High-strength composite board compartment protection device

By using a combination of mounting blocks and connecting frames, along with a composite panel shell design incorporating a high-strength wear-resistant metal layer, a fiber-reinforced composite material layer, and a buffer energy-absorbing layer, the deformation and cracking issues of the high-strength composite panel body during impact are resolved, achieving a balance between efficient transportation and safety protection.

CN223803657UActive Publication Date: 2026-01-16PUYANG COUNTY YUSHANG AUTOMOBILE BODY CO LTD
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Patent Information

Application Number
CN202520591446.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-01
Publication Date
2026-01-16
Estimated Expiration
2035-04-01

AI Technical Summary

Technical Problem

High-strength composite panel bodies are prone to deformation and cracking when subjected to large external impacts. Existing protective devices struggle to achieve a good balance between lightweight design and protective performance, failing to meet the dual demands of modern efficient transportation and safety protection.

Method used

The structure adopts a mounting block and connecting frame, combined with a composite plate shell design consisting of a high-strength wear-resistant metal layer, a fiber-reinforced composite material layer, and a buffer energy-absorbing layer. It is firmly connected to the body through reinforcing ribs, and rubber sealing gaskets are installed at the joints to enhance stability and sealing.

Benefits of technology

It improves the overall rigidity and load-bearing capacity of the compartment, prevents deformation or cracking, enhances the structural strength of edges and corners, ensures the integrity and sealing of the compartment, absorbs vibration and impact, and achieves high-strength protection while keeping it lightweight.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of compartment protection, and discloses a high-strength composite board compartment protection device which comprises a mounting block, and composite board shells are arranged in the mounting block, a first connecting frame, a second connecting frame and a third connecting frame. And fixing bolts are in threaded connection with the interiors of the mounting block, the first connecting frame, the second connecting frame and the third connecting frame. According to the utility model, the composite board shell is initially mounted by using the mounting blocks, and then the first connecting frame, the second connecting frame and the third connecting frame are respectively mounted and fixed to complete the assembly of the carriage body, so that the whole carriage body is more stable by fixing each edge of each composite board; according to the utility model, the high-strength wear-resistant metal layer is arranged on the outermost layer of the composite board shell, the high-strength fiber reinforced composite material layer is arranged on the middle layer, and the buffer energy-absorbing layer is arranged on the inner layer.
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Description

Technical Field

[0001] This utility model relates to the field of body protection technology, specifically a high-strength composite board body protection device. Background Technology

[0002] High-strength composite panel body is a body structure made of multiple composite materials. It has many advantages such as high strength, light weight, corrosion resistance, and thermal insulation. It is widely used in trucks, refrigerated trucks, RVs, containers and other fields. With the development of logistics transportation, engineering operations and other industries, the application of body is becoming more and more widespread.

[0003] When subjected to significant external impact, the panels of a typical high-strength composite panel box are prone to deformation and cracking, resulting in damage to the cargo. Furthermore, existing protective devices struggle to achieve a good balance between lightweight design and protective performance, failing to meet the dual demands of modern efficient transportation and safety protection. Therefore, a high-strength composite panel box protective device that combines high-strength protective performance with lightweight design is needed. Utility Model Content

[0004] (a) Technical problems to be solved

[0005] To address the shortcomings of existing technologies, this utility model provides a high-strength composite board body protection device, which has the advantages of high-strength protection performance and lightweight design. It solves the problem that when ordinary high-strength composite board bodies are subjected to large external impacts, the body panels are prone to deformation and cracking, resulting in damage to the goods. Furthermore, existing protection devices are difficult to achieve a good balance between lightweight design and protective performance, and cannot meet the dual needs of modern efficient transportation and safety protection.

[0006] (II) Technical Solution

[0007] To achieve the above objectives, this utility model provides the following technical solution: a high-strength composite board body protection device, comprising a mounting block, wherein a first connecting frame, a second connecting frame, and a third connecting frame are respectively attached to the outer surface of the mounting block, and a composite board shell is disposed inside the mounting block, the first connecting frame, the second connecting frame, and the third connecting frame. Fixing bolts are threadedly connected to the interior of the mounting block, the first connecting frame, the second connecting frame, and the third connecting frame, and the outer surface of the fixing bolts is threadedly connected to the interior of the composite board shell.

[0008] Preferably, the interior of the composite plate shell is provided with a high-strength wear-resistant metal layer, a high-strength fiber-reinforced composite material layer, and a buffer energy-absorbing layer.

[0009] Preferably, the inner surface of the composite plate shell is fixedly connected with the reinforcing ribs, the reinforcing ribs on the inner surface of the composite plate shell can be increased or decreased in number and adjusted in direction as required, the reinforcing ribs are all made of high-strength metal materials and are firmly connected with the composite plate of the compartment body by welding or riveting to form a stable overall structure, which can further disperse the external force borne by the compartment body, improve the overall rigidity and carrying capacity of the compartment body, ensure the integrity of the compartment body structure when subjected to a larger impact, and also enhance the structural strength of the edges and corners of the compartment body to effectively resist the impact of external force on these weak parts and prevent the deformation or rupture of the compartment body when subjected to impact.

[0010] Preferably, the outer surface of the composite plate shell is provided with a first rubber sealing gasket, and the inside of the mounting block, the inside of the first connecting frame, the inside of the second connecting frame and the inside of the third connecting frame are all provided with a second rubber sealing gasket, so that the rubber sealing gasket plays a sealing and buffering role when the plate is installed, not only ensuring the sealing property of the compartment body, but also absorbing the vibration and impact force between the plate blocks to some extent and improving the strength and stability of the connecting parts.

[0011] Compared with the prior art, the utility model provides a high-strength composite plate compartment protection device, which has the following beneficial effects:

[0012] 1、The traditional high-strength composite plate compartment is deformed and ruptured when subjected to a larger external impact, and the existing protection device is difficult to achieve a good balance between lightweight design and protection performance, the utility model discloses the design is through using mounting block preliminary installation of composite plate shell first, then installs first connecting frame, second connecting frame and third connecting frame respectively and completes the assembly of compartment after fixing, through fixing each edge of each composite plate, the whole compartment is more stable, the utility model discloses that high-strength wear-resistant metal layer is arranged on the outermost layer of the composite plate shell, high-strength fiber reinforced composite material layer is arranged in the middle layer, and buffer energy-absorbing layer is arranged in the inner layer.

[0013] 2, the body protection device has high strength protection performance and light weight, the body protection device is provided with the reinforcing rib on the inner surface of the composite plate shell, the number and direction of the reinforcing rib are adjusted according to the need, the reinforcing rib is made of high-strength metal material and is firmly connected with the composite plate of the compartment through welding or riveting, a stable overall structure is formed, the external force borne by the compartment can be further dispersed, the overall rigidity and carrying capacity of the compartment are improved, the integrity of the compartment structure is ensured when a larger impact is received, the structural strength of the compartment edge and corner is also enhanced, the impact of external force on these weak parts is effectively resisted, deformation or rupture of the compartment is prevented when the compartment is impacted, the rubber sealing gasket is arranged on the edge surface of the composite plate shell, the inner surface of the mounting block and the connecting frame, the rubber sealing gasket plays a sealing and buffering role when the plate is installed, not only the sealing property of the compartment is ensured, but also the vibration and impact force between the plate blocks can be absorbed to a certain extent, the strength and stability of the connecting part are improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is a mounting block sectional structure schematic diagram of the utility model;

[0016] Figure 3 It is a composite plate shell side view structure schematic diagram of the utility model.

[0017] Wherein: 1, mounting block;2, first connecting frame;3, second connecting frame;4, third connecting frame;5, composite plate shell;6, fixed bolt;7, high-strength wear-resistant metal layer;8, high-strength fiber reinforced composite material layer;9, buffer energy-absorbing layer;10, reinforcing rib. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0019] Embodiment 1:

[0020] Please refer to Figs. 1-2, a high-strength composite panel compartment protection device, comprising a mounting block 1, the outer surface of the mounting block 1 is respectively attached with a first connecting frame 2, a second connecting frame 3 and a third connecting frame 4, the inside of the mounting block 1, the inside of the first connecting frame 2, the inside of the second connecting frame 3 and the inside of the third connecting frame 4 are provided with a composite panel shell 5, the inside of the mounting block 1, the inside of the first connecting frame 2, the inside of the second connecting frame 3 and the inside of the third connecting frame 4 are all threadedly connected with a fixing bolt 6, the outer surface of the fixing bolt 6 is threadedly connected with the inside of the composite panel shell 5, the inner surface of the composite panel shell 5 is fixedly connected with a reinforcing rib 10, the outer surface of the composite panel shell 5 is provided with a first rubber sealing gasket, the inside of the mounting block 1, the inside of the first connecting frame 2, the inside of the second connecting frame 3 and the inside of the third connecting frame 4 are all provided with a second rubber sealing gasket.

[0021] Working principle: First, use the mounting block 1 to preliminarily install six composite panel shells 5, then install the first connecting frame 2, the second connecting frame 3 and the third connecting frame 4 respectively, these three connecting frames are all right-angled and can fix one side of two panels at the same time, after installation, use the fixing bolt 6 to fix and complete the assembly of the compartment, because each edge of each composite panel is fixed, the whole compartment is more stable, the reinforcing rib 10 on the inner surface of the composite panel shell 5 can be increased or decreased in number and adjusted in direction as needed to form a stable overall structure, which not only improves the overall rigidity and carrying capacity of the compartment, but also enhances the structural strength of the edges and corners of the compartment, the edge surface of the composite panel shell 5, the inner surface of the mounting block 1 and the connecting frame are all provided with rubber sealing gaskets, which play a sealing and buffering role when the panels are installed.

[0022] Example 2:

[0023] Please refer to Figs. 1-3, the inside of the composite panel shell 5 is respectively provided with a high-strength wear-resistant metal layer 7, a high-strength fiber-reinforced composite material layer 8 and a buffer energy-absorbing layer 9.

[0024] Working principle: The outermost layer is a high-strength wear-resistant metal layer 7, preferably an aluminum alloy or stainless steel that has been surface-hardened, this metal layer can effectively resist scratches and collisions from external objects, has excellent wear resistance and surface hardness, and protects the inner layer materials from direct damage; the middle layer is a high-strength fiber-reinforced composite material layer 8, such as carbon fiber-reinforced epoxy resin composite material or glass fiber-reinforced unsaturated polyester resin composite material, this layer utilizes the high-strength properties of fiber materials to reduce weight while ensuring structural strength, can effectively disperse and absorb impact forces, and significantly improves the impact resistance of the compartment; the inner layer is a buffer energy-absorbing layer 9, which uses a high-molecular material with good buffering performance, such as polyurethane foam or ethylene-vinyl acetate copolymer foam, this layer can further absorb energy when impacted, reducing the transmission of vibrations to the goods inside the compartment, and plays a good buffering protection role.

[0025] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A high-strength composite panel body protection device, comprising a mounting block (1), characterized in that: The outer surface of the mounting block (1) is respectively attached with a first connecting frame (2), a second connecting frame (3) and a third connecting frame (4), the inside of the mounting block (1), the inside of the first connecting frame (2), the inside of the second connecting frame (3) and the inside of the third connecting frame (4) are provided with a composite board shell (5), the inside of the mounting block (1), the inside of the first connecting frame (2), the inside of the second connecting frame (3) and the inside of the third connecting frame (4) are all threadedly connected with a fixing bolt (6), and the outer surface of the fixing bolt (6) is threadedly connected with the inside of the composite board shell (5).

2. A high strength composite panel body shield as defined in claim 1 wherein: The inside of the composite board shell (5) is respectively provided with a high-strength wear-resistant metal layer (7), a high-strength fiber reinforced composite material layer (8) and a buffer energy-absorbing layer (9).

3. A high strength composite panel body shield as defined in claim 1 wherein: The inner surface of the composite board shell (5) is fixedly connected with a reinforcing rib (10).

4. The high strength composite panel body shield of claim 1, wherein: The outer surface of the composite board shell (5) is provided with a first rubber sealing gasket, and the inside of the mounting block (1), the inside of the first connecting frame (2), the inside of the second connecting frame (3) and the inside of the third connecting frame (4) are all provided with a second rubber sealing gasket.