Compression-resistant packaging box

Abstract

The utility model relates to the technical field of packaging boxes, and discloses a compression-resistant packaging box which comprises a bottom plate, the top of the bottom plate is fixedly connected with a box body, the top of the box body is fixedly connected with a protection frame, the front side and the rear side of the exterior of the protection frame are each provided with a first sliding groove, and the interior of the protection frame is slidably connected with a plurality of opening and closing plates. A handle is fixedly connected to the outer portion of the opening and closing plate, connecting frames are fixedly connected to the left side and the right side of the interior of the box body, a fixing shaft is fixedly connected to the outer portions of the connecting frames, a plurality of first rotating plates are rotationally connected to the outer portion of the fixing shaft, and a connecting shaft is rotationally connected to the other ends of the first rotating plates. And the outer part of the connecting shaft is fixedly connected with a connecting frame. According to the fixing device, the sliding block can extrude the fixing frame outside the fixing rod, then the two first rotating plates can rotate on the fixing shaft, and then the fixing plates can fix an object under the action of the spring.

Description

Technical Field

[0001] The utility model relates to the technical field of packing boxes, in particular to a compression-resistant packing box. Background Art

[0002] Compression-resistant packing boxes usually use high-strength materials, such as thickened cardboard, corrugated cardboard or metals, etc. They are usually specially designed packing boxes to withstand heavy pressure and impact to ensure the safety of the internal items during transportation, storage, etc.

[0003] In the prior art, the working principle of some compression-resistant packing boxes is mainly based on their structural design and the materials used, which can effectively absorb and disperse external pressure, thereby protecting the packed contents from damage. However, during specific use, the internal objects cannot be fixed. If the items in the packing box cannot be fixed, when the packing box is subjected to external impact or vibration, these items will move or collide with each other. This will cause damage to the items. Especially when transporting precision instruments, electronic products or fragile items, the movement of the items inside the box makes the center of gravity of the packing box unstable and increases the risk of tipping. Therefore, in view of the above problems, a compression-resistant packing box is proposed. Summary of the Utility Model

[0004] To make up for the above deficiencies, the utility model provides a compression-resistant packing box, aiming to improve the problem that some compression-resistant packing boxes in the prior art cannot fix the internal objects.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A compression-resistant packing box, including a bottom plate, a box body is fixedly connected to the top of the bottom plate, a protective frame is fixedly connected to the top of the box body, sliding grooves one are opened on the front and rear sides of the outside of the protective frame, a plurality of opening and closing plates are slidably connected to the inside of the protective frame, a handle is fixedly connected to the outside of the opening and closing plate, connecting frames are fixedly connected to the left and right sides of the inside of the box body, fixed shafts are fixedly connected to the outside of the connecting frames, a plurality of rotating plates one are rotatably connected to the outside of the fixed shafts, the other end of the rotating plate one is rotatably connected to a connecting shaft, a connecting frame is fixedly connected to the outside of the connecting shaft, a sliding block is fixedly connected to the outside of the connecting frame, a fixing plate is slidably connected to the outside of the sliding block, and an elastic force component for providing a reaction force is arranged inside the fixing plate;

[0007] As a further description of the above technical solution:

[0008] The elastic force component includes a sliding groove two, a fixed rod is fixedly connected to the inside of the sliding groove two, a spring is sleeved on the outside of the fixed rod, and the outside of the sliding groove two is opened inside the fixing plate;

[0009] As a further description of the above technical solution:

[0010] Fixing frames are fixedly connected to the outer four corners of the protection frame, and connecting shafts are fixedly connected to the outside of the fixing frames;

[0011] As a further description of the above technical solution:

[0012] A second rotating plate is rotatably connected to the outside of the connecting shaft, and a first limiting ring is fixedly connected to the outside of the second rotating plate;

[0013] As a further description of the above technical solution:

[0014] A support shaft is fixedly connected to the outside of the box body, and a reinforcing plate is rotatably connected to the outside of the support shaft;

[0015] As a further description of the above technical solution:

[0016] A clamping rod is fixedly connected to the outside of the second rotating plate, and the outside of the clamping rod is engaged with the outside of the reinforcing plate;

[0017] As a further description of the above technical solution:

[0018] The outside of the reinforcing plate is fixedly connected to the bottom of the protection frame, and a second limiting ring is fixedly connected to the outside of the support shaft;

[0019] As a further description of the above technical solution:

[0020] One end of the spring is fixedly connected to the outside of the second sliding groove, and the other end of the spring is rotatably connected to the outside of the sliding block.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the sliding block can extrude the fixing frame outside the fixing rod, so that the two first rotating plates can rotate around the fixed shaft, and then under the action of the spring, the fixing plate can fix the object.

[0023] 2. In the utility model, by rotating the second rotating plate, the second rotating plate drives the clamping rod to fix the reinforcing plate, and then the reinforcing plate can strengthen the whole device. By pulling the two opening and closing plates to slide to both sides, it is convenient to put the object into the box body. Description of the Drawings

[0024] Figure 1 is a three-dimensional schematic diagram of a compressive packaging box proposed by the utility model;

[0025] Figure 2Schematic diagram of the fixed plate of a compression-resistant packing box proposed by the present utility model;

[0026] Figure 3 Schematic diagram of the chute of a compression-resistant packing box proposed by the present utility model;

[0027] Figure 4 is Figure 1 the enlarged view of part A in

[0028] Legend description:

[0029] 1. Bottom plate; 2. Box body; 3. Protection frame; 4. First chute; 5. Opening and closing plate; 6. Handle; 7. Connecting frame; 8. Fixed shaft; 9. First rotating plate; 10. Connecting shaft; 11. Connecting frame; 12. Sliding block; 13. Second chute; 14. Fixed rod; 15. Spring; 16. Fixed plate; 17. Fixed frame; 18. Connecting shaft; 19. Second rotating plate; 20. Locking rod; 21. Support shaft; 22. Reinforcing plate. Specific implementation manners

[0030] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0031] Refer to Figures 1 to 3, An embodiment provided by the present utility model: A compression-resistant packing box, including a bottom plate 1, the bottom plate 1 is made of a sturdy wooden board material, with a rectangular shape, having a smooth surface and regular edges. The top of the bottom plate 1 is fixedly connected to a box body 2. The box body 2 is made of a thick cardboard material and has good compression resistance. The box body 2 is in the shape of a cuboid and is hollow inside for storing items. The top of the box body 2 is fixedly connected to a protective frame 3. The protective frame 3 is made of a metal material and is in the shape of a rectangular frame, used to protect the items inside the box body 2 from external pressure. On both the front and rear sides of the outside of the protective frame 3, a first chute 4 is opened. The first chute 4 is in the shape of a long strip-shaped groove and is used for sliding connection with an opening and closing plate 5. A plurality of opening and closing plates 5 are slidably connected inside the protective frame 3. The opening and closing plate 5 is made of a rigid plastic material and is in the shape of a rectangular plate, used to cover the top of the box body 2. A handle 6 is fixedly connected to the outside of the opening and closing plate 5. The handle 6 is made of a soft rubber material and is in the shape of a ring for easy hand-held operation. On both the left and right sides inside the box body 2, a connecting frame 7 is fixedly connected. A fixed shaft 8 is fixedly connected to the outside of the connecting frame 7. The fixed shaft 8 is made of a metal material and is in the shape of a cylinder, used for rotational connection with a first rotating plate 9. A plurality of first rotating plates 9 are rotatably connected to the outside of the fixed shaft 8 for supporting the first rotating plate 9. The other end of the first rotating plate 9 is rotatably connected to an adapter shaft 10. The adapter shaft 10 is made of a metal material and is in the shape of a cylinder, used for rotational connection with an adapter frame 11. An adapter frame 11 is fixedly connected to the outside of the adapter shaft 10. The adapter frame 11 is made of a metal material and is in the shape of an L-shaped bracket for supporting a sliding block 12;

[0032] A sliding block 12 is fixedly connected to the outside of the adapter frame 11. A fixed plate 16 is slidably connected to the outside of the sliding block 12. The fixed plate 16 is made of a metal material and is in the shape of a rectangular plate for providing a reaction force. An elastic force component for providing a reaction force is arranged inside the fixed plate 16. The elastic force component includes a second chute 13. A fixed rod 14 is fixedly connected to the inside of the second chute 13. A spring 15 is sleeved on the outside of the fixed rod 14. The spring 15 is made of a metal material and has good elasticity. The second chute 13 is opened on the inside of the fixed plate 16;

[0033] Refer to Figures 3 to 4The four corners of the outer side of the protective frame 3 are fixedly connected with a fixing frame 17, and the outer side of the fixing frame 17 is fixedly connected with a connecting shaft 18. The connecting shaft 18 is also made of corrosion-resistant metal material and is cylindrical, allowing the rotating plate 2 19 to rotate around it. The outer side of the connecting shaft 18 is rotatably connected with the rotating plate 2 19. The outer side of the rotating plate 2 19 is fixedly connected with a limiting ring 1, which is an annular metal part used to limit the rotation range of the rotating plate 2 19 to prevent it from overturning. The outer side of the box body 2 is fixedly connected with a support shaft 21, and the outer side of the support shaft 21 is rotatably connected with a reinforcing plate 22. The rotating plate 2 1 9 is fixedly connected to the outside with a clamping rod 20, the outside of the clamping rod 20 is engaged with the outside of the reinforcing plate 22, the outside of the reinforcing plate 22 is fixedly connected to the bottom of the protective frame 3, this design can better disperse the pressure and protect the items inside the box, the outside of the support shaft 21 is fixedly connected to the limit ring 2, one end of the spring 15 is fixedly connected to the outside of the slide groove 2 13, and the other end of the spring 15 is rotatably connected to the outside of the sliding block 12. This design enables the spring 15 to provide a stable reaction force when the sliding block 12 moves, thereby ensuring that the packaging box can have a certain buffering effect when it is under pressure.

[0034] Working principle: by putting the object into the box body 2, first push the fixed plate 16 to both sides, under the action of the fixed plate 16, the fixed plate 16 can drive the sliding block 12 to slide inside the sliding groove 13, under the sliding of the sliding block 12, the sliding block 12 can squeeze the fixing frame 17 outside the fixing rod 14, and then the two rotating plates 1 9 can rotate on the fixed shaft 8, and then the fixed plate 16 can fix the object under the action of the spring 15;

[0035] By rotating the rotating plate 19, under the action of the rotating plate 19, the rotating plate 19 drives the clamping rod 20 to fix the reinforcing plate 22, and then the reinforcing plate 22 can reinforce the entire device, and by pulling the two opening and closing plates 5 to slide to both sides, objects can be conveniently placed into the box body 2.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A compression-resistant packing box, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected with a box body (2), the top of the box body (2) is fixedly connected with a protective frame (3), both the front and rear sides of the outside of the protective frame (3) are provided with a first chute (4), a plurality of opening and closing plates (5) are slidably connected inside the protective frame (3), a handle (6) is fixedly connected to the outside of the opening and closing plate (5), both the left and right sides inside the box body (2) are fixedly connected with connecting frames (7), a fixed shaft (8) is fixedly connected to the outside of the connecting frame (7), a plurality of first rotating plates (9) are rotatably connected to the outside of the fixed shaft (8), the other end of the first rotating plate (9) is rotatably connected with an adapter shaft (10), an adapter frame (11) is fixedly connected to the outside of the adapter shaft (10), a sliding block (12) is fixedly connected to the outside of the adapter frame (11), the outside of the sliding block (12) is slidably connected with a fixing plate (16), and an elastic component for providing a reaction force is arranged inside the fixing plate (16).

2. The compressive packing box according to claim 1, wherein: The elastic component includes a second chute (13), a fixed rod (14) is fixedly connected inside the second chute (13), a spring (15) is sleeved on the outside of the fixed rod (14), and the outside of the second chute (13) is arranged inside the fixing plate (16).

3. The compressive packing box according to claim 1, characterized in that: Fixed frames (17) are fixedly connected to the four corners of the outside of the protective frame (3), and a connecting shaft (18) is fixedly connected to the outside of the fixed frame (17).

4. The compressive packaging box according to claim 3, wherein: A second rotating plate (19) is rotatably connected to the outside of the connecting shaft (18), and a first limiting ring is fixedly connected to the outside of the second rotating plate (19).

5. The compressive packaging box according to claim 4, characterized in that: A support shaft (21) is fixedly connected to the outside of the box body (2), and a reinforcing plate (22) is rotatably connected to the outside of the support shaft (21).

6. The compressive packaging box according to claim 5, characterized in that: A clamping rod (20) is fixedly connected to the outside of the second rotating plate (19), and the outside of the clamping rod (20) is engaged with the outside of the reinforcing plate (22).

7. The compressive packaging box according to claim 6, characterized in that: The outside of the reinforcing plate (22) is fixedly connected to the bottom of the protective frame (3), and a second limiting ring is fixedly connected to the outside of the support shaft (21).

8. The compressive packaging box according to claim 2, wherein: One end of the spring (15) is fixedly connected to the outside of the second chute (13), and the other end of the spring (15) is rotatably connected to the outside of the sliding block (12).

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