A foolproof, impact-resistant, and high-temperature resistant limit device

CN224312360UActive Publication Date: 2026-06-02WUXI YITONG ENVIRONMENTAL PROTECTION EQUIP ENG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
WUXI YITONG ENVIRONMENTAL PROTECTION EQUIP ENG CO LTD
Filing Date
2025-10-10
Publication Date
2026-06-02

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Abstract

This utility model relates to the field of pallets and discloses a foolproof, impact-resistant, and high-temperature resistant limiting device, including a bracket. A connecting plate one is disposed inside the bracket, a connecting plate two is disposed on the outer wall of the connecting plate one, a connecting plate three is slidably connected to the outer wall of the connecting plate two, a connecting rod is fixedly connected inside the connecting plate two, an auxiliary component is disposed on the outer wall of the connecting rod, and a pallet is fixedly connected to the outer wall of the bracket. In this utility model, by installing an anti-collision sleeve, the connecting rod is effectively isolated, further clearly defining the independent placement areas for each glass workpiece. This division of independent placement areas for glass workpieces helps operators perform their work, enabling them to accurately and quickly locate the workpiece placement position during loading and unloading, significantly reducing misplacement and disorder due to human error, and improving operational orderliness and production efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of pallets, and in particular to a foolproof, impact-resistant, and high-temperature resistant limiting device. Background Technology

[0002] A pallet is a horizontal platform device used for carrying, stacking, handling, and transporting goods. It is typically made of wood, plastic, metal, or composite materials, and features a flat load-bearing surface and forkholes for forklifts, pallet trucks, and other equipment. It can group scattered goods into standardized units, facilitating mechanized loading, unloading, storage, and transportation, reducing cargo damage, and improving logistics efficiency. Widely used in warehousing, manufacturing, retail, and logistics transportation, it is one of the core tools for achieving unitized cargo management in modern supply chains.

[0003] Existing pallets are typically lightweight and foldable, making them easy to handle manually and reducing space usage. However, their structure is relatively simple and lacks limiting devices, which prevents workers from making better use of the pallet space and increases the difficulty of the operation. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides a foolproof, impact-resistant, and high-temperature resistant limiting device, which aims to improve the problem that the existing pallet structure is relatively simple and does not have a limiting device, resulting in operators being unable to make better use of the pallet space and increasing the difficulty of operation.

[0005] To achieve the above objectives, the present invention provides the following technical solution:

[0006] A foolproof, impact-resistant, and high-temperature resistant limiting device includes a bracket. The bracket has a connecting plate 1 inside, a connecting plate 2 on the outer wall of the connecting plate 1, a connecting plate 3 slidably connected to the outer wall of the connecting plate 2, a connecting rod fixedly connected inside the connecting plate 2, an auxiliary component on the outer wall of the connecting rod, and a tray fixedly connected to the outer wall of the bracket.

[0007] The above technical solution utilizes auxiliary components installed on the outer wall of the connecting rod to differentiate the positions of various glass workpieces, facilitating loading and unloading by workers, reducing the risk of misplacement and errors, and improving the convenience of operation for workers.

[0008] Preferably, the auxiliary component includes a crash sleeve, the outer wall of which is disposed on the outer wall of the connecting rod, and the interior of the crash sleeve has an anti-slip groove.

[0009] Preferably, the anti-collision sleeve has an opening groove inside, and the anti-collision sleeve is made of high-temperature resistant silicone sponge.

[0010] Preferably, the outer wall of the connecting rod is provided with a sponge sleeve one, the lower surface of the sponge sleeve one is attached to a sponge sleeve two, the outer wall of the sponge sleeve two is provided with a fixing component, and the fixing component is disposed inside the sponge sleeve one.

[0011] Preferably, the fixing component includes a disk one, the outer wall of the disk one is fixedly connected to the outer wall of the sponge sleeve two, the upper surface of the disk one is attached to the disk two, and the disk two is fixedly connected to the inside of the sponge sleeve one.

[0012] Preferably, the fixing component further includes a fixing block, the lower surface of which is fixedly connected to the outer wall of the second sponge sleeve, and the fixing block is internally threaded with bolts.

[0013] Preferably, the sponge sleeve has holes inside, and the size of the holes is adapted to the fixing block.

[0014] Preferably, the outer wall of the bolt is threadedly connected to the inside of the first sponge sleeve, and the outer wall of the fixing block is slidably connected to the inside of the first sponge sleeve.

[0015] This utility model has the following beneficial effects:

[0016] 1. In this utility model, by installing anti-collision sleeves, the connecting rods are effectively isolated, and the independent placement areas of each glass workpiece are further clearly defined. The division of the independent placement areas of the glass workpieces helps the operators to carry out their work, enabling them to accurately and quickly locate the workpiece placement position during the loading and unloading process. This significantly reduces the phenomenon of misplacement or random placement caused by human negligence, and improves the orderliness of the operation and production efficiency.

[0017] 2. In this utility model, through the mutual cooperation between the first sponge sleeve, the second sponge sleeve, the first disk, and the second disk, the first sponge sleeve and the second sponge sleeve are fixed to the outer wall of the connecting rod, thereby preventing the glass workpiece from being damaged when the operator places it. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of a foolproof, impact-resistant, and high-temperature resistant limiting device proposed in this utility model;

[0019] Figure 2 This is a schematic diagram of the three-part structure of the connecting plate of the foolproof, impact-resistant, and high-temperature resistant limiting device proposed in this utility model;

[0020] Figure 3 This is a partial structural diagram of the anti-collision sleeve of the foolproof, anti-collision, and high-temperature resistant limiting device proposed in this utility model;

[0021] Figure 4This is a partial structural diagram of a disk of a foolproof, impact-resistant, and high-temperature resistant limiting device proposed in this utility model;

[0022] Figure 5 This is a partial structural diagram of a disk disk of a foolproof, impact-resistant, and high-temperature resistant limiting device proposed in this utility model;

[0023] Figure 6 This is a partial structural diagram of the sponge sleeve of the foolproof, impact-resistant, and high-temperature resistant limiting device proposed in this utility model;

[0024] Figure 7 for Figure 6 Enlarged diagram of point A in the middle.

[0025] Legend:

[0026] 1. Bracket; 2. Connecting plate one; 3. Connecting plate two; 4. Connecting plate three; 5. Connecting rod; 6. Anti-collision sleeve; 7. Anti-slip groove; 8. Tray; 9. Sponge sleeve one; 10. Sponge sleeve two; 11. Fixing components; 111. Disk one; 112. Disk two; 113. Fixing block; 114. Hole; 115. Bolt. Detailed Implementation

[0027] The technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0028] Example 1, refer to Figures 1-3 An embodiment of this utility model is provided: a foolproof, anti-collision, and high-temperature resistant limiting device, including a bracket 1, a connecting plate 2 is provided inside the bracket 1, a connecting plate 3 is provided on the outer wall of the connecting plate 2, a connecting plate 4 is slidably connected to the outer wall of the connecting plate 3, a connecting rod 5 is fixedly connected inside the connecting plate 3, an auxiliary component is provided on the outer wall of the connecting rod 5, and a tray 8 is fixedly connected to the outer wall of the bracket 1.

[0029] Specifically, by moving the connecting plate 3 4, it rotates on the outer wall of the bracket 1. When the connecting plate 3 4 rotates, it causes the connecting plate 2 3 to slide inside the connecting plate 3 4, which in turn causes the connecting rod 5 to move. While the connecting plate 2 3 slides inside the connecting plate 3 4, it also causes the connecting plate 1 2 to slide inside the bracket 1, thus enabling the bracket 1 to be unfolded or retracted. The auxiliary components set on the outer wall of the connecting rod 5 are used to distinguish the position of each glass workpiece, making it more convenient for workers to put up and put down the glass workpieces, and reducing the risk of workers placing them randomly and making mistakes.

[0030] Reference Figure 3 The auxiliary components include a crash sleeve 6, the outer wall of which is set on the outer wall of the connecting rod 5, and an anti-slip groove 7 is provided inside the crash sleeve 6; the interior of the crash sleeve 6 is provided with an opening groove, and the material of the crash sleeve 6 is made of high temperature resistant silicone sponge.

[0031] Specifically, the anti-collision sleeve 6 is used to divide the placement area of ​​each glass workpiece, further facilitating the operation of loading and unloading the glass workpieces by the operators. The opening groove set inside the anti-collision sleeve 6 not only facilitates the position adjustment of the anti-collision sleeve 6, but also makes it easy for the operators to install the anti-collision sleeve 6.

[0032] Example 2, refer to Figure 1 , Figure 4 and Figure 5 Based on the above embodiments, this embodiment is used to solve the problem of quickly installing a protective sleeve on the connecting rod 5 to prevent the glass workpiece from breaking when the operator places it. This is achieved through the following solution.

[0033] The outer wall of the connecting rod 5 is provided with a sponge sleeve 9, the lower surface of the sponge sleeve 9 is attached to a sponge sleeve 10, the outer wall of the sponge sleeve 10 is provided with a fixing component 11, and the fixing component 11 is located inside the sponge sleeve 9; the fixing component 11 includes a disk 111, the outer wall of the disk 111 is fixedly connected to the outer wall of the sponge sleeve 10, the upper surface of the disk 111 is attached to a disk 112, and the disk 112 is fixedly connected to the inside of the sponge sleeve 9;

[0034] Specifically, firstly, sponge sleeve 9 and sponge sleeve 10 are spliced ​​together so that they fit on the outer wall of connecting rod 5. When sponge sleeve 9 and sponge sleeve 10 are spliced ​​together, disk 111 will slide inside sponge sleeve 9 and further fit against disk 112, thereby fixing sponge sleeve 9 and sponge sleeve 10 to the outer wall of connecting rod 5. This provides a certain buffer for the glass workpiece when the operator places it, preventing breakage.

[0035] Example 3, referring to Figure 6 and Figure 7 The fixing component 11 also includes a fixing block 113, the lower surface of which is fixedly connected to the outer wall of the second sponge sleeve 10, and a bolt 115 is threadedly connected to the inside of the fixing block 113; the inside of the first sponge sleeve 9 has a hole 114, the size of which is adapted to the fixing block 113; the outer wall of the bolt 115 is threadedly connected to the inside of the first sponge sleeve 9, and the outer wall of the fixing block 113 is slidably connected to the inside of the first sponge sleeve 9;

[0036] Specifically, by moving the second sponge sleeve 10, the fixing block 113 slides inside the first sponge sleeve 9. When the first sponge sleeve 9 and the second sponge sleeve 10 are tightly fitted together, the bolt 115 is rotated to fix it inside the first sponge sleeve 9 and the fixing block 113 through the threaded holes inside the first sponge sleeve 9 and the fixing block 113. This achieves the effect of fixing the first sponge sleeve 9 and the second sponge sleeve 10 to the outer wall of the connecting rod 5, thus achieving a certain buffering and protection effect on the glass workpiece when it is placed.

[0037] Working principle: First, the connecting plate 3 4 is moved so that it rotates on the outer wall of the bracket 1, which in turn drives the connecting plate 2 3 to slide inside the connecting plate 3 4. The sliding of the connecting plate 2 3 inside the connecting plate 3 4 will drive the connecting rod 5 to move. At the same time, the sliding of the connecting plate 2 3 will also drive the connecting plate 1 2 to slide inside the bracket 1, thereby realizing the unfolding or folding of the bracket 1. The anti-collision sleeve 6 set on the outer wall of the connecting rod 5 is used to divide the placement area of ​​each glass workpiece. The anti-slip groove 7 enhances the stability of the anti-collision sleeve 6, thereby helping the operator to accurately place the glass workpiece and reduce the risk of misplacement.

[0038] By fitting the first sponge sleeve 9 and the second sponge sleeve 10 onto the outer wall of the connecting rod 5, when the first sponge sleeve 9 and the second sponge sleeve 10 are joined together, the first disk 111 will slide inside the first sponge sleeve 9 and further attract the second disk 112, thus achieving the splicing and fixing of the first sponge sleeve 9 and the second sponge sleeve 10. Alternatively, the fixing block 113 can be moved to slide into the interior of the first sponge sleeve 9 through the hole 114, and then the fixing block 113 and the first sponge sleeve 9 can be fixed together by the bolt 115, further fixing the sponge sleeve 9 and the second sponge sleeve 10. This achieves the effect of providing effective cushioning when placing glass workpieces and avoiding damage to the glass workpieces caused by direct contact with hard surfaces.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A foolproof, impact-resistant, and high-temperature resistant limiting device, comprising a bracket (1), characterized in that: The bracket (1) is provided with a connecting plate 1 (2) inside, a connecting plate 2 (3) is provided on the outer wall of the connecting plate 1 (2), a connecting plate 3 (4) is slidably connected to the outer wall of the connecting plate 2 (3), a connecting rod (5) is fixedly connected inside the connecting plate 2 (3), an auxiliary component is provided on the outer wall of the connecting rod (5), and a tray (8) is fixedly connected to the outer wall of the bracket (1).

2. The foolproof, anti-collision, and high-temperature resistant limiting device according to claim 1, characterized in that: The auxiliary component includes a crash sleeve (6), the outer wall of which is disposed on the outer wall of the connecting rod (5), and an anti-slip groove (7) is provided inside the crash sleeve (6).

3. The foolproof, anti-collision, and high-temperature resistant limiting device according to claim 2, characterized in that: The anti-collision sleeve (6) has an opening groove inside, and the anti-collision sleeve (6) is made of high temperature resistant silicone sponge.

4. The foolproof, anti-collision, and high-temperature resistant limiting device according to claim 1, characterized in that: The outer wall of the connecting rod (5) is provided with a sponge sleeve one (9), the lower surface of the sponge sleeve one (9) is attached with a sponge sleeve two (10), the outer wall of the sponge sleeve two (10) is provided with a fixing component (11), and the fixing component (11) is located inside the sponge sleeve one (9).

5. The foolproof, impact-resistant, and high-temperature resistant limiting device according to claim 4, characterized in that: The fixing component (11) includes a disk one (111), the outer wall of the disk one (111) is fixedly connected to the outer wall of the sponge sleeve two (10), the upper surface of the disk one (111) is attached to the disk two (112), and the disk two (112) is fixedly connected to the inside of the sponge sleeve one (9).

6. The foolproof, impact-resistant, and high-temperature resistant limiting device according to claim 4, characterized in that: The fixing component (11) also includes a fixing block (113), the lower surface of which is fixedly connected to the outer wall of the second sponge sleeve (10), and the fixing block (113) is internally threaded with a bolt (115).

7. The foolproof, impact-resistant, and high-temperature resistant limiting device according to claim 6, characterized in that: The interior of the sponge sleeve (9) has a hole (114) that is adapted to the size of the fixing block (113).

8. The foolproof, impact-resistant, and high-temperature resistant limiting device according to claim 6, characterized in that: The outer wall of the bolt (115) is threadedly connected to the inside of the sponge sleeve (9), and the outer wall of the fixing block (113) is slidably connected to the inside of the sponge sleeve (9).