A snap-on tray

By designing a snap-fit ​​pallet, with a bottom in the shape of the Chinese character "日" combined with a detachable reinforcing plate to form a grid pattern, the problem of frequent mold replacement is solved, equipment utilization and production efficiency are improved, and the pallet's pressure resistance and load-bearing capacity are enhanced.

CN224676679UActive Publication Date: 2026-08-25SHANGHAI XINYIDA PLASTIC PALLET +1
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Patent Information

Application Number
CN202521758353.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-18
Publication Date
2026-08-25
Estimated Expiration
2035-08-18

AI Technical Summary

Technical Problem

In traditional pallet manufacturing processes, frequent mold changes lead to low efficiency of large injection molding equipment and increased equipment operating costs.

Method used

Design a snap-fit ​​pallet with a bottom in the shape of the Chinese character "日" (sun), which is combined with a detachable reinforcing plate to form a grid-like structure. The reinforcing plate is injection molded using a small injection molding machine to achieve the conversion between the "日" and grid-like structures.

Benefits of technology

It improves the utilization rate of large injection molding equipment, reduces equipment operating costs, simplifies the installation and disassembly process of reinforcing plates, and enhances the compressive strength and load-bearing capacity of pallets.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application relates to a clamping type tray which comprises a tray and a reinforcing plate, the tray comprises a tray surface and supporting feet, the tray surface and the supporting feet are integrally injection molded, nine supporting feet are arranged, and the nine supporting feet are evenly arranged on the bottom wall of the tray surface; a lower rib plate is arranged between adjacent supporting feet, the lower rib plate is transversely or longitudinally cross-connected, and a sun-shaped structure is formed; the reinforcing plate is detachably mounted on one side of the tray surface close to the supporting feet, the reinforcing plate is transversely or longitudinally mounted between the supporting feet, and the reinforcing plate and the original lower rib plate jointly form a field-shaped structure, so that the compressive resistance and stability of the tray are further improved. The tray bottom is initially sun-shaped, the detachable reinforcing plate is matched to form a field-shaped structure, large-scale injection molding equipment only needs to injection mold the sun-shaped tray, the reinforcing plate is produced through small-scale injection molding machines, the mold replacement frequency is reduced, the equipment utilization rate and the production efficiency are improved, and the cost reduction effect is achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of pallet production, and relates to a snap-on pallet. Background Art

[0002] In the field of pallet production, the common bottom structures of current integrally injection-molded pallets are mainly in the shape of a Chinese character "Ri" or a Chinese character "Tian". The traditional production process has obvious drawbacks. Since different molds are required to produce pallets with a bottom in the shape of a Chinese character "Ri" or a Chinese character "Tian", and injection molding operations must be carried out separately by means of large injection molding equipment, that is, the injection molding equipment has to execute an injection molding process for pallets with a bottom in the shape of a Chinese character "Ri" and pallets with a bottom in the shape of a Chinese character "Tian" respectively. This not only leads to frequent mold replacement, but also makes the use efficiency of large injection molding equipment low, greatly increasing the equipment use cost.

[0003] In view of the problems existing in the prior art, the applicant has designed a snap-on pallet. Content of the Utility Model

[0004] In view of the deficiencies existing in the prior art, the purpose of the utility model is to provide a snap-on pallet.

[0005] A snap-on pallet provided by this application adopts the following technical solutions: A snap-on pallet includes a pallet and a reinforcing plate; the pallet and the reinforcing plate; the pallet includes a tray surface and supporting feet, there are multiple supporting feet, the supporting feet are evenly arranged on the bottom wall of the tray surface, and the tray surface and the supporting feet are integrally formed; a lower rib plate is arranged between adjacent supporting feet, the lower rib plate is arranged horizontally or vertically between the supporting feet and forms a structure in the shape of a Chinese character "Ri"; the reinforcing plate is located on one side of the tray surface close to the supporting feet, the reinforcing plate is installed between the supporting feet and jointly forms a structure in the shape of a Chinese character "Tian" with the lower rib plate.

[0006] By adopting the above technical solutions, by designing the bottom of the pallet as a structure in the shape of a Chinese character "Ri" and combining it with a detachable reinforcing plate to form a structure in the shape of a Chinese character "Tian", when high-strength support is not required, the pallet maintains a lightweight structure in the shape of a Chinese character "Ri", which is convenient for transportation and storage; when higher strength and stability are required, by installing the reinforcing plate to form a structure in the shape of a Chinese character "Tian", the compressive resistance and bearing capacity of the pallet are enhanced. Abandoning the traditional mode of separately injection molding the bottoms of pallets in the shape of a Chinese character "Ri" and a Chinese character "Tian", adopting the design that the initial bottom of the pallet is in the shape of a Chinese character "Ri" and is combined with a detachable reinforcing plate to form a structure in the shape of a Chinese character "Tian". It enables the large injection molding equipment to only inject pallets with a bottom in the shape of a Chinese character "Ri", and then inject and form the reinforcing plate through a small injection molding machine, and install the reinforcing plate at the bottom of the pallet to cooperate with the original structure in the shape of a Chinese character "Ri" to form a structure in the shape of a Chinese character "Tian". At the same time, the utilization rate of the large injection molding equipment is improved, and the equipment does not need to frequently switch the injection molding process due to the production of pallets with different bottom structures, effectively improving the production efficiency and reducing the equipment use cost.

[0007] Preferably, both the support foot and the bottom wall of the support surface are mesh-like support structures.

[0008] By adopting the above technical solution, the weight of the pallet is reduced while the structural strength and stability of the pallet are enhanced by utilizing the mechanical properties of the grid structure.

[0009] Preferably, the support surface has multiple connecting holes, and each connecting hole has a snap-fit ​​component fixedly installed inside it. The snap-fit ​​portion of the snap-fit ​​component passes through the connecting hole, and the reinforcing plate is installed between the support legs through the snap-fit ​​component.

[0010] By adopting the above technical solution, a convenient connection between the reinforcing plate and the tray is achieved through the snap-fit ​​cooperation between the reinforcing plate and the snap-fit ​​component. Compared with the traditional connection method, the installation process is simpler, requiring no complicated installation tools and operating procedures, which improves installation efficiency and facilitates the disassembly and replacement of the reinforcing plate.

[0011] Preferably, the reinforcing plate is provided with a protruding structure, and the protruding structure has a snap-fit ​​hole that engages with the snap-fit ​​part. The snap-fit ​​hole engages with the snap-fit ​​part of the snap-fit ​​component.

[0012] By adopting the above technical solution, the connection method between the reinforcing plate and the snap-fit ​​component has been further optimized. The cooperation between the protruding structure and the snap-fit ​​hole makes the reinforcing plate more stable after installation, avoiding displacement or shaking of the reinforcing plate during use and ensuring the stability of the overall pallet structure.

[0013] Preferably, the snap-fit ​​portion of the snap-fit ​​member is barbed, the snap-fit ​​member is made of elastic material and has elastic deformation capability, and the shape of the snap-fit ​​hole is adapted to the structure of the snap-fit ​​member.

[0014] By adopting the above technical solution, and utilizing the elastic deformation and barbed structure of the snap-fit ​​part, when installing the reinforcing plate, the snap-fit ​​part can be smoothly inserted into the snap-fit ​​hole through elastic deformation. After insertion, it relies on the elastic restoring force to tightly lock the snap-fit ​​hole, ensuring a firm connection. When disassembling, only a certain external force needs to be applied to deform the snap-fit ​​part again to separate it. The operation is simple and improves the flexibility of pallet use.

[0015] Preferably, the support surface has multiple installation channels in the direction perpendicular to the support foot, and steel pipes are installed in the installation channels.

[0016] By adopting the above technical solution, the steel pipe possesses high compressive strength and rigidity. After being inserted into the installation channel, it can significantly enhance the pallet's compressive strength and load-bearing capacity. Especially when transporting heavy goods or storing them in multiple layers, the steel pipe can effectively distribute the weight of the goods, preventing the pallet from deforming or being damaged due to excessive pressure. This further improves the pallet's performance and applicability, enabling it to meet the needs of more demanding usage scenarios.

[0017] Preferably, a plug is fixedly installed in the installation channel, and the plug is fixedly installed at the opening of the installation channel.

[0018] By adopting the above technical solution, a plug is installed at the opening of the installation channel. The design of the plug ensures the fixed position of the steel pipe in the installation channel and prevents the steel pipe from sliding or falling off during use.

[0019] Preferably, a fixing hole is penetrated through the plug, and an installation hole is penetrated through the tray surface. The installation hole corresponds to and communicates with the fixing hole; a fixing pin is arranged in the fixing hole and the installation hole, and the fixing pin is penetrated through the installation hole and the fixing hole.

[0020] By adopting the above technical solution, the installation of the fixing pin further strengthens the connection between the plug and the tray. The fixing pin is penetrated through the installation hole and the fixing hole, so that the plug is tightly fixed in the installation channel, preventing the plug from displacing, and further ensuring the stability of the steel pipe in the installation channel, ensuring the firm connection between the reinforcing plate and the tray, and finally enhancing the stability and bearing capacity of the overall structure of the tray, enabling the tray to be used safely and reliably in various usage scenarios.

[0021] In summary, the present application includes at least one of the following beneficial technical effects: 1. By designing the bottom of the tray as a "day" - shaped structure and combining it with a detachable reinforcing plate to form a "field" - shaped structure, when high - strength support is not required, the tray maintains a lightweight "day" - shaped structure, which is convenient for transportation and storage; when higher strength and stability are needed, by installing the reinforcing plate to form a "field" - shaped structure, the compressive resistance and bearing capacity of the tray are enhanced. Abandoning the traditional mode of separately injection - molding the bottoms of "day" - shaped and "field" - shaped trays, the design is such that the initial bottom of the tray is "day" - shaped, and a detachable reinforcing plate is used to form a "field" - shaped structure. This enables large - scale injection - molding equipment to only injection - mold trays with a "day" - shaped bottom, and then a small - scale injection - molding machine is used to injection - mold the reinforcing plate and install the reinforcing plate on the bottom of the tray to cooperate with the original "day" - shaped structure to form a "field" - shaped structure. At the same time, the utilization rate of large - scale injection - molding equipment is improved. The equipment does not need to frequently switch the injection - molding process due to producing trays with different bottom structures, effectively improving the production efficiency and reducing the equipment usage cost.

[0022] 2. Through the snap - fit of the reinforcing plate and the snap - fitting member, the convenient connection between the reinforcing plate and the tray is realized. Compared with the traditional connection method, the installation process is simpler, without the need for complex installation tools and operation procedures, improving the installation efficiency and also facilitating the disassembly and replacement of the reinforcing plate.

[0023] 3. Utilizing the elastic deformation and barbed structure of the snap-fit ​​parts, when installing the reinforcing plate, the snap-fit ​​parts can be smoothly inserted into the snap-fit ​​holes through elastic deformation. After insertion, the snap-fit ​​holes are tightly locked by the elastic restoring force to ensure a firm connection. When disassembling, only a certain external force needs to be applied to deform the snap-fit ​​parts again to separate them. The operation is simple and improves the flexibility of pallet use. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of the top of the display tray according to this utility model; Figure 2 This is a schematic diagram of the structure of the bottom of the display tray according to this utility model; Figure 3 yes Figure 1 Cross-sectional view at point AA; Figure 4 yes Figure 1 Cross-sectional view at point BB.

[0025] Reference numerals: 1. Tray; 11. Tray surface; 12. Support leg; 2. Reinforcing plate; 3. Lower stiffening plate; 4. Connecting hole; 5. Snap-fit ​​part; 51. Snap-fit ​​part; 6. Protruding structure; 61. Snap-fit ​​hole; 7. Installation channel; 8. Steel pipe; 9. Plug; 10. Fixing hole; 13. Mounting hole; 14. Fixing pin. Detailed Implementation

[0026] This application discloses a snap-fit ​​tray.

[0027] A snap-fit ​​tray, as shown in the reference Figure 1 and Figure 2 The pallet includes a tray 1 and a reinforcing plate 2. The tray 1 includes a support surface 11 and support legs 12, which are integrally injection molded. There are nine support legs 12, which are evenly distributed on the bottom wall of the support surface 11. Lower stiffening plates 3 are provided between adjacent support legs 12. The lower stiffening plates 3 are connected horizontally or vertically to form a cross-shaped structure. The reinforcing plate 2 is detachably installed on the side of the support surface 11 near the support legs 12. The reinforcing plate 2 is installed horizontally or vertically between the support legs 12 and together with the original lower stiffening plates 3, it forms a grid-shaped structure, which further enhances the pressure resistance and stability of the pallet 1.

[0028] When higher stability and pressure resistance are required, the user can install reinforcing plates 2 on the side of the pallet surface 11 near the support feet 12. The reinforcing plates 2 are installed laterally or longitudinally between the support feet 12, forming a grid-like structure together with the existing lower stiffening plates 3. This grid-like structure is suitable for the transportation and stacking of heavy goods. The addition of reinforcing plates 2 significantly enhances the pressure resistance and stability of the pallet 1, making it suitable for multi-layer stacking. When high-strength support is not required, the reinforcing plates 2 can be removed, restoring the original rectangular structure, reducing the weight of the pallet 1 and facilitating transportation and storage.

[0029] Specifically, the lower stiffener 3, the support surface 11, and the support leg 12 enclose a forkhole space for the forklift forks to insert, allowing forklifts to enter from four directions; the side of the lower stiffener near the support surface has a forklift ramp 31. When the pallet is transferred by a forklift, the forklift ramp 31 can effectively reduce the contact area between the forklift and the pallet, thereby effectively reducing the collision between the forklift and the pallet, and thus helping to avoid damage to the pallet during the forklift handling process.

[0030] Both the support feet 12 and the bottom wall of the pallet surface 11 adopt a grid-like support structure. The grid-like structure, through its cross-support design, can effectively distribute the force and enhance the pallet's resistance to pressure and bending.

[0031] Reference Figure 3 Specifically, a plurality of connecting holes 4 are provided through the side of the support surface 11 away from the support foot 12, and a snap-fit ​​member 5 is fixedly installed in the connecting holes 4. The snap-fit ​​member 5 is fixedly installed in the connecting holes 4 and is flush with the support surface 11. The snap-fit ​​part 51 of the snap-fit ​​member 5 passes through the connecting holes 4 and is exposed on the side of the support surface 11 near the support foot 12.

[0032] Furthermore, the support foot 12 on the bottom wall of the tray 1, which is connected and cooperates with the reinforcing plate 2, is hollow, and the snap-fit ​​part 51 of the snap-fit ​​member 5 passes through the connecting hole 4 and is located inside the support foot 12; the reinforcing plate 2 is provided with a protruding structure 6, and the protruding structure 6 is provided with a snap-fit ​​hole 61 that cooperates with the snap-fit ​​member 5. The protruding structure 6 is inserted into the support foot 12 and is fixed by snap-fitting the snap-fit ​​part 51 of the snap-fit ​​member 5 through the snap-fit ​​hole 61, so as to ensure that the reinforcing plate 2 can be stably installed on the tray 1.

[0033] Furthermore, the snap-fit ​​portion 51 of the snap-fit ​​component 5 is barbed, and the snap-fit ​​component 5 is made of elastic material with elastic deformation capability; the shape of the snap-fit ​​hole 61 matches the overall structure of the snap-fit ​​component 5, allowing the snap-fit ​​portion 51 to be inserted into the snap-fit ​​hole 61 through elastic deformation, and after insertion, the elastic restoring force of the snap-fit ​​portion 51 forms a stable snap-fit ​​fixation with the snap-fit ​​hole 61. This design not only ensures that the reinforcing plate 2 can be firmly installed on the pallet 1, but also facilitates user disassembly and installation through simple operations, improving the flexibility and convenience of pallet use.

[0034] When high-strength support is required, simply insert the protruding structure 6 on the reinforcing plate 2 into the support foot 12, and engage it with the snap-fit ​​part 51 of the snap-fit ​​component 5 through the snap-fit ​​hole 61 to complete the installation of the reinforcing plate 2. The entire process is simple and quick, requiring no complicated tools. When high-strength support is not needed, by removing the reinforcing plate 2, the bottom of the pallet 1 returns to its H-shaped structure, reducing the weight of the pallet 1 and facilitating transportation and storage.

[0035] Reference Figure 4 , specifically, a long strip-shaped installation channel 7 is provided in the direction perpendicular to the supporting feet 12 of the supporting surface 11; one end of the installation channel 7 is open, and the other end is closed. Steel pipes 8 are inserted into the installation channel 7, and the steel pipes 8 are arranged vertically and horizontally in the tray 1; the steel pipes 8 have high compressive strength and rigidity, which can significantly enhance the compressive resistance and bearing capacity of the tray 1, and are especially suitable for the transportation and stacking storage of heavy goods.

[0036] Furthermore, the steel pipe 8 is integrally inserted into the installation channel 7, and the length of the steel pipe 8 is less than the length of the installation channel 7. A plug 9 is installed at the opening of the installation channel 7. Specifically, during installation, after the steel pipe 8 is inserted into the installation channel 7, the plug 9 is embedded in the clamping part of the installation channel 7, and the steel pipe 8 is sealed in the installation channel 7 by the plug 9, effectively preventing the steel pipe 8 from detaching from the installation channel 7.

[0037] Furthermore, a fixing hole 10 is penetrated through the plug 9, and an installation hole 13 communicating with the fixing hole 10 is penetrated through the supporting surface 11. A fixing pin 14 is arranged in the fixing hole 10 and the installation hole 13. The fixing pin 14 penetrates through the installation hole 13 and the fixing hole 10, firmly fixing the plug 9 at the clamping part of the installation channel 7. By providing the plug 9 and fixing the plug 9 at the clamping part of the installation pipeline through the fixing pin 14, the stability of the steel pipe 8 in the installation channel 7 is ensured.

[0038] The implementation principle of the application embodiment is as follows: The tray with a day-shaped bottom is integrally injection-molded by an injection molding device, and then the reinforcing plate is injection-molded by a small injection molding machine. The reinforcing plate is installed at the bottom of the tray and combined to form a bottom with a cross-shaped structure; enabling a set of molds to realize the production of two bottom structures, significantly reducing the frequency of mold replacement, and avoiding the time and labor costs required for frequent mold replacement. At the same time, the utilization rate of large injection molding equipment is improved. The equipment does not need to frequently switch the injection molding process due to the production of trays with different bottom structures, effectively improving the production efficiency and reducing the use cost of the equipment.

[0039] By designing the bottom of the tray 1 as a day-shaped structure and combining it with a detachable reinforcing plate to form a cross-shaped structure, when high-strength support is not required, the tray maintains a lightweight day-shaped structure, which is convenient for transportation and storage; while when higher strength and stability are required, by installing the reinforcing plate to form a cross-shaped structure, the compressive resistance and bearing capacity of the tray are enhanced. In addition, through the cooperation of the clamping member 5 and the convex structure 6, the rapid installation and disassembly of the reinforcing plate 2 are realized, improving the flexibility and convenience of the tray. The addition of the steel pipe 8 further enhances the compressive resistance of the tray, enabling it to adapt to more demanding usage scenarios.

[0040] Abandon the traditional mode of separately injecting the bottom of the daily-shaped and cross-shaped pallets 1. Adopt the design that the bottom of the pallet 1 is initially daily-shaped and is combined with a detachable reinforcement plate 2 to form a cross shape. This enables a large injection molding device to only inject the pallet 1 with a daily-shaped bottom, then inject and form the reinforcement plate 2 through a small injection molding machine, and install the reinforcement plate 2 at the bottom of the pallet 1 to cooperate with the original daily-shaped structure to form a cross-shaped structure. At the same time, the utilization rate of the large injection molding device is improved. The device does not need to frequently switch the injection molding process due to the production of pallets 1 with different bottom structures, effectively improving the production efficiency and reducing the use cost of the device.

[0041] The above are all preferred embodiments of this application, and the protection scope of this application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A snap-fit ​​tray, characterized in that, The system includes a tray (1) and a reinforcing plate (2); the tray (1) includes a support surface (11) and support legs (12), and multiple support legs (12) are provided. The support legs (12) are evenly distributed on the bottom wall of the support surface (11), and the support surface (11) and support legs (12) are integrally formed; a lower stiffening plate (3) is provided between adjacent support legs (12), and the lower stiffening plate (3) is arranged horizontally or vertically between the support legs (12) to form a square structure; the reinforcing plate (2) is located on the side of the support surface (11) close to the support legs (12), and the reinforcing plate (2) is installed between the support legs (12) to form a square structure together with the lower stiffening plate (3).

2. A snap-fit ​​tray according to claim 1, characterized in that, Both the support foot (12) and the bottom wall of the support surface (11) are grid-like support structures.

3. A snap-fit ​​tray according to claim 1, characterized in that, Multiple connecting holes (4) are provided through the support surface (11). Each connecting hole (4) is fixedly installed with a snap-fit ​​component (5). The snap-fit ​​part (51) of the snap-fit ​​component (5) passes through the connecting hole (4). The reinforcing plate (2) is installed between the support feet (12) through the snap-fit ​​component (5).

4. A snap-fit ​​tray according to claim 3, characterized in that, The reinforcing plate (2) is provided with a protruding structure (6), and the protruding structure (6) is provided with a snap-fit ​​hole (61) that engages with the snap-fit ​​part (51). The snap-fit ​​hole (61) engages with the snap-fit ​​part (51) of the snap-fit ​​member (5).

5. A snap-fit ​​tray according to claim 4, characterized in that, The snap-fit ​​part (51) of the snap-fit ​​member (5) is barbed, the snap-fit ​​member (5) is made of elastic material and has elastic deformation capability, and the shape of the snap-fit ​​hole (61) is adapted to the structure of the snap-fit ​​member (5).

6. A snap-fit ​​tray according to claim 1, characterized in that, The support surface (11) has multiple installation channels (7) in the direction of the vertical support foot (12), and a steel pipe (8) is installed in the installation channel (7).

7. A snap-fit ​​tray according to claim 6, characterized in that, A plug (9) is fixedly installed inside the installation channel (7), and the plug (9) is fixedly installed at the opening of the installation channel (7).

8. A snap-fit ​​tray according to claim 7, characterized in that, A fixing hole (10) is provided through the plug (9), and an installation hole (13) is provided through the support surface (11). The installation hole (13) corresponds to and communicates with the fixing hole (10). A fixing pin (14) is provided in the fixing hole (10) and the installation hole (13). The fixing pin (14) passes through the installation hole (13) and the fixing hole (10).