A tape-free reusable express turnover box structure

Abstract

This invention provides a tape-free, reusable express delivery turnover box structure, including a box body. Both the upper and lower opening ends of the box body are circumferentially formed with tongues. Sealing strips corresponding to the tongues are provided at both the upper and lower opening ends along their length direction. The sealing strip includes a horizontal section and integrally formed extended connecting sections on opposite sides of the horizontal section along its length direction. Multiple buckle holes are provided on one side of the horizontal section along its length direction, and multiple oblong holes corresponding to the buckle holes are provided on the other side of the horizontal section along its length direction. Buckle holes are also provided on one side of the extended connecting section. Multiple fastening blocks are connected to the tongues on opposite sides of the box body along its length direction. The fastening block on the side corresponding to the oblong hole is movably connected to the sealing strip on one side of the tongue by screws passing through the oblong hole. Fastening blocks are also connected to opposite sides of the box body along its width direction by screws. The advantages of this invention are: achieving a stable box opening seal, environmental friendliness, and stackability, saving storage space.

Description

Technical Field

[0001] This invention relates to the field of logistics turnover box technology, and in particular to a tape-free, reusable express delivery turnover box structure. Background Technology

[0002] Turnover boxes are widely used in industries such as machinery, automobiles, home appliances, light industry, and electronics. They are acid and alkali resistant, oil resistant, non-toxic, and odorless, suitable for storing food, easy to clean, and facilitate convenient parts turnover, neat stacking, and easy management. They are suitable for transportation, distribution, storage, and processing in factory logistics. In today's increasingly important logistics management landscape, turnover boxes have a significant impact on the standardized management of the entire logistics operation. It can even be said that turnover boxes have become an essential item for modern logistics management in production and distribution enterprises. Currently, this product is widely used in the market and has promoted the development of many industries. Packaging box-type turnover boxes can be used for both turnover and finished product packaging. They are lightweight, durable, stackable, and can be customized in various specifications and sizes according to user needs. They feature aluminum alloy edging, can be covered for dust protection, and have an attractive appearance. The existing technology for express delivery turnover boxes has the following drawbacks: First, the use of tape for sealing results in a large amount of tape consumption, which has a significant environmental impact and is detrimental to low-carbon development; second, the repeated opening and closing of the tape during long-term use affects the lifespan of the turnover boxes; third, they generally lack tamper-proof features, reducing product confidentiality. Given these shortcomings of the existing technology, improvements are urgently needed. Summary of the Invention

[0003] Based on this, the purpose of the present invention is to provide a courier turnover box structure with a sealing strip, which can achieve a stable box opening seal without tape, is reusable, environmentally friendly and has a long service life, and can be stacked for storage, saving storage space.

[0004] This invention provides a tape-free, reusable express delivery turnover box structure, comprising an integrally folded rectangular box body. Both the upper and lower opening ends of the box body are circumferentially formed with tongues. Sealing strips corresponding to the tongues are provided at both the upper and lower opening ends along their length direction. Each sealing strip includes a horizontal section and integrally formed extension connecting sections on opposite sides of the horizontal section along its length direction. The length of the horizontal section is equal to the length of the box body. Multiple buckle holes are provided on one side of the horizontal section along its length direction, and multiple oblong holes corresponding to the buckle holes are provided on the other side. Buckle holes are also provided on one side of the extension connecting section. Multiple fastening blocks corresponding to the buckle holes and oblong holes are connected to the tongues on opposite sides of the box body by screws. A gap is formed between the fastening blocks and the surface of the box body for the sealing strip to move. The side corresponding to the oblong hole... The fastening blocks are connected to the tongue plate on one side by screws passing through the waist-shaped holes, allowing the sealing strip to be movably connected. Fastening blocks that mate with the extended connecting sections are connected to opposite sides of the box body via screws. The fastening holes include a main through hole and a clearance hole. The main through hole corresponds to the outer contour of the fastening block, and the clearance hole corresponds to the screw. The main through hole and the clearance hole are connected. When in use, the sealing strips on the upper and lower sides are pressed across the tongue plates on opposite sides of the box body in the length direction. The extended connecting sections on both sides are folded towards opposite sides of the box body in the width direction. The fastening blocks on opposite sides of the box body in the width direction pass through the fastening holes on one side of the extended connecting section, and their screws are embedded in the clearance holes. The fastening blocks corresponding to the horizontal section pass through the fastening holes on the horizontal section, and their screws are embedded in the clearance holes.

[0005] As a preferred embodiment, the number of buckle holes in the horizontal section is A, the number of waist-shaped holes in the horizontal section is B, and the number of fastening blocks on each side tongue plate of the upper and lower opening ends of the box in the length direction is C, where A = B = C, and C ≥ 2.

[0006] As a preferred embodiment, the inner walls of opposite sides in the width direction of the box are respectively provided with anti-tamper buckles corresponding to the extended connecting section on the side without buckle holes. The portion of the anti-tamper buckle that extends through the box body and out of the box body is provided with an anti-tamper strap hanging hole. The extended connecting section on the side without buckle holes is provided with a through hole for the anti-tamper strap hanging hole to pass through. When in a sealed state, the anti-tamper buckle passes through the through hole and the anti-tamper strap hanging hole is hung with an anti-tamper strap.

[0007] As a preferred embodiment, finger-pull-through holes are provided near the edges of the extended connecting sections on both sides.

[0008] As a preferred embodiment, the tongue plates on both the upper and lower sides of the housing along the length direction are each formed with multiple sets of engaging structures. The engaging structure includes a tongue that is wider on the outside and narrower on the inside, formed at the free end edge of one side of the tongue plate along the length direction, and a slot formed at the free end edge of the other side of the tongue plate along the length direction, corresponding to the shape of the tongue and for the tongue to be inserted. A side slot with a narrow opening and a wide inner cavity is formed at the free end edge of the tongue plate on one side with the tongue and on the opposite sides of the tongue. A side tongue with a shape corresponding to the side slot is protruding at the free end edge of the tongue plate on one side with the slot and on the opposite sides of the slot.

[0009] As a preferred embodiment, the number of the interlocking structures is set to D, where D≥2.

[0010] As a preferred embodiment, a reinforcing block is fixedly connected to the inner surface of one side tongue plate of the upper and lower opening ends of the box body by screws; the length of the reinforcing block is E, the length of the tongue plate in the length direction is F, and the distance between the two sides of the tongue plate in the width direction when in the closed state is G, where F > E > G.

[0011] As a preferred embodiment, the width of the waist-shaped hole is M, the diameter of the screw is N, and M = N.

[0012] The beneficial effects of this invention are as follows:

[0013] 1. The sealing strip is installed, eliminating the need for adhesive. Simply pull the sealing strip to make it fit the buckle hole and the fastening block to achieve a seal. When disassembly is required, pull the sealing strip in the opposite direction to disengage the fastening block from the buckle hole. This is simple and quick, and directly increases the service life of the invention. The rectangular box is folded and formed in one piece. When storage is required, simply press the box body down along the fold line to flatten it. It can be stacked for storage, saving storage space.

[0014] 2. An anti-tamper buckle is provided. When the packaging is sealed, the anti-tamper buckle passes through the through hole and the anti-tamper strap is hung on the anti-tamper strap hanging hole. If the packaging needs to be opened, the anti-tamper strap needs to be cut. This gives the invention a good anti-theft and anti-tamper function and improves the security factor.

[0015] 3. A finger-pull through hole is provided to facilitate pulling the sealing strip;

[0016] 4. An interlocking structure is designed to ensure a secure and sealed connection between the two tongue plates along the length, thereby further improving the sealing performance;

[0017] 5. A reinforcing block is provided. When the device is in the closed state, the reinforcing block will come into contact with the tongue plates on both sides of the width direction, thereby preventing the tongue plates on both sides of the width direction from turning inward and sinking due to force at the upper and lower opening ends, thus protecting the safety of the items placed inside the device. Attached Figure Description

[0018] Figure 1 This is a perspective view of the present invention in use.

[0019] Figure 2 This is a perspective view of the invention in its open state.

[0020] Figure 3 This is a perspective view (from another angle) of the invention in its open state.

[0021] The attached diagram is labeled as follows: 10. Box body, 11. Sealing strip, 13. Fastening block, 14. Fastening hole, 15. Extension connecting section, 16. Anti-tamper buckle, 17. Anti-tamper strap, 18. Finger lifting through hole, 19. Side slot, 20. Reinforcing block, 21. Tongue, 22. Tongue plate, 23. Side tongue, 24. Horizontal section, 25. Waist-shaped hole, 27. Main through hole, 26. Displacement hole, 28. Slot, 29. Through hole, 30. Screw, 31. Anti-tamper strap hanging hole, 32. Snap-fit ​​structure. Detailed Implementation

[0022] To further understand the features, technical means, and specific objectives and functions achieved by the present invention, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

[0023] In this invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0024] Please refer to Figure 1-3As shown, a tape-free reusable express delivery turnover box structure includes an integrally folded rectangular box body 10. Both the upper and lower opening ends of the box body 10 are circumferentially formed with tongues 22. Sealing strips 11, corresponding to the tongues 22, are provided at both the upper and lower opening ends of the box body 10 along their length direction. The sealing strips 11 can be made of soft rubber with a certain degree of toughness. The sealing strip 11 includes a horizontal section 24 and integrally formed extension connecting sections 15 on opposite sides of the horizontal section 24 along its length direction. The length of the horizontal section 24 is equal to the length of the box body 10. Multiple buckle holes 14 are provided on one side of the horizontal section 24 along its length direction, and multiple waist-shaped holes 25 corresponding to the buckle holes 14 are provided on the other side of the horizontal section 24 along its length direction. Buckle holes 14 are provided on one side of the extension connecting section 15. Multiple fastening blocks 13, corresponding to the buckle holes 14 and waist-shaped holes 25 respectively, are connected to the tongues 22 on opposite sides of the box body 10 along its length direction by screws 30. A gap is formed between the fastening block 13 and the surface of the housing 10 to allow the sealing strip 11 to move. The fastening block 13 on the side corresponding to the waist-shaped hole 25 is connected to the sealing strip 11 movably on the tongue plate 22 by a screw 30 passing through the waist-shaped hole 25. Fastening blocks 13 that mate with the extended connecting section 15 are connected to opposite sides of the housing 10 in the width direction by screws 30. The fastening hole 14 includes a main through hole 27 and a relief hole 26. The main through hole 27 corresponds to the outer contour of the fastening block 13, and the relief hole 26 corresponds to the screw 30. The main through hole 27 and the relief hole 26 are connected. The main through hole 27 is circular, the shape of the fastening block 13 is circular, and the length of the waist-shaped hole 25 is greater than or equal to the diameter of the fastening block 13.

[0025] When in use, the sealing strips 11 on the upper and lower sides are pressed across the tongue plates 22 on opposite sides of the box body 10 along its length. The extended connecting sections 15 on both sides are folded towards the opposite sides of the box body 10 along its width. The fastening blocks 13 on the opposite sides of the box body 10 along its width pass through the fastening holes 14 on one side of the extended connecting section 15, and their screws 30 are embedded in the relief holes 26. The fastening blocks 13 corresponding to the horizontal section 24 all pass through the fastening holes 14 on the horizontal section 24, and their screws 30 are embedded in the relief holes 26. This invention does not require adhesive; simply pulling the sealing strip to make it cooperate with the fastening holes and fastening blocks achieves a seal. When disassembly is required, simply pull the sealing strip in the opposite direction to disengage the fastening blocks from the fastening holes. This is simple and quick, and directly increases the service life of the invention. The rectangular box body is integrally folded and formed. When storage is required, simply press the box body down along the fold line to flatten it. It can be stacked for storage, saving storage space.

[0026] The number of buckle holes 14 on the horizontal segment 24 is A, the number of waist-shaped holes 25 on the horizontal segment 24 is B, and the number of fastening blocks 13 on each side of the tongue plate 22 at the upper and lower opening ends of the box body 10 along the length direction is C, where A = B = C, and C ≥ 2. In this embodiment, the horizontal segment 24 has 2 buckle holes 14, the horizontal segment 24 has 2 waist-shaped holes 25, and the box body 10 has 2 fastening blocks 13 on each side of the tongue plate 22 at the upper and lower opening ends along the length direction.

[0027] In a preferred embodiment, the inner walls of opposite sides of the box body 10 are respectively provided with anti-tamper buckles 16 corresponding to the extended connecting section 15 on the side without buckle holes 14. The portion of the anti-tamper buckle 16 extending through the box body 10 and beyond the box body 10 is provided with an anti-tamper strap hanging hole 31. The extended connecting section 15 on the side without buckle holes 14 has a through hole 29 for the anti-tamper strap hanging hole 31 to pass through. When in a sealed state, the anti-tamper buckle 16 passes through the through hole 29 and an anti-tamper strap 17 is hung on the anti-tamper strap hanging hole 31. To open the packaging, the anti-tamper strap needs to be cut, thus giving the present invention good anti-theft and anti-tamper functions and improving the security factor.

[0028] In a preferred embodiment, finger-pull through holes 18 are provided near the edges of both sides of the extended connecting section 15, which facilitates pulling the sealing strip. Fingers can be directly inserted into the finger-pull through holes 18 to control the sealing strip and achieve relative positional changes on both sides.

[0029] In a preferred embodiment, the tongue plates 22 on both the upper and lower sides of the housing 10 along the length direction are each formed with multiple sets of engaging structures 32. Each engaging structure 32 includes a tongue 21, wider on the outside and narrower on the inside, formed at the free end edge of one side tongue plate 22 along the length direction, and a slot 28, corresponding in shape to the tongue 21 and for insertion of the tongue 21, formed at the free end edge of the tongue plate 22 with the tongue 21 and on opposite sides of the tongue 21, forming a side slot 19 with a narrow opening and a wide inner cavity. A side tongue 23, corresponding in shape to the side slot 19, is also formed at the free end edge of the tongue plate 22 with the slot 28 and on opposite sides of the slot 28. The number of engaging structures 32 is set to D, where D≥2. In this embodiment, the number of engaging structures 32 is set to 2. In actual use, the tongue 21 is inserted into the slot 28, and the side tongue 23 is also inserted into the side slot 19 to ensure that the two tongue plates in the length direction can be firmly sealed and connected, thereby further improving the sealing performance.

[0030] In a preferred embodiment, a reinforcing block 20 is fixedly connected to the inner surface of one side of the tongue plate 22 at the upper and lower opening ends of the housing 10 along the length direction by screws 30. The length of the reinforcing block 20 is E, the length of the tongue plate 22 along the length direction is F, and the distance between the two tongue plates 22 in the width direction when in the closed state is G, where F > E > G. When in the closed state, the reinforcing block will come into contact with the tongue plates on both sides in the width direction, thereby preventing the tongue plates on both sides from turning inward and sinking due to force at the upper and lower opening ends, thus protecting the safety of the items placed inside the invention.

[0031] In a preferred embodiment, the width of the waist-shaped hole 25 is M, and the diameter of the screw 30 is N, where M = N. This arrangement ensures that when the sealing strip 11 is pulled, the screw 30 can move closely along the length of the waist-shaped hole 25 without shifting in other directions, thus improving the accuracy of fastening or unfastening.

[0032] The above-described embodiments are merely one implementation of the present invention, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of the present invention, and these all fall within the scope of protection of the present invention. Therefore, the scope of protection of this patent should be determined by the appended claims.

Claims

1. A tape-free, reusable express delivery box structure, comprising an integrally folded rectangular box body (10), wherein the upper and lower opening ends of the box body (10) are both circumferentially formed with tongue plates (22), characterized in that: The upper and lower opening ends of the housing (10) are each provided with sealing strips (11) corresponding to the tongue plates (22) along their length direction; the sealing strips (11) include a horizontal section (24) and an integrally formed extension connecting section (15) on opposite sides of the horizontal section (24) along its length direction; the length of the horizontal section (24) is equal to the length of the housing (10); the horizontal section (24) is provided with multiple buckle holes (14) on one side along its length direction, and multiple waist-shaped holes (25) corresponding to the buckle holes (14) are provided on the other side along its length direction; the extension connecting section (15) on one side is provided with buckle holes (14); the tongue plates (22) on opposite sides of the housing (10) along its length direction are each connected by screws (30) to multiple holes respectively corresponding to the buckle holes (14) and waist-shaped holes (25). The fastening block (13) corresponding to the slotted hole (25) forms a gap between the fastening block (13) and the surface of the box (10) for the sealing strip (11) to move; the fastening block (13) on the side corresponding to the slotted hole (25) is connected to the tongue plate (22) on one side by a screw (30) through the slotted hole (25); the two opposite sides of the box (10) in the width direction are connected by screws (30) to fastening blocks (13) that cooperate with the extended connecting section (15); the fastening hole (14) includes a main through hole (27) and a relief hole (26), the main through hole (27) corresponds to the outer contour shape of the fastening block (13), the relief hole (26) corresponds to the screw (30), and the main through hole (27) and the relief hole (26) are connected; When in use, the sealing strips (11) on the upper and lower sides are pressed across the tongue plates (22) on opposite sides of the box body (10) in the length direction. The extended connecting sections (15) on both sides are folded towards the opposite sides of the box body (10) in the width direction. The fastening blocks (13) on the opposite sides of the box body (10) in the width direction pass through the fastening holes (14) on one side of the extended connecting section (15) and their screws (30) are embedded in the relief holes (26). The fastening blocks (13) corresponding to the horizontal section (24) all pass through the fastening holes (14) on the horizontal section (24) and their screws (30) are embedded in the relief holes (26).

2. The tape-free reusable express delivery box structure according to claim 1, characterized in that: The number of buckle holes (14) provided in the horizontal section (24) is A, the number of waist-shaped holes (25) provided in the horizontal section (24) is B, and the number of fastening blocks (13) provided on each side tongue plate (22) of the upper and lower opening ends of the box body (10) in the length direction is C, A=B=C, C≥2.

3. The tape-free reusable express delivery turnover box structure according to claim 1, characterized in that: The inner walls of opposite sides of the box (10) in the width direction are respectively provided with anti-tamper buckles (16) corresponding to the extension connecting section (15) without buckle holes (14) on one side. The anti-tamper buckle (16) extending through the box (10) and extending outside the box (10) is provided with an anti-tamper strap hanging hole (31). The extension connecting section (15) without buckle holes (14) is provided with a through hole (29) for the anti-tamper strap hanging hole (31) to pass through. When in a sealed state, the anti-tamper buckle (16) passes through the through hole (29) and an anti-tamper strap (17) is hung on the anti-tamper strap hanging hole (31).

4. The tape-free reusable express delivery turnover box structure according to claim 1, characterized in that: Both sides of the extended connecting section (15) are provided with finger lifting holes (18) near their edges.

5. The tape-free reusable express delivery turnover box structure according to claim 1, characterized in that: The upper and lower sides of the box body (10) along the length direction of the tongue plate (22) are each formed with multiple sets of engaging structures (32); the engaging structure (32) includes a tongue (21) formed at the free end edge of the tongue plate (22) on one side along the length direction, which is wider on the outside and narrower on the inside, and a slot (28) formed at the free end edge of the tongue plate (22) on the other side along the length direction, which corresponds to the shape of the tongue (21) and allows the tongue (21) to be inserted; a side slot (19) with a narrow opening and a wide inner cavity is formed at the free end edge of the tongue plate (22) on one side with the tongue (21) and on the opposite sides of the tongue (21); a side tongue (23) with a shape corresponding to the side slot (19) is formed at the free end edge of the tongue plate (22) on one side with the slot (28) and on the opposite sides of the slot (28).

6. The tape-free reusable express delivery turnover box structure according to claim 5, characterized in that: The number of the interlocking structures (32) is set to D, where D≥2.

7. The tape-free reusable express delivery turnover box structure according to claim 1, characterized in that: The inner surface of the tongue plate (22) on one side of the upper and lower opening ends of the box (10) is fixedly connected to a reinforcing block (20) by screws (30); the length of the reinforcing block (20) is E, the length of the tongue plate (22) in the length direction is F, and the distance between the two tongue plates (22) in the width direction when it is in the closed state is G, F>E>G.

8. The tape-free reusable express delivery turnover box structure according to claim 1, characterized in that: The width of the waist-shaped hole (25) is M, and the diameter of the screw (30) is N, where M = N.

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