Compression-resistant anti-cracking high-strength plywood

Abstract

The utility model discloses a compression-resistant anti-cracking high-strength plywood which comprises a first plywood body and a second plywood body, the second plywood body is arranged at the bottom end of the first plywood body, a third plywood body is arranged at the bottom end of the second plywood body, a fourth plywood body is arranged at the bottom end of the third plywood body, and a fifth plywood body is arranged at the bottom end of the fourth plywood body. The bottom end of the first layer plate is coated with first glue, the first layer plate is fixedly bonded with the second layer plate through the first glue, the bottom end of the second layer plate is coated with second glue, the second layer plate is fixedly bonded with the third layer plate through the second glue, and the bottom end of the third layer plate is coated with third glue. And the third laminate is bonded and fixed with the fourth laminate through third glue. According to the utility model, the bonding stability is realized, the flexibility and compressive strength of the plate are improved, the antibacterial effect of the plate is improved, and the service life of the plate is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of high-strength plywood, in particular to a compression-resistant and crack-resistant high-strength plywood. Background Art

[0002] Plywood, also known as multi-layer board, plywood or laminated board, is a board made of multiple layers of thin wood or artificial boards bonded together with glue. Compared with boards made of single-layer materials, plywood is stronger, more durable, more resistant to cracking and more stable. Plywood has many excellent properties, and its relatively affordable price makes its application field very wide. In the construction field, plywood is mainly used for walls, floors, roofs and other parts. In the furniture manufacturing industry, plywood can be used in wardrobes, bookcases and tables. At the same time, the stability and durability of plywood also make it one of the preferred materials in the fields of suitcases and packaging boxes.

[0003] For example, a compression-resistant and crack-resistant high-strength plywood disclosed in the authorization announcement number CN218366828U includes a splicing base layer, a glass fiber mesh layer, a connecting plate skin layer, a plurality of prestressed ropes and a surface layer, wherein the splicing base layer is spliced ​​by a plurality of splicing units, the glass fiber mesh layer is arranged on the upper and lower sides of the splicing base layer, the connecting plate skin layer is arranged on the outer surface of the glass fiber mesh layer, a plurality of prestressed ropes are evenly laid between the glass fiber mesh layer and the connecting plate skin layer, a plurality of rope knots are arranged on each of the prestressed ropes, the length direction of the prestressed ropes is perpendicular to the length direction of the splicing unit, and the surface layer is arranged on the outer surface of the connecting plate skin layer;

[0004] Although the plywood has the characteristics of crack resistance and high strength, it does not solve the problem that the existing high-strength plywood is not conducive to the stability of bonding during use, which affects the flexibility and compressive strength of the board, affects the antibacterial effect of the board, and shortens the service life of the board. Utility Model Content

[0005] The purpose of the utility model is to provide a high-strength plywood that is resistant to compression and cracking, so as to solve the problem in the above-mentioned background technology that the high-strength plywood is not easy to bond, which affects the flexibility and compressive strength of the board, affects the antibacterial effect of the board, and shortens the service life of the board.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a compression-resistant and crack-proof high-strength plywood, comprising a first layer of board and a second layer of board, the second layer of board is arranged at the bottom end of the first layer of board, the third layer of board is arranged at the bottom end of the second layer of board, the fourth layer of board is arranged at the bottom end of the third layer of board, the fifth layer of board is arranged at the bottom end of the fourth layer of board, the first layer of board is smeared with a first glue at the bottom end, and the first layer of board is bonded and fixed to the second layer of board through the first glue, the second layer of board is smeared with a second glue at the bottom end, and the second layer of board is bonded and fixed to the third layer of board through the second glue, the third layer of board is smeared with a third glue at the bottom end, and the third layer of board is bonded and fixed to the fourth layer of board through the third glue, the fourth layer of board is smeared with a fourth glue at the bottom end, and the fourth layer of board is bonded and fixed to the fifth layer of board through the fourth glue, the top end of the first layer of board is provided with a paint layer, and the bottom end of the fifth layer of board is provided with a flame retardant layer.

[0007] Preferably, the interior of the first layer of boards is filled with pine boards, and a plurality of groups of upper reinforcement nets are arranged inside the first layer of boards on one side of the pine boards.

[0008] Preferably, the interior of the second layer of board is filled with nylon fiberboard, the interior of the nylon fiberboard is symmetrically provided with first reinforcing ribs, and the first reinforcing ribs all extend through the nylon fiberboard to the interior of the second layer of board.

[0009] Preferably, the interior of the third layer is filled with bamboo charcoal fiberboard, and the surface of the third layer on one side of the bamboo charcoal fiberboard is provided with multiple groups of transverse fiber ropes at equal intervals, and the surface of the third layer on one side of the transverse fiber ropes is provided with multiple groups of longitudinal fiber ropes at equal intervals, and fiber grids are provided between the transverse fiber ropes and the longitudinal fiber ropes.

[0010] Preferably, a permeable anti-corrosion fabric is arranged inside the fourth layer of the board, and second reinforcing ribs are symmetrically arranged inside the permeable anti-corrosion fabric, and the second reinforcing ribs are all connected to the fourth layer of the board through the permeable anti-corrosion fabric.

[0011] Preferably, a fir board is arranged inside the fifth layer board, and a plurality of groups of lower reinforcement nets are arranged inside the fifth layer board on one side of the fir board.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the high-strength plywood not only achieves the stability of bonding, but also increases the flexibility and compressive strength of the board, improves the antibacterial effect of the board, and prolongs the service life of the board. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 This is a front view structural schematic diagram of the utility model;

[0015] Figure 3 It is a schematic diagram of the explosion structure of the utility model;

[0016] Figure 4 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 5 It is a schematic diagram of the overall explosion structure of the utility model.

[0018] In the figure: 1. first layer of board; 2. second layer of board; 3. third layer of board; 4. fourth layer of board; 5. fifth layer of board; 6. paint layer; 7. flame retardant layer; 8. first glue; 9. transverse fiber rope; 10. longitudinal fiber rope; 11. fiber grid; 12. pine board; 13. nylon fiberboard; 14. permeable anti-corrosion fabric; 15. fir board; 16. upper reinforcement net; 17. first reinforcement rib; 18. second reinforcement rib; 19. lower reinforcement net; 20. bamboo charcoal fiberboard; 21. second glue; 22. third glue; 23. fourth glue. DETAILED DESCRIPTION

[0019] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0020] See also Figure 1-5The utility model provides an embodiment: a high-strength plywood with compression resistance and crack resistance, comprising a first layer board 1 and a second layer board 2, the second layer board 2 is arranged at the bottom end of the first layer board 1, the third layer board 3 is arranged at the bottom end of the second layer board 2, the fourth layer board 4 is arranged at the bottom end of the third layer board 3, the fifth layer board 5 is arranged at the bottom end of the fourth layer board 4, the first layer board 1 is coated with a first glue 8, and the first layer board 1 is bonded and fixed to the second layer board 2 through the first glue 8, the second layer board 2 is coated with a second glue 21, and the second layer board 2 is bonded and fixed to the third layer board 3 through the second glue 21, the third layer board 3 is coated with a third glue 22 at the bottom end, and the third layer board 3 is bonded and fixed to the fourth layer board 4 through the third glue 22, the fourth layer board 4 is coated with a fourth glue 23 at the bottom end, and the fourth layer board 4 is bonded and fixed to the fifth layer board 5 through the fourth glue 23 The layers 5 are bonded and fixed, a paint layer 6 is provided on the top of the first layer 1, a flame retardant layer 7 is provided on the bottom of the fifth layer 5, the first layer 1 is filled with a pine board 12, a plurality of upper reinforcing meshes 16 are provided on the first layer 1 on one side of the pine board 12, the second layer 2 is filled with a nylon fiberboard 13, a first reinforcing rib 17 is symmetrically provided on the nylon fiberboard 13, and the first reinforcing rib 17 extends to the second layer 2 through the nylon fiberboard 13, the third layer 3 is filled with a bamboo charcoal fiberboard 20, a plurality of equally spaced transverse fiber ropes 9 are provided on the surface of the third layer 3 on one side of the bamboo charcoal fiberboard 20, a plurality of equally spaced longitudinal fiber ropes 10 are provided on the surface of the third layer 3 on one side of the transverse fiber ropes 9, and a fiber grid 11 is provided between the transverse fiber ropes 9 and the longitudinal fiber ropes 10;

[0021] When in use, first apply the first glue 8 to the bottom end of the first layer of board 1, apply the second glue 21 to the bottom end of the second layer of board 2, apply the third glue 22 to the bottom end of the third layer of board 3, and apply the fourth glue 23 to the bottom end of the fourth layer of board 4 to facilitate the first layer of board 1, the second layer of board 2, the third layer of board 3, the fourth layer of board 4, and the fifth layer of board 5 to be bonded and fixed by the first glue 8, the second glue 21, the third glue 22, and the fourth glue 23. The first glue 8, the second glue 21, the third glue 22, and the fourth glue 23 are the same urea-formaldehyde resin glue. By filling the pine board 12 into the interior of the first layer of board 1, a plurality of groups of upper reinforcement nets 16 are arranged inside the first layer of board 1 on one side of the pine board 12. The material of the net 16 is a fiber composite material rib net to increase the stability of the first layer of board 1. The top of the first layer of board 1 is painted with a paint layer 6 to increase the corrosion resistance of the first layer of board 1. The interior of the second layer of board 2 is filled with a nylon fiberboard 13. The interior of the nylon fiberboard 13 is provided with a first reinforcing rib 17 to increase the flexibility and compressive strength of the board. The interior of the third layer of board 3 is provided with a bamboo charcoal fiberboard 20, and the bamboo charcoal fiberboard 20 has an antibacterial and antibacterial effect. The interior of the multiple groups of fiber grids 11 on the surface of the third layer of board 3 are all coated with a first glue 8 to increase the firmness of the board, thereby achieving the stability of the high-strength plywood bonding, increasing the flexibility and compressive strength of the board, and improving the antibacterial effect of the board.

[0022] The fourth layer board 4 is provided with a permeable anti-corrosion fabric 14 inside, and the second reinforcing ribs 18 are symmetrically arranged inside the permeable anti-corrosion fabric 14, and the second reinforcing ribs 18 are connected to the fourth layer board 4 through the permeable anti-corrosion fabric 14. The fifth layer board 5 is provided with a fir board 15 inside, and a plurality of lower reinforcing nets 19 are arranged inside the fifth layer board 5 on one side of the fir board 15.

[0023] When in use, the corrosion resistance of the fourth layer of board 4 is improved by filling the fourth layer of board 4 with the permeable anti-corrosion fabric 14 and improving the permeability of the fourth layer of board 4 with the permeable anti-corrosion fabric 14; the compressive strength of the fourth layer of board 4 is enhanced by arranging the second reinforcing rib 18; the fifth layer of board 5 is filled with the fir board 15 and a plurality of groups of lower reinforcing nets 19 are arranged inside the fifth layer of board 5, the fifth layer of board 5 is stably supported by the lower reinforcing nets 19; the lower reinforcing nets 19 and the upper reinforcing nets 16 provide compression support for the entire board, and the connection strength between the layers is enhanced to prevent the board from cracking; the bottom end of the fifth layer of board 5 is coated with a flame retardant layer 7 to increase the flame retardant effect of the board, thereby achieving the convenient penetration strength of the high-strength plywood, facilitating the increase of the connection strength between the layers of the board, increasing the corrosion resistance of the board, and extending the service life of the board.

[0024] Working principle: When in use, first apply the first glue 8 to the bottom of the first layer of board 1, apply the second glue 21 to the bottom of the second layer of board 2, apply the third glue 22 to the bottom of the third layer of board 3, and apply the fourth glue 23 to the bottom of the fourth layer of board 4 to facilitate the first layer of board 1, the second layer of board 2, the third layer of board 3, the fourth layer of board 4, and the fifth layer of board 5 to be bonded and fixed by the first glue 8, the second glue 21, the third glue 22, and the fourth glue 23. 22. The fourth glue 23 is the same urea-formaldehyde resin glue. The pine board 12 is filled into the first layer 1. A plurality of upper reinforcing meshes 16 are arranged inside the first layer 1 on one side of the pine board 12. The upper reinforcing meshes 16 are made of a fiber composite material rib mesh to increase the stability of the first layer 1. The top of the first layer 1 is painted with a paint layer 6 to increase the corrosion resistance of the first layer 1. The second layer 2 is filled with a nylon fiberboard 13. The first reinforcing rib 1 is arranged inside the nylon fiberboard 13. 7, to increase the flexibility and compressive strength of the board, the third board 3 is provided with a bamboo charcoal fiberboard 20, which has antibacterial and antibacterial effects, and the inside of the plurality of fiber grids 11 on the surface of the third board 3 are all coated with a first glue 8 to increase the firmness of the board, and then the permeable anti-corrosion fabric 14 is filled into the inside of the fourth board 4, and the permeable anti-corrosion fabric 14 improves the permeability of the fourth board 4, so as to improve the corrosion resistance of the fourth board 4, and the second reinforcing rib 18 is provided, The compressive strength of the fourth layer board 4 is enhanced by the second reinforcing rib 18, and the interior of the fifth layer board 5 is filled with the fir board 15. A plurality of lower reinforcing nets 19 are arranged inside the fifth layer board 5, and the fifth layer board 5 is stably supported by the lower reinforcing nets 19. The lower reinforcing nets 19 and the upper reinforcing nets 16 provide compressive support for the entire board, thereby enhancing the connection strength between the layers to prevent the board from cracking. The bottom end of the fifth layer board 5 is coated with a flame retardant layer 7 to increase the flame retardant effect of the board, thereby completing the use of the high-strength plywood.

[0025] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A high-strength plywood with compression resistance and crack resistance, comprising a first layer (1) and a second layer (2), characterized in that: A second layer of board (2) is arranged at the bottom end of the first layer of board (1), a third layer of board (3) is arranged at the bottom end of the second layer of board (2), a fourth layer of board (4) is arranged at the bottom end of the third layer of board (3), a fifth layer of board (5) is arranged at the bottom end of the fourth layer of board (4), a first glue (8) is applied to the bottom end of the first layer of board (1), and the first layer of board (1) is bonded and fixed to the second layer of board (2) through the first glue (8), a second glue (21) is applied to the bottom end of the second layer of board (2), and the second layer of board (2) The third layer board (3) is bonded and fixed with the second glue (21), the bottom end of the third layer board (3) is coated with the third glue (22), and the third layer board (3) is bonded and fixed with the fourth layer board (4) with the third glue (22), the bottom end of the fourth layer board (4) is coated with the fourth glue (23), and the fourth layer board (4) is bonded and fixed with the fifth layer board (5) with the fourth glue (23), the top end of the first layer board (1) is provided with a paint layer (6), and the bottom end of the fifth layer board (5) is provided with a flame retardant layer (7).

2. The compression-resistant and crack-resistant high-strength plywood according to claim 1, characterized in that: The interior of the first layer of board (1) is filled with pine wood boards (12), and a plurality of groups of upper reinforcing nets (16) are arranged inside the first layer of board (1) on one side of the pine wood boards (12).

3. The compression-resistant and crack-resistant high-strength plywood according to claim 1, characterized in that: The interior of the second layer board (2) is filled with a nylon fiberboard (13), and the interior of the nylon fiberboard (13) is symmetrically provided with first reinforcing ribs (17), and the first reinforcing ribs (17) all extend through the nylon fiberboard (13) to the interior of the second layer board (2).

4. The compression-resistant and crack-resistant high-strength plywood according to claim 1, characterized in that: The interior of the third layer board (3) is filled with a bamboo charcoal fiber board (20), and a plurality of groups of transverse fiber ropes (9) at equal intervals are arranged on the surface of the third layer board (3) on one side of the bamboo charcoal fiber board (20), and a plurality of groups of longitudinal fiber ropes (10) at equal intervals are arranged on the surface of the third layer board (3) on one side of the transverse fiber ropes (9), and fiber grids (11) are arranged between the transverse fiber ropes (9) and the longitudinal fiber ropes (10).

5. The compression-resistant and crack-resistant high-strength plywood according to claim 1, characterized in that: A permeable anti-corrosion fabric (14) is arranged inside the fourth layer plate (4), and second reinforcing ribs (18) are symmetrically arranged inside the permeable anti-corrosion fabric (14), and the second reinforcing ribs (18) are all connected to the fourth layer plate (4) through the permeable anti-corrosion fabric (14).

6. The compression-resistant and crack-resistant high-strength plywood according to claim 1, characterized in that: A fir board (15) is arranged inside the fifth layer board (5), and a plurality of groups of lower reinforcement nets (19) are arranged inside the fifth layer board (5) on one side of the fir board (15).

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