Carton capable of being folded repeatedly

Abstract

The utility model discloses a carton capable of being folded repeatedly, which relates to the technical field of cartons and comprises a carton body, carton covers are connected to two sides of the top end of the carton body, an upper butt joint plate is arranged on the outer wall of the carton body, a lower butt joint plate is arranged on the side wall of the carton body, and the upper butt joint plate is connected with the lower butt joint plate through a hinge. A clamping plate is arranged on the inner wall of the box body, clamping nails are fixed to the four corners of the inner wall of the upper butt joint plate and the four corners of the inner wall of the lower butt joint plate, and lock holes are formed in the outer walls of the clamping nails. The carton body and the carton cover are in butt joint through the hinge, when the carton needs to be repeatedly folded for use in the use process of the carton, the effect of folding the carton back and forth is achieved through the mechanism, the folding frequency of the carton is greatly increased, and therefore the service life of the carton is prolonged, and waste of resources and materials is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cartons, in particular to a repeatedly foldable carton. Background Art

[0002] At present, corrugated paperboard is made into corrugated boxes through die-cutting, creasing, nailing or gluing. Corrugated boxes are the most widely used packaging products, and their usage has always been the first among various packaging products.

[0003] Generally speaking, cartons, as packaging products, cannot be folded repeatedly during use. After a period of use, fatigue fractures will occur at the joints of the cardboards, making the cartons unusable, and the service life of the cartons cannot be increased, resulting in a waste of resources. China's authorized patent No. 202020817815.X mentions a repeatedly foldable corrugated carton, which can be folded repeatedly during use to increase the life of the carton. The structural design is complex, which greatly increases the inconvenience of using the carton. In order to solve the above problems, we propose a repeatedly foldable carton. Utility Model Content

[0004] In view of the above problems existing in the prior art repeatedly folding cartons, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a repeatedly foldable carton, which is connected to the box body and the box cover by a hinge. When the carton needs to be repeatedly folded during use, the mechanism will form a back and forth folding effect, which will greatly increase the number of times the carton is folded, thereby increasing the life of the carton, reducing the waste of resource materials, and solving the problem of repeatedly folding cartons.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A repeatedly foldable carton comprises a box body, wherein two sides of the top of the box body are connected with a box cover, an outer wall of the box body is provided with an upper docking plate, a side wall of the box body is provided with a lower docking plate, the upper docking plate is connected to the lower docking plate by a hinge, an inner wall of the box body is provided with a splint, four corners of the inner walls of the upper docking plate and the lower docking plate are fixed with staples, and the outer walls of the staples are provided with lock holes.

[0008] Preferably, both sides of the top of the splint are provided with sliding grooves, and the sliding grooves have built-in limit rods, springs and sliders. A pulling hole is provided on the top of the slider, and the bottom end of the slider is connected to a fixed rod piece. Locking rods are fixed on both sides of the outer wall of the fixed rod piece. The slider will slide based on the inside of the sliding groove and drive the locking rod on the fixed rod piece to move.

[0009] Preferably, the limit is fixed in the inner wall of the slide groove, the two ends of the limit rod are respectively fixedly docked with the two ends of the inner wall of the slide groove, the spring is sleeved on the outer wall of the limit rod, and the limit rod passes through the interior of the slider, the locking rod is adapted to the size of the locking hole, and the end of the locking rod is inserted into the interior of the locking hole, and the end of the locking rod is docked with the lock hole, which will facilitate the rapid installation of the splint to the upper docking plate and the lower docking plate.

[0010] Preferably, the slide groove and the slider are adapted to be connected and form a sliding mechanism, one end of the spring is fitted to the inner wall of the slide groove, and the other end of the spring is fitted to the side wall of the slider, the spring will give the slider elasticity, thereby driving the locking rod to be elastic, which is conducive to the rapid docking and separation of the locking rod with the lock hole.

[0011] Preferably, the staple is conical in shape, and is inserted into the interior of the box body and the box cover. The staple is conical in shape, and the staple will facilitate rapid connection between the carton and the paper cover, and can also be configured for use with cartons of different models.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] 1. The box body and the box cover are connected by a hinge in the utility model. When the carton needs to be folded repeatedly during use, the mechanism can form a back-and-forth folding effect, which will greatly increase the number of times the carton is folded, thereby increasing the service life of the carton and reducing the waste of resource materials.

[0014] 2. The utility model provides a clamping mechanism, during the installation process of the upper docking plate and the lower docking plate, the clamping nails are inserted into the inside of the box body and the box cover, and the clamping plate is docked with the upper docking plate and the lower docking plate to form a quick docking installation, which is convenient for multiple uses, and is easy to install and disassemble, and is suitable for use with different types of cartons. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is an enlarged schematic diagram of the structure at A of the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the structure of the connection between the upper butt joint plate and the lower butt joint plate.

[0019] Description of reference numerals:

[0020] 1. Box body; 2. Box cover; 3. Upper docking plate; 4. Hinge; 5. Lower docking plate; 6. Clamp; 7. Slide groove; 8. Slider; 9. Pull hole; 10. Limit rod; 11. Spring; 12. Fixing rod sheet; 13. Lock rod; 14. Pin; 15. Lock hole. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] The utility model embodiment discloses a repeatedly folding carton.

[0023] The utility model provides Figure 1-3 A repeatedly foldable carton shown includes a box body 1, a box cover 2 is connected to both sides of the top of the box body 1, an upper docking plate 3 is provided on the outer wall of the box body 1, a lower docking plate 5 is provided on the side wall of the box body 1, the upper docking plate 3 is connected to the lower docking plate 5 by a hinge 4, a splint 6 is provided on the inner wall of the box body 1, four corners of the inner walls of the upper docking plate 3 and the lower docking plate 5 are fixed with staples 14, and a lock hole 15 is provided on the outer wall of the staple 14. The box body and the box cover are docked by a hinge. When the carton needs to be repeatedly folded during use, the mechanism will form a back and forth folding effect, which will greatly increase the number of times the carton is folded, thereby increasing the service life of the carton and reducing the waste of resource materials.

[0024] To drive the locking rod to move freely: Figure 1-3 As shown, both sides of the top of the splint 6 are provided with slide grooves 7, and the slide grooves 7 have limit rods 10, springs 11 and sliders 8 built in. A pulling hole 9 is provided at the top of the slider 8, and a fixing rod piece 12 is connected to the bottom end of the slider 8. Locking rods 13 are fixed on both sides of the outer wall of the fixing rod piece 12. During the movement of the slider 8, it will slide inside the slide groove 7, and the slider 8 will drive the locking rod 13 on the side wall of the fixing rod piece 12 to move back and forth, thereby forming a locking mechanism.

[0025] In order to ensure the quick installation and removal of the splint: Figure 1-3 As shown, the limit is fixed in the inner wall of the slide groove 7, the two ends of the limit rod 10 are fixedly docked with the two ends of the inner wall of the slide groove 7 respectively, the spring 11 is sleeved on the outer wall of the limit rod 10, and the limit rod 10 passes through the interior of the slider 8, the locking rod 13 is adapted to the size of the locking hole 15, and the end of the locking rod 13 is inserted into the interior of the locking hole 15. During the docking process of the locking rod 13 and the locking hole 15, the upper docking plate 3 and the lower docking plate 5 will complete the locking installation through the docking of the locking rod 13 and the locking hole 15.

[0026] In order to ensure the sliding efficiency of the slider: Figure 1-3 As shown, the slide groove 7 is adapted to be connected with the slider 8 to form a sliding mechanism, one end of the spring 11 is attached to the inner wall of the slide groove 7, and the other end of the spring 11 is attached to the side wall of the slider 8. The spring 11 will give the slider 8 elasticity, which is conducive to the slider 8 sliding back and forth on the limit rod 10.

[0027] In order to quickly connect the docking plate to the box: Figure 1-3 As shown, the staple 14 is conical, and the staple 14 penetrates and is inserted into the interior of the box body 1 and the box cover 2. The staple 14 is conical, which facilitates the fast insertion of the staple 14 into the box body 1 and the box cover 2 to complete the fast installation of the mechanism.

[0028] When the box body 1 is opened, the box body 1 and the lower box body 1 are opened, and the box body 1 is ...

[0029] In the description of the present utility model, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is conventionally placed when in use, or are the orientations or positional relationships conventionally understood by those skilled in the art. They are only for the convenience of describing the present utility model 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 therefore should not be understood as a limitation on the present utility model.

[0030] 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 the indicated technical features. In the present utility model, unless otherwise clearly specified and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection;

[0031] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A repeatedly foldable carton, comprising a carton body (1), characterized in that: The top sides of the box body (1) are connected with a box cover (2), the outer wall of the box body (1) is provided with an upper docking plate (3), the side wall of the box body (1) is provided with a lower docking plate (5), the upper docking plate (3) is connected to the lower docking plate (5) through a hinge (4), the inner wall of the box body (1) is provided with a clamping plate (6), the four corners of the inner walls of the upper docking plate (3) and the lower docking plate (5) are fixed with staples (14), and the outer wall of the staples (14) is provided with a lock hole (15).

2. A repeatedly foldable carton according to claim 1, characterized in that: Both sides of the top of the clamping plate (6) are provided with sliding grooves (7), the sliding grooves (7) are internally provided with a limit rod (10), a spring (11) and a slider (8), the top of the slider (8) is provided with a pulling hole (9), and the bottom of the slider (8) is connected to a fixing rod sheet (12), and locking rods (13) are fixed to both sides of the outer wall of the fixing rod sheet (12).

3. A repeatedly foldable carton according to claim 2, characterized in that: The limiter is fixed in the inner wall of the slide groove (7), the two ends of the limiter rod (10) are respectively fixedly connected to the two ends of the inner wall of the slide groove (7), the spring (11) is sleeved on the outer wall of the limiter rod (10), and the limiter rod (10) passes through the interior of the slider (8), the locking rod (13) is adapted to the size of the locking hole (15), and the end of the locking rod (13) is inserted into the interior of the locking hole (15).

4. A repeatedly foldable carton according to claim 3, characterized in that: The slide groove (7) and the slider (8) are adapted to be connected and form a sliding mechanism; one end of the spring (11) is in contact with the inner wall of the slide groove (7), and the other end of the spring (11) is in contact with the side wall of the slider (8).

5. The repeatedly folding carton according to claim 1, characterized in that: The clamp (14) is conical in shape and penetrates and is inserted into the interior of the box body (1) and the box cover (2).

Images