Pressure-resistant environment-friendly plywood

By setting lining components and edge banding components on the plywood to form a frame structure, the problem of plywood deformation under stress is solved, the compressive strength is improved, and the convenience of quick disassembly is provided.

CN224464887UActive Publication Date: 2026-07-07ZHAOZHOU COUNTY SHENGYUAN WOOD IND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHAOZHOU COUNTY SHENGYUAN WOOD IND CO LTD
Filing Date
2025-07-31
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

Existing pressure-resistant and environmentally friendly plywood is prone to deformation under high stress, and the lack of an internal support frame results in insufficient pressure resistance.

Method used

Inner lining components and edge banding components are installed on the upper and lower surfaces of the plywood to form a frame structure. Support strips and connecting strips are connected by bolts. The inner lining components include inner support strips and connecting blocks. The fixing components are stably connected by metal strips and bolts.

Benefits of technology

It enhances the plywood's compressive strength and allows for quick disassembly when needed, facilitating recycling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to plywood technical field, concretely relates to a kind of pressure-resistant environment-friendly plywood, first support bar is connected with connecting strip on the right side, the connecting strip right side is provided with edge sealing assembly, the edge sealing assembly includes second support bar, the second support bar with the connecting strip right end activity is adhered, the edge sealing assembly further includes first bolt, the first support bar right side is provided with inner lining component, the inner lining component includes inner support bar, the inner support bar left side activity is adhered with connecting block, the inner support bar left side activity is adhered with inner plate, the inner support bar right side is provided with fixed component, the inner plate upper and lower surface is provided with panel component. In the utility model, by setting up inner lining component and edge sealing assembly to facilitate setting a frame between upper and lower two panel components, to greatly strengthen the resistance of plywood, with the effect of facilitating to strengthen the compressive resistance of plywood.
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Description

Technical Field

[0001] This utility model relates to the field of plywood technology, specifically to a pressure-resistant and environmentally friendly plywood. Background Technology

[0002] Plywood is a sheet material consisting of three or more layers of veneer, made by rotary cutting logs into veneers or slicing timber into thin sheets, and then gluing them together with adhesive. It typically uses an odd number of veneer layers, with the grain directions of adjacent layers perpendicular to each other. A set of veneers is usually glued together with the grain directions of adjacent layers perpendicular to each other, and the face veneer and inner veneer are usually symmetrically arranged on both sides of the core layer. The plywood blank, made by applying adhesive to the veneers and arranging them in a crisscross pattern, is pressed under heated or unheated conditions. The number of layers is generally odd, but an even number is also possible in some cases. The physical and mechanical properties in the longitudinal and transverse directions are relatively similar. Common types of plywood include three-ply and five-ply.

[0003] Patent document CN213797030U discloses a pressure-resistant and environmentally friendly plywood, which belongs to the plywood category and is used in plywood applications. A solid hardwood layer has crisscrossing grooves processed on its upper and lower surfaces. Horizontal and vertical bamboo skewers are placed in these grooves, with the vertical bamboo skewers having grooves to accommodate the horizontal bamboo skewers. Vertical bamboo skewers are placed at the intersections of the horizontal and vertical bamboo skewers, passing through both the horizontal and vertical bamboo skewers and connecting to the solid hardwood layer. The solid hardwood layer and the horizontal and vertical bamboo skewers are covered with a silicone layer, and a cork layer is connected to the silicone layer by an adhesive. High-density fiberboard is connected to the cork layer by an adhesive, and a glass fiber layer is connected to the high-density fiberboard by an adhesive. A carbonized wood panel is connected to the glass fiber layer by an adhesive.

[0004] The aforementioned application documents use structural design to prevent structural deformation; however, the plate lacks an internal support frame and is still prone to deformation under high stress, making it difficult to strengthen its internal structure to make it more resistant to compression.

[0005] Therefore, a pressure-resistant and environmentally friendly plywood is proposed to solve the problems mentioned above. Utility Model Content

[0006] To address the shortcomings of existing technologies, this utility model provides a pressure-resistant and environmentally friendly plywood, which can solve the problem that a pressure-resistant and environmentally friendly plywood is still prone to deformation under high stress.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a pressure-resistant and environmentally friendly plywood, comprising a first support strip, a connecting strip fixedly connected to the right side of the first support strip, an edge sealing assembly provided on the right side of the connecting strip, an inner lining assembly provided on the right side of the first support strip, the inner lining assembly comprising an inner support strip, a connecting block movably attached to the left side of the inner support strip, an inner panel movably attached to the left side of the inner support strip, a fixing assembly provided on the right side of the inner support strip, and panel assemblies provided on the upper and lower surfaces of the inner panel.

[0008] Preferably, the edge sealing assembly includes a second support strip, which is movably fitted to the right end of the connecting strip.

[0009] Preferably, the edge sealing assembly further includes a first bolt, which is threaded through the right side of the second support bar and threadedly connected to the right end of the connecting bar.

[0010] Preferably, the panel assembly includes two cork layers, which are respectively fixedly connected to the upper and lower surfaces of the inner panel.

[0011] Preferably, the panel assembly further includes a hardwood panel, and a silicone layer is fixedly connected between the hardwood panel and the softwood layer.

[0012] Preferably, the fixing component includes a fixing block, a metal strip is fixedly connected to the left side of the fixing block, the metal strip passes through and is slidably connected to the right side of the inner support strip and the connecting block, and the metal strip passes through and is slidably connected to the right side of the inner support strip and the connecting block.

[0013] Preferably, the fixing component further includes a fixing plate, which is fixedly connected to the outer surface of the connecting strip. A second bolt is threadedly connected to the front of the fixing plate, and the second bolt is threaded through the fixing block.

[0014] Compared with the prior art, this utility model provides a pressure-resistant and environmentally friendly plywood, which has the following beneficial effects:

[0015] 1. In this utility model, by setting an inner lining component and an edge sealing component, a frame is set between the upper and lower panel components, thereby greatly enhancing the resistance of the plywood and facilitating the enhancement of the plywood's compressive strength.

[0016] 2. In this utility model, the inner lining component is fixed by setting a fixing component. The fixing effect of the inner lining component can be canceled by disassembling the fixing component. Thus, when it is necessary to disassemble the plywood, it is convenient to quickly dismantle the structure of the plywood and has the function of facilitating quick disassembly for recycling. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of this utility model;

[0019] Figure 3 This is a right view of the overall structure of this utility model;

[0020] Figure 4 This is the utility model Figure 2 Enlarged schematic diagram of the structure at point A in the middle.

[0021] In the diagram: 1. First support strip; 2. Connecting strip; 3. Edge sealing assembly; 301. Second support strip; 302. First bolt; 4. Lining assembly; 401. Inner support strip; 402. Connecting block; 403. Inner panel; 5. Fixing assembly; 501. Fixing block; 502. Metal strip; 503. Fixing plate; 504. Second bolt; 6. Panel assembly; 601. Cork layer; 602. Hardwood panel; 603. Silicone layer. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model. Example 1

[0023] See Figures 1-4 This embodiment provides a pressure-resistant and environmentally friendly plywood, including a first support strip 1, which is located on the far left. A connecting strip 2 is fixedly connected to the right side of the first support strip 1. There are two connecting strips 2, which are respectively set at the front and rear ends of the first support strip 1. An edge sealing component 3 is provided on the right side of the connecting strip 2, and an inner lining component 4 is provided on the right side of the first support strip 1.

[0024] The inner lining component 4 includes an inner support strip 401, a connecting block 402 is movably attached to the left side of the inner support strip 401, and there are four inner support strips 401 and connecting blocks 402. An inner plate 403 is movably attached to the left side of the inner support strip 401. The inner plate 403 is located in the gap formed between the inner support strip 401, the connecting block 402, the first support strip 1 and the connecting strip 2. A fixing component 5 is provided on the right side of the inner support strip 401, and panel components 6 are provided on the upper and lower surfaces of the inner plate 403.

[0025] The edge sealing component 3 includes a second support strip 301, which is located on the far right and is movably fitted to the right end of the connecting strip 2.

[0026] The edge sealing assembly 3 also includes two first bolts 302. The first bolts 302 are threaded through the right side of the second support bar 301 and are threadedly connected to the right end of the connecting bar 2.

[0027] The panel assembly 6 includes two cork layers 601, which are fixedly connected to the upper and lower surfaces of the inner panel 403 respectively.

[0028] The panel assembly 6 also includes a hardwood panel 602, and a silicone layer 603 is fixedly connected between the hardwood panel 602 and the softwood layer 601. There are two hardwood panels 602 and two silicone layers 603, which are respectively disposed on two softwood layers 601.

[0029] In practical use, the above-mentioned equipment connects the second support bar 301 to the connecting bar 2 via the first bolt 302, thereby forming a U-shaped frame with the first support bar 1 and the connecting bar 2. The frame is filled with an inner support bar 401, a connecting block 402, and an inner panel 403 to form a stable inner lining. At this time, the cork layer 601 is glued to the top and bottom surfaces of the existing structure, and a silicone layer 603 and a hardwood panel 602 are added to complete the installation of the plywood. The cork layer 601 and the silicone layer 603 under the hardwood panel 602 absorb the impact force, and the internal frame structure within the two layers of hardwood panel 602 strengthens the compressive strength of the plywood, making it more stable. Example 2

[0030] See Figures 1-4 Based on Embodiment 1, the fixing component 5 includes two fixing blocks 501. A metal strip 502 is fixedly connected to the left side of each fixing block 501. The metal strip 502 is arranged in pairs on the two fixing blocks 501. The metal strips 502 are arranged vertically on the fixing blocks 501. The metal strips 502 pass through and slide through the right side of the inner support strip 401 and the connecting block 402. The metal strips 502 are used to support the inner support strip 401 and the connecting block 402 so that they form a support structure within the first support strip 1 and the connecting strip 2. The metal strips 502 pass through and slide through the right side of the inner support strip 401 and the connecting block 402.

[0031] The fixing component 5 also includes a fixing plate 503. There are two fixing plates 503. The fixing plates 503 are fixedly connected to the outer surface of the connecting strip 2. The front of the fixing plate 503 is threaded with a second bolt 504. There are four second bolts 504, which are set on the two fixing blocks 501 in pairs. The second bolts 504 and the fixing blocks 501 are threaded through each other.

[0032] In practical use, the aforementioned equipment forms a support structure within the first support bar 1 and connecting bar 2 by sequentially passing the metal strip 502 on the fixing block 501 through the four inner support bars 401 and connecting block 402 and finally inserting it into the first support bar 1. When it is necessary to disassemble the plywood, the fixing block 501 is removed by disassembling the second bolt 504, and the metal strip 502 is pulled out from the four inner support bars 401 and connecting block 402. At this time, the inner support bars 401 and connecting block 402 are movable from the first support bar 1 and connecting bar 2, and thus no longer provide a support effect, so as to facilitate the quick disassembly of the plywood.

[0033] The installation, connection, or setting methods disclosed in this embodiment are all common mechanical connection methods. As long as they can achieve their beneficial effects, they can be implemented. Therefore, this embodiment will not elaborate on their specific structural composition and working principle.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A pressure-resistant and environmentally friendly plywood, characterized in that: It includes a first support strip (1), a connecting strip (2) is fixedly connected to the right side of the first support strip (1), an edge sealing component (3) is provided on the right side of the connecting strip (2), and an inner lining component (4) is provided on the right side of the first support strip (1). The inner lining assembly (4) includes an inner support strip (401), a connecting block (402) is movably attached to the left side of the inner support strip (401), an inner plate (403) is movably attached to the left side of the inner support strip (401), a fixing assembly (5) is provided on the right side of the inner support strip (401), and panel assemblies (6) are provided on the upper and lower sides of the inner plate (403).

2. The pressure-resistant and environmentally friendly plywood according to claim 1, characterized in that: The edge sealing component (3) includes a second support strip (301), which is movably attached to the right end of the connecting strip (2).

3. The pressure-resistant and environmentally friendly plywood according to claim 2, characterized in that: The edge sealing assembly (3) also includes a first bolt (302), which is threaded through the right side of the second support bar (301) and threadedly connected to the right end of the connecting bar (2).

4. The pressure-resistant and environmentally friendly plywood according to claim 1, characterized in that: The panel assembly (6) includes two cork layers (601), which are fixedly connected to the upper and lower surfaces of the inner panel (403).

5. The pressure-resistant and environmentally friendly plywood according to claim 4, characterized in that: The panel assembly (6) further includes a hardwood panel (602), and a silicone layer (603) is fixedly connected between the hardwood panel (602) and the softwood layer (601).

6. The pressure-resistant and environmentally friendly plywood according to claim 1, characterized in that: The fixing component (5) includes a fixing block (501), and a metal strip (502) is fixedly connected to the left side of the fixing block (501). The metal strip (502) passes through and is slidably connected to the right side of the inner support strip (401) and the connecting block (402).

7. The pressure-resistant and environmentally friendly plywood according to claim 6, characterized in that: The fixing component (5) also includes a fixing plate (503), which is fixedly connected to the outer surface of the connecting strip (2). A second bolt (504) is threadedly connected to the front of the fixing plate (503), and the second bolt (504) is threaded through the fixing block (501).