-shaped plate 41, the supporting bar 42 and the outer L-shaped plate 43 are all composite paperboards, and the thickness of the supporting bar 42 is greater than that of the inner L-shaped plate 41 and the outer L-shaped plate 43, and the thicknesses of the inner L-shaped plate 41 and the outer L-shaped plate 43 are the same. The outer surface of the outer L-shaped plate 43 is also waterproof-treated to form a waterproof layer. So that the inner packaging product is protected from moisture caused by the ingress of external moisture also at the corner bead 4 of the carton body 7.
In order to make the connection of the side plate 3 and the corner protector 4 more firm and maintain the overall consistency after connection, the heights of the side plate 3, the inner L-shaped plate 41, the support bar 42 and the outer L-shaped plate 43 are the same. This also provides full support protection for the carton 7 at its entire four corners after connection.
In addition, the inner L-shaped plate 41 and the outer L-shaped plate 43 of the corner protector 4 each comprise two side portions connected perpendicularly to each other, and the two side portions have the same width. Therefore, the extension areas of the corner protectors 4 on two sides of four corners of the cardboard box body 7 are the same, the stress at the joints is more balanced, and the box corners of the cardboard box body 7 can be seen to be symmetrical and exquisite on two sides, so that the packaged products can be better protected.
As shown in fig. 4, before the heavy-duty packing box is installed and formed or when the heavy-duty packing box is stored, four side plates 3 can be sequentially overlapped in the lower cover 2, four corner protectors 4 are arranged on the uppermost side plate 3, and then the upper cover 5 is covered.
In the embodiment, four side plates 3 and four corner protectors 4 are designed, each of the four side plates 3 is a rectangular paperboard, each corner protector 4 comprises an inner L-shaped plate 41, a supporting bar 42 and an outer L-shaped plate 43, each of the inner L-shaped plate 41 and the outer L-shaped plate 43 is a plate with an L-shaped cross section, each of the inner L-shaped plate and the outer L-shaped plate is provided with two mutually perpendicular inner side surfaces and outer side surfaces, the outer L-shaped plate 43 is arranged on the outermost layer of the corner protector 4, the supporting bar 42 is fixed on the inner side surface of the inner right angle of the outer L-shaped plate 43, the outer side surface of the supporting bar 42 is connected with one inner side surface of the outer L-shaped plate 43, one outer side surface of the inner L-shaped plate 41 is fixed on the inner side surface of the supporting bar 42, two insertion openings 6 are formed on two sides between the inner L-shaped plate 41 and the outer L-shaped plate 43, the widths of the two insertion openings 6 are equal, the four corner protectors 4 are respectively vertically inserted at four corners of an upward opening position of the lower cover 2, the outer side surface of the outer L-shaped plate 43 is fixed on the inner side surface of the corner protector 4 at right angles of the inner side of the outer L-shaped plate 43, the inner side surfaces of the supporting bar 4 are closely contacted with the two adjacent side surfaces of the two side protection plates 3, and the two adjacent side surfaces of the two side protection plates are in contact with the two side surfaces of the inner side surfaces of the side protection plates 3. Therefore, the packaging box is easy to store and install, is convenient to store and carry, and can be quickly installed and formed in an inserting mode. The corner protector 4 of three-layer structure has the effect of connecting curb plate 3 and strengthening 7 four corners departments of cardboard box concurrently, four case angles of support protection cardboard box that can be better to the better support strength that has promoted whole box, even the box receives to pull and extrude from adjacent two side departments, also be difficult to by damaging, better protection packaging product can satisfy the demand of packing heavy article product completely. Thereby achieving the purposes of novel design, reasonable structure and good application effect.
While there has been described what is at present considered to be a preferred embodiment of the present utility model for packaging heavy articles, it should be pointed out that numerous modifications and adaptations can be made thereto by those skilled in the art without departing from the inventive concept thereof.
Claims (8)
1. The packaging box for packaging heavy articles is characterized by comprising a tray, a lower cover, four side plates, four corner protectors and an upper cover, wherein the tray is of a square frame structure, the lower cover is of a square box structure with an upward opening, the upper cover is of a square box structure with a downward opening, the four side plates are rectangular paperboards, the corner protectors comprise inner L-shaped plates, support bars and outer L-shaped plates, the inner L-shaped plates and the outer L-shaped plates are plates with L-shaped cross sections, and the inner L-shaped plates and the outer L-shaped plates are provided with two inner side surfaces and two outer side surfaces which are perpendicular to each other;
The outer L-shaped plate is arranged on the outermost layer of the corner protector, the supporting bar is fixed on the inner side surface of the right angle position in the outer L-shaped plate, the outer side surface of the supporting bar is connected with one inner side surface of the outer L-shaped plate, one outer side surface of the inner L-shaped plate is fixed on the inner side surface of the supporting bar, two inserting openings are formed in two sides between the inner L-shaped plate and the outer L-shaped plate, and the widths of the two inserting openings are equal;
The tray is arranged at the bottom of the packaging box, the lower cover is arranged on the tray, the four corner protectors are respectively vertically inserted into four corners of the upward opening of the lower cover, the outer side face of the lower end of the outer L-shaped plate is tightly connected with the inner wall of the upward opening corner of the lower cover, the two side ends of the four side plates are respectively inserted into two inserting openings on the same side face of two adjacent corner protectors, the two side end faces of the side plates are contacted with supporting bars in the two adjacent corner protectors, an upward opening paperboard box body is formed after the four side plates are inserted into the four corner protectors, and the upper cover is buckled at the upper end of the paperboard box body.
2. A packing case for packing heavy objects according to claim 1, wherein a pad is further bonded to the inner bottom surface of the upper cover, and the pad is formed by laminating one or more sheets.
3. A packing case for packing heavy articles according to claim 2, wherein the side panels and support bars are of the same thickness.
4. A packing case for packing heavy articles according to claim 3, wherein the side panels are formed by laminating at least two corrugated boards, and the extending directions of the corrugations in the adjacent corrugated boards are perpendicular to each other, and the outer surface of the outermost corrugated board is formed with a waterproof layer by performing a waterproof treatment.
5. The packing box for packing heavy objects according to claim 4, wherein the inner L-shaped plate, the support bar and the outer L-shaped plate are all composite cardboard, and the thickness of the support bar is greater than the thickness of the inner L-shaped plate and the outer L-shaped plate, and the thickness of the inner L-shaped plate and the outer L-shaped plate are the same.
6. The packing box for packing heavy objects according to claim 5, wherein the outer surface of the outer L-shaped plate is formed with a waterproof layer by a waterproof treatment.
7. The packing box for packing heavy objects according to claim 6, wherein the side plates, the inner L-shaped plates, the support bars and the outer L-shaped plates are the same in height.
8. A packing case for packing heavy articles according to claim 7, wherein the inner L-shaped panel and the outer L-shaped panel of the corner protector each comprise two sides connected to each other perpendicularly and the two sides are the same width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422895014.6U CN223396562U (en) | 2024-11-27 | 2024-11-27 | Packing box for packing heavy articles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422895014.6U CN223396562U (en) | 2024-11-27 | 2024-11-27 | Packing box for packing heavy articles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223396562U true CN223396562U (en) | 2025-09-30 |
Family
ID=97153162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422895014.6U Active CN223396562U (en) | 2024-11-27 | 2024-11-27 | Packing box for packing heavy articles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223396562U (en) |
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2024
- 2024-11-27 CN CN202422895014.6U patent/CN223396562U/en active Active
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