An internally hollow crate structure

By incorporating support structures and space adjustment components within the collapsible container, the issues of stability and space adaptability during transportation are resolved, resulting in greater stability and convenient loading and unloading of goods.

CN224529306UActive Publication Date: 2026-07-21SUZHOU IND PARK XINXINELECTRONIC CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SUZHOU IND PARK XINXINELECTRONIC CO LTD
Filing Date
2025-08-13
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing hollow-walled boxes lack stability during transportation, and their fixed internal space makes them unsuitable for different sized items.

Method used

Support structures, including telescopic rods and support plates, are installed on the inner walls of both sides of the enclosure box and are fixed by fixing pins; an internal space adjustment component is installed, which uses movable plates and wedge grooves to adjust the space; the cover plate is conveniently installed through sliding grooves and fixing blocks.

Benefits of technology

The sidewalls of the pallet box have been strengthened and stabilized, allowing for adjustable internal space to accommodate items of different sizes, and the lid can be easily installed and removed.

✦ Generated by Eureka AI based on patent content.

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  • Figure CN224529306U_ABST
    Figure CN224529306U_ABST
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Abstract

The utility model relates to a hollowed out fence box structure, including the base, the top of base is provided with the mounting slot, the inside of mounting slot is provided with the fence body, the both sides of fence body are provided with the easy folding area at four corner positions, the both side walls of fence body are provided with the symmetrical fixed hole at the top position, the top of fence body still is provided with the cover plate, the utility model discloses the first support plate and second support plate are taken out and placed the slot, rotate first support plate and second support plate, make the lug of first support plate one end setting and the slot of second support plate one end opening between the adaptation, and are fixed through the fixed bolt, make first support plate and second support plate fixed in the fence body both sides inner wall, to be able to strengthen the strength of fence body side wall, make the fence body more stable.
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Description

Technical Field

[0001] This application relates to the field of enclosed box technology, and in particular to an internally hollow enclosed box structure. Background Technology

[0002] Palletized crates are modular packaging containers made up of pallets, boxes, and lids stacked together. As a commonly used logistics packaging container, palletized crates are widely used in the storage and transportation of goods in various industries.

[0003] Some existing hollow pallet boxes lack supporting structures, resulting in insufficient support strength on the side walls and ends during use. This leads to instability and makes the transported items prone to shaking and damage during transportation. Furthermore, the fixed internal space of existing pallet boxes reduces their adaptability. Utility Model Content

[0004] To address the problems mentioned in the background art, this application provides an internally hollow enclosed box structure.

[0005] The hollow enclosed box structure provided in this application adopts the following technical solution:

[0006] A hollow enclosed box structure includes a base, a mounting groove on the top of the base, an enclosed panel body inside the mounting groove, foldable areas on both sides and at the four corners of the enclosed panel body, support structures on both inner walls of the enclosed panel body, a space adjustment component inside the enclosed panel body, symmetrical fixing holes on both sides of the enclosed panel body at the top, and a cover plate on the top of the enclosed panel body.

[0007] Preferably, the support structure includes telescopic rods installed in symmetrical placement slots on the inner walls of both sides of the main body of the enclosure. One end of the telescopic rod is connected to a fixed seat provided on the inner wall of the placement slot, and the other end of the telescopic rod is connected to a first support plate and a second support plate respectively.

[0008] Preferably, the bearing located at the middle of the first support plate and the second support plate is adapted to one end of the telescopic rod, one end of the first support plate is provided with a protrusion, and one end of the second support plate is provided with a slot.

[0009] Preferably, the protrusion and the slot are adapted to engage, and a corresponding locking hole is provided between the protrusion and the slot, with a fixing pin inside the locking hole.

[0010] Preferably, the space adjustment component includes two symmetrical movable plates installed inside the main body of the enclosure panel. Each of the two movable plates has a wedge-shaped block at both ends, and the wedge-shaped blocks are adapted to the wedge-shaped grooves opened on the side walls at both ends of the main body of the enclosure panel.

[0011] Preferably, the two movable plates are provided with multiple sets of symmetrical limiting grooves on opposite sides, and a limiting partition is slidably installed in one set of the limiting grooves.

[0012] Preferably, the cover plate is further provided with a fixing component for fixing the main body of the enclosure. The fixing component includes two sets of symmetrical sliding grooves installed on the top of the cover plate, and symmetrical sliding seats are slidably installed inside the two sets of sliding grooves.

[0013] Preferably, a pushing block is provided at the top of the sliding seat, and an L-shaped fixing block is provided at the bottom of the sliding seat. One end of the L-shaped fixing block passes through a fixing hole opened at the top position on both sides of the main body of the enclosure.

[0014] In summary, this application includes the following beneficial technical effects:

[0015] 1. This utility model provides a support structure in which the first support plate and the second support plate are pulled out of the placement groove under the action of the telescopic rod. The first support plate and the second support plate are rotated so that the protrusion at one end of the first support plate matches the slot at one end of the second support plate and are fixed by a fixing pin. This fixes the first support plate and the second support plate to the inner walls of both sides of the main body of the enclosure, thereby strengthening the side walls of the main body of the enclosure and making the main body of the enclosure more stable.

[0016] 2. This utility model is equipped with a space adjustment component. Two movable plates are fitted and engaged with wedge-shaped grooves opened on the side walls at both ends of the main body of the enclosure via wedge-shaped blocks at both ends. The two movable plates are installed inside the main body of the enclosure, which can enhance the strength of the inner walls at both ends of the enclosure and further improve stability. At the same time, multiple sets of symmetrical limiting grooves are opened on the inner wall of one side of the two movable plates, and limiting partitions are inserted into them. By moving the position of the limiting partitions, the internal space of the enclosure can be adjusted to accommodate items of different sizes and specifications. Attached Figure Description

[0017] Figure 1 This is a structural schematic diagram of a hollow enclosed box structure according to an embodiment of this application;

[0018] Figure 2 This is a schematic diagram of the inner wall structure on both sides of the main body of the enclosure in this application embodiment;

[0019] Figure 3 This is an enlarged schematic diagram of the structure at point A in the embodiment of this application;

[0020] Figure 4 This is a schematic diagram of the internal structure of the main body of the enclosure in an embodiment of this application;

[0021] Figure 5 This is a cross-sectional view of the side structure of the cover plate in an embodiment of this application.

[0022] Explanation of reference numerals in the attached drawings: 1. Base; 2. Main body of the enclosure; 3. Cover plate; 4. Movable plate; 5. Wedge groove; 6. Limiting groove; 7. Limiting partition; 8. Placement groove; 9. Telescopic rod; 10. First support plate; 11. Second support plate; 12. Protrusion; 13. Slot; 14. Fixing pin; 15. Slide groove; 16. Sliding seat; 17. Pushing block; 18. L-shaped fixing block; 19. Fixing hole. Detailed Implementation

[0023] The following is in conjunction with the appendix Figure 1-4 This application will be described in further detail.

[0024] This application discloses a hollow enclosed box structure, including a base 1, a mounting groove on the top of the base 1, an enclosed body 2 inside the mounting groove, easy-folding areas on both sides and at the four corners of the enclosed body 2, a support structure on both inner walls of the enclosed body 2, a space adjustment component inside the enclosed body 2, symmetrical fixing holes 19 on both sides of the enclosed body 2 at the top, and a cover plate 3 on the top of the enclosed body 2.

[0025] refer to Figure 2 and Figure 3 The support structure includes telescopic rods 9 installed in symmetrical placement slots 8 on both sides of the inner wall of the main body 2. One end of the telescopic rod 9 is connected to a fixed seat provided on the inner wall of the placement slot 8, and the other end of the telescopic rod 9 is connected to a first support plate 10 and a second support plate 11 respectively. Bearings provided at the middle positions of the first support plate 10 and the second support plate 11 are adapted to one end of the telescopic rod 9. One end of the first support plate 10 is provided with a protrusion 12, and one end of the second support plate 11 is provided with a slot 13. The protrusion 12 and the slot 13 are adapted to engage with each other, and corresponding locking mechanisms are also provided between the protrusion 12 and the slot 13. The hole, the locking hole is provided with a fixing pin 14. More specifically, the telescopic rod 9 provided in the placement groove 8 of the first support plate 10 and the second support plate 11 is used to pull out the placement groove 8. Then the first support plate 10 and the second support plate 11 are rotated so that the protrusion 12 provided at one end of the first support plate 10 is matched with the slot 13 opened at one end of the second support plate 11 and fixed by the fixing pin 14. This fixes the first support plate 10 and the second support plate 11 to the inner walls of both sides of the main body of the enclosure, thereby strengthening the strength of the side walls of the main body of the enclosure 2 and making the main body of the enclosure 2 more stable.

[0026] refer to Figure 4 The space adjustment component includes two symmetrical movable plates 4 installed inside the main body 2 of the enclosure. Each of the two movable plates 4 has a wedge-shaped block at both ends, which is adapted to the wedge-shaped grooves 5 opened on the side walls at both ends of the main body 2. The two movable plates 4 also have multiple sets of symmetrical limiting grooves 6 on opposite sides. A limiting partition 7 is slidably installed in one set of limiting grooves 6. More specifically, by fitting the two movable plates 4 with the wedge-shaped blocks at both ends and the wedge-shaped grooves 5 opened on the side walls at both ends of the main body 2, the two movable plates 4 are installed inside the main body 2, which can enhance the strength of the inner walls at both ends of the main body 2 and further improve stability. At the same time, multiple sets of symmetrical limiting grooves 6 are opened on the inner wall of one side of the two movable plates 4, and corresponding limiting partitions 7 are inserted into the limiting grooves 6, so that the internal space of the main body 2 can be adjusted to accommodate items of different sizes and specifications.

[0027] refer to Figure 1 , Figure 2 and Figure 5 The cover plate 3 is also equipped with a fixing component for fixing the enclosure body 2. The fixing component includes two sets of symmetrical sliding grooves 15 installed on the top of the cover plate 3. Symmetrical sliding seats 16 are slidably installed inside the two sets of sliding grooves 15. A lever 17 is provided on the top of the sliding seat 16, and an L-shaped fixing block 18 is provided on the bottom of the sliding seat 16. One end of the L-shaped fixing block 18 passes through the fixing holes 19 opened at the top position on both sides of the enclosure body 2. More specifically, by pushing the lever 17, the sliding seat 16 is moved to one side along the sliding groove 15, so that the sliding seat 16 moves one end of the L-shaped fixing block 18 at the bottom to pass through the fixing holes 19 opened at the top position on both sides of the enclosure body 2, so that the cover plate 3 is fixedly installed with the enclosure body 2. Similarly, by pushing the lever 17, the sliding seat 16 is moved to the other side along the sliding groove 15, so that the L-shaped fixing block 18 is disengaged from the fixing hole 19, thereby facilitating the installation and disassembly of the cover plate 3 by the staff, making it more convenient to take out and put in the internal items.

[0028] The implementation principle of the hollow enclosing box structure in this application embodiment is as follows: In use, the enclosing body 2 is inserted into the mounting groove at the top of the base 1, and the first support plate 10 and the second support plate 11 are pulled out of the placement groove 8. The first support plate 10 and the second support plate 11 are rotated so that the protrusion 12 provided at one end of the first support plate 10 is adapted to the slot 13 opened at one end of the second support plate 11, and fixed by the fixing pin 14, so that the first support plate 10 and the second support plate 11 are fixed to the inner walls on both sides of the enclosing body 2, thereby strengthening the strength of the side walls of the enclosing body 2 and making the enclosing body 2 more stable. Then, the two movable plates 4 are fitted and engaged with the wedge-shaped grooves 5 opened at both ends of the side walls of the enclosing body 2 by the wedge-shaped blocks provided at both ends, and the two movable plates 4 are installed inside the enclosing body 2. This enhances the strength of the inner walls at both ends of the main body 2 of the enclosure, further improving stability. When adjusting the internal space of the main body 2 of the enclosure, the limiting partition 7 is inserted into different limiting slots 6, thereby adjusting the internal space of the main body 2 of the enclosure to accommodate items of different sizes. Then, pushing the lever 17 drives the sliding seat 16 to slide along the slide groove 15 to one side, so that one end of the L-shaped fixing block 18 passes into the fixing hole 19 opened at the top position on both sides of the main body 2 of the enclosure, thus fixing the cover plate 3 to the main body 2 of the enclosure. Similarly, pushing the lever 17 drives the sliding seat 16 to slide along the slide groove 15 to the other side, so that the L-shaped fixing block 18 disengages from the fixing hole 19, thereby facilitating the installation and removal of the cover plate 3 by the staff, making it more convenient to take out and put in the internal items.

[0029] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. A hollow, enclosed box structure, characterized in that: Includes a base (1), the top of which is provided with an installation groove, and a surrounding panel body (2) is provided inside the installation groove. The two sides and four corners of the surrounding panel body (2) are provided with foldable areas. The inner walls on both sides of the surrounding panel body (2) are provided with support structures. The interior of the surrounding panel body (2) is provided with space adjustment components. The two sides of the surrounding panel body (2) at the top are provided with symmetrical fixing holes (19). The top of the surrounding panel body (2) is also provided with a cover plate (3).

2. The hollow enclosed box structure according to claim 1, characterized in that: The support structure includes telescopic rods (9) installed in symmetrical placement slots (8) on both sides of the inner wall of the main body of the enclosure (2). One end of the telescopic rod (9) is connected to a fixed seat provided on the inner wall of the placement slot (8), and the other end of the telescopic rod (9) is connected to a first support plate (10) and a second support plate (11).

3. The hollow enclosed box structure according to claim 2, characterized in that: The bearings located at the middle of the first support plate (10) and the second support plate (11) are adapted to one end of the telescopic rod (9). One end of the first support plate (10) is provided with a protrusion (12), and one end of the second support plate (11) is provided with a slot (13).

4. The hollow enclosed box structure according to claim 3, characterized in that: The protrusion (12) and the slot (13) are adapted to engage with each other, and a corresponding locking hole is provided between the protrusion (12) and the slot (13), and a fixing pin (14) is provided inside the locking hole.

5. The hollow enclosed box structure according to claim 1, characterized in that: The space adjustment component includes two symmetrical movable plates (4) installed inside the main body (2) of the enclosure. Each of the two movable plates (4) has a wedge block at both ends, and the wedge block is adapted to the wedge groove (5) opened on the side wall at both ends of the main body (2).

6. The hollow enclosed box structure according to claim 5, characterized in that: The two movable plates (4) are also provided with a number of symmetrical limiting grooves (6) on opposite sides, and a limiting partition (7) is slidably installed in one of the limiting grooves (6).

7. The hollow enclosed box structure according to claim 1, characterized in that: The cover plate (3) is also provided with a fixing component for fixing the main body (2) of the enclosure. The fixing component includes two sets of symmetrical sliding grooves (15) installed on the top of the cover plate (3). Symmetrical sliding seats (16) are slidably installed inside the two sets of sliding grooves (15).

8. The hollow enclosed box structure according to claim 7, characterized in that: The top of the sliding seat (16) is provided with a push block (17), and the bottom of the sliding seat (16) is provided with an L-shaped fixing block (18). One end of the L-shaped fixing block (18) is inserted into the fixing hole (19) opened at the top position on both sides of the main body of the enclosure (2).