Anti-arching plywood

Abstract

The utility model discloses an anti-arching plywood which comprises a surface layer plate structure, one end of the surface layer plate structure is bonded with a cross layer structure, the other end of the cross layer structure is bonded with a core layer plate structure, and the other end of the core layer plate structure is still bonded with the cross layer structure. And a bottom layer plate structure is adhered to one end, which is adhered to the other end of the core layer plate structure, of the cross layer structure. The utility model has the beneficial effects that the strength can be improved through the arranged laminate structures, meanwhile, a better anti-arching function is realized, and the firmness degree of connection can be improved through hard connection instead of connection among the plate layers through an adhesive.

Description

Technical Field

[0001] The utility model relates to the technical field of plywood, in particular to an anti-arching plywood. Background Art

[0002] Existing plywood is usually composed of a surface layer, a middle layer and a bottom layer. The surface layer and the bottom layer are composed of longitudinal veneers, and the middle layer is composed of transverse veneers.

[0003] This type of plywood with horizontal veneers as the middle layer has low strength and limited load-bearing capacity. It is constantly subjected to tension, shear and compression forces in actual use. After long-term use, the veneers from the surface layer to the middle layer to the bottom layer are easily damaged, and cannot meet the actual needs of users.

[0004] Meanwhile, the anti-arching effect of the plywood in the prior art is relatively poor.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the utility model provides an anti-arching plywood, which has the advantages of improving the connection strength of the plywood and the overall anti-arching function, thereby solving the problems existing in the prior art.

[0008] (II) Technical solution

[0009] In order to achieve the above-mentioned improvement of the connection strength of the plywood and the overall anti-arching function, the specific technical solutions adopted by the utility model are as follows:

[0010] An anti-arching plywood comprises a surface board structure, one end of the surface board structure is bonded with a cross-layer structure, the other end of the cross-layer structure is bonded with a core board structure, the other end of the core board structure is still bonded with the cross-layer structure, and one end of the cross-layer structure bonded to the other end of the core board structure is bonded with a bottom board structure.

[0011] Furthermore, the surface plate structure includes a surface plate, a surface layer, a first bonding surface, and a first blocking rod. One end surface of the surface plate is the surface layer, and the other end surface of the surface plate is the first bonding surface. The first sealing rod is fixedly connected to the first bonding surface.

[0012] Furthermore, the cross-layer structure includes a cross plate, a second fitting surface, a third fitting surface, a glue injection hole, a first movable plate, a second movable plate, and a fitting cavity, one end surface of the cross plate is the second fitting surface, and the other end surface of the cross plate is the third fitting surface.

[0013] Furthermore, a glue injection hole is provided on the second fitting surface, and the glue injection hole is connected to the fitting cavity.

[0014] Furthermore, a first movable plate is movably installed in the mating cavity, and a second movable plate is installed on one side of the first movable plate.

[0015] Furthermore, the core layer board structure includes a core board, a fourth bonding surface, and a top board strip. The two end surfaces of the core board are the fourth bonding surfaces, and the top board strips are fixedly connected to the fourth bonding surfaces.

[0016] Furthermore, the bottom plate structure includes a bottom plate, a bottom surface, a fifth fitting surface, and a second blocking rod, and one end surface of the bottom plate is the bottom surface.

[0017] Furthermore, the other end surface of the bottom plate is a fifth fitting surface, and a second blocking rod is fixedly connected to the fifth fitting surface.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the utility model provides an anti-arching plywood, which has the following beneficial effects:

[0020] The utility model can improve the strength through the various layer board structures, and at the same time has a good anti-arching function. The various board layers are not only connected by adhesives, but also can be hard-connected to improve the firmness of the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the main structure of the anti-arching plywood according to an embodiment of the utility model;

[0023] Figure 2 It is a schematic diagram of the surface plate structure of the anti-arching plywood according to an embodiment of the utility model;

[0024] Figure 3 It is a schematic diagram of the cross-layer structure of the anti-arching plywood according to an embodiment of the utility model;

[0025] Figure 4 It is a schematic diagram of the fitting cavity structure of the anti-arching plywood according to an embodiment of the utility model;

[0026] Figure 5It is a schematic diagram of the core board structure of the anti-arching plywood according to an embodiment of the utility model;

[0027] Figure 6 It is a schematic diagram of the bottom board structure of the anti-arching plywood according to an embodiment of the utility model.

[0028] In the figure:

[0029] 1. Surface plate structure; 101. Surface plate; 102. Surface layer; 103. First bonding surface; 104. First blocking rod; 2. Cross-layer structure; 201. Cross plate; 202. Second bonding surface; 203. Third bonding surface; 204. Glue injection hole; 205. First movable plate; 206. Second movable plate; 207. Fitting cavity; 3. Core plate structure; 301. Core plate; 302. Fourth bonding surface; 303. Top plate strip; 4. Bottom plate structure; 401. Bottom plate; 402. Bottom surface; 403. Fifth bonding surface; 404. Second blocking rod. DETAILED DESCRIPTION

[0030] For further explanation, the present invention is provided with accompanying drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0031] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-6 As shown, it includes a surface plate structure 1, one end of the surface plate structure 1 is bonded with a cross-layer structure 2, the other end of the cross-layer structure 2 is bonded with a core plate structure 3, the other end of the core plate structure 3 is still bonded with the cross-layer structure 2, and one end of the cross-layer structure 2 bonded to the other end of the core plate structure 3 is bonded with a bottom plate structure 4.

[0032] The surface board structure 1 is the outermost layer of the plywood, and the cross-layer structure 2 is cross-installed between the surface board structure 1 and the core board structure 3 and between the core board structure 3 and the bottom board structure 4. The cross-layer structure 2 can improve the connection strength between the boards, and at the same time adopts a chimeric connection method to enable an integrated connection.

[0033] The surface plate structure 1 includes a surface plate 101, a surface layer 102, a first bonding surface 103, and a first blocking rod 104. One end surface of the surface plate 101 is the surface layer 102, and the other end surface of the surface plate 101 is the first bonding surface 103. The first sealing rod 104 is fixedly connected to the first bonding surface 103.

[0034] The surface layer 102 of the panel 101 provides an aesthetically pleasing appearance and protects the inner layer from damage, the first bonding surface 103 can be bonded to the second bonding surface 202 of the cross-layer structure 2, and the first blocking rod 104 blocks the glue injection hole 204 of the cross-layer structure 2.

[0035] The cross-layer structure 2 includes a cross plate 201, a second fitting surface 202, a third fitting surface 203, a glue injection hole 204, a first movable plate 205, a second movable plate 206, and a fitting cavity 207. One end surface of the cross plate 201 is the second fitting surface 202, and the other end surface of the cross plate 201 is the third fitting surface 203. The second fitting surface 202 is provided with a glue injection hole 204, and the glue injection hole 204 is connected to the fitting cavity 207. The first movable plate 205 is movably installed in the fitting cavity 207, and the second movable plate 206 is installed on one side of the first movable plate 205.

[0036] The first movable plate 205 and the second movable plate 206 are pre-placed in the fitting cavity 207 of the cross-layer structure 2, and then glue is injected into the side gaps of the first movable plate 205, the second movable plate 206 and the fitting cavity 207 through the glue injection hole 204. Before the glue is dry, the core plate 301 is pushed into the fitting cavity 207 through the top plate strip 303, and then the first movable plate 205 in the fitting cavity 207 is moved to the side, and then the second movable plate 206 is squeezed by the injected glue, so that the second movable plate 206 is introduced into the fitting cavity of the top plate strip 303, completing the integrated connection and bonding, thereby improving the connection strength.

[0037] The core layer board structure 3 includes a core board 301 , a fourth bonding surface 302 , and a top board strip 303 . The two end surfaces of the core board 301 are the fourth bonding surfaces 302 , and the top board strips 303 are fixedly connected to the fourth bonding surfaces 302 .

[0038] The core board 301 provides structural strength and stability, and the fourth bonding surface 302 is bonded to the cross boards 201 on both sides.

[0039] The bottom plate structure 4 includes a bottom plate 401 , a bottom surface 402 , a fifth fitting surface 403 , and a second blocking rod 404 . One end surface of the bottom plate 401 is the bottom surface 402 , and the other end surface of the bottom plate 401 is the fifth fitting surface 403 . The second blocking rod 404 is fixedly connected to the fifth fitting surface 403 .

[0040] The bottom plate 401 balances the surface layer and reduces warping. The bottom surface 402 is the bottom layer. The fifth bonding surface 403 is bonded to the third bonding surface 203 of the cross plate 201. The second blocking rod 404 has the same function as the first blocking rod 104, which can block the glue injection hole 204 to improve the connection strength, thereby increasing the strength of the connection between the various board layers, and is not just connected by bonding.

[0041] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0042] In summary, with the aid of the above-mentioned technical scheme of the utility model, the surface board structure 1 is the outermost layer of the plywood, and the cross-layer structure 2 is cross-installed between the surface board structure 1 and the core board structure 3 and between the core board structure 3 and the bottom board structure 4. The cross-layer structure 2 can improve the connection strength between the board bodies, and at the same time, the chimeric connection method is adopted so that it can be integrated. The surface layer 102 of the surface board 101 provides a beautiful appearance and protects the inner layer from damage. The first bonding surface 103 can be bonded with the second bonding surface 202 of the cross-layer structure 2, and the first blocking rod 104 blocks the glue injection hole 204 of the cross-layer structure 2. The first movable plate 205 and the second movable plate 206 are pre-placed in the fitting cavity 207 of the cross-layer structure 2, and then the side gaps between the first movable plate 205 and the second movable plate 206 and the fitting cavity 207 are blocked through the glue injection hole 204. Glue is injected. Before the glue dries, the core board 301 is pushed into the fitting cavity 207 through the top board strip 303. Then the first movable board 205 in the fitting cavity 207 will move to the side, and then the second movable board 206 will be squeezed by the injected glue to guide the second movable board 206 into the fitting cavity of the top board strip 303, completing the integrated connection and bonding, and improving the connection strength. The core board 301 provides structural strength and stability, the fourth bonding surface 302 is bonded to the cross boards 201 on both sides, and the bottom board 401 balances the surface and reduces warping. The bottom surface 402 is the bottom layer, and the fifth bonding surface 403 is bonded to the third bonding surface 203 of the cross board 201. The second sealing rod 404 has the same function as the first sealing rod 104, and can seal the glue injection hole 204 to improve the connection strength. This increases the strength of the connection between the various board layers, and is not just connected by bonding.

[0043] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-arching plywood, characterized in that: The invention comprises a surface plate structure (1), one end of the surface plate structure (1) is bonded with a cross-layer structure (2), the other end of the cross-layer structure (2) is bonded with a core plate structure (3), the other end of the core plate structure (3) is still bonded with the cross-layer structure (2), and one end of the cross-layer structure (2) bonded to the other end of the core plate structure (3) is bonded with a bottom plate structure (4).

2. The anti-arching plywood according to claim 1, characterized in that: The surface plate structure (1) comprises a surface plate (101), a surface layer (102), a first bonding surface (103), and a first blocking rod (104); one end surface of the surface plate (101) is the surface layer (102), the other end surface of the surface plate (101) is the first bonding surface (103), and the first blocking rod (104) is fixedly connected to the first bonding surface (103).

3. The anti-arching plywood according to claim 2, characterized in that: The cross-layer structure (2) comprises a cross-plate (201), a second bonding surface (202), a third bonding surface (203), a glue injection hole (204), a first movable plate (205), a second movable plate (206), and a fitting cavity (207); one end surface of the cross-plate (201) is the second bonding surface (202), and the other end surface of the cross-plate (201) is the third bonding surface (203).

4. The anti-arching plywood according to claim 3, characterized in that: The second fitting surface (202) is provided with a glue injection hole (204), and the glue injection hole (204) is connected to a fitting cavity (207).

5. The anti-arching plywood according to claim 4, characterized in that: A first movable plate (205) is movably installed in the fitting cavity (207), and a second movable plate (206) is installed on one side of the first movable plate (205).

6. The anti-arching plywood according to claim 5, characterized in that: The core layer board structure (3) comprises a core board (301), a fourth bonding surface (302), and a top board strip (303). The two end surfaces of the core board (301) are the fourth bonding surfaces (302), and the top board strip (303) is fixedly connected to the fourth bonding surfaces (302).

7. The anti-arching plywood according to claim 6, characterized in that: The bottom plate structure (4) comprises a bottom plate (401), a bottom surface (402), a fifth bonding surface (403), and a second blocking rod (404), and one end surface of the bottom plate (401) is the bottom surface (402).

8. The anti-bulging plywood according to claim 7, characterized in that: The other end surface of the bottom plate (401) is a fifth fitting surface (403), and a second blocking rod (404) is fixedly connected to the fifth fitting surface (403).

Images