A composite board of solid wood and metal profiles

By using composite panel technology with triangular metal frames and solid wood panels, the problem of insufficient service life of existing building materials is solved, and a longer service life and lower transportation and production costs are achieved, while improving the morphological diversity of buildings and Bending effect.

CN118498608BActive Publication Date: 2025-01-17ZHEJIANG ALUMINUM HOME FURNISHING CO LTD
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Patent Information

Application Number
CN202410794753.8
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-06-19
Publication Date
2025-01-17
Estimated Expiration
2044-06-19

AI Technical Summary

Technical Problem

The service life of existing building materials is insufficient, resulting in building safety risks. Traditional construction methods consume a lot of labor and resources, and it is difficult to control the wall dimensional accuracy, and the construction period is long.

Method used

The composite board consisting of multiple triangular metal frames and solid wood boards is used to fix the solid wood boards through the control fasteners to form a whole profile with the metal profile, and allow the damaged solid wood boards to be replaced separately to increase the service life.

Benefits of technology

It extends the service life of composite profiles, reduces deformation damage rate, simplifies transportation and production costs, and improves the diverse forms and bending effects of buildings.

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Abstract

The present invention belongs to the technical field of composite board materials, and discloses a board material composited with solid wood and metal profiles, comprising an upper board material, a composite layer and a lower board material arranged in sequence from top to bottom, the composite layer comprising a plurality of metal profiles arranged at intervals, and a solid wood board material (3) is arranged between adjacent metal profiles; the metal profile material is composed of a plurality of triangular metal frames arranged in a row; the present invention adopts a double-sided multi-layer board composite metal triangular skeleton profile and a solid wood board material, and adopts a hot pressing technology to form an integrated board material in one step; further, the metal triangular skeleton profile can well solve the problem of nail holding force, has good air permeability, and the inclined surfaces on both sides of the triangular skeleton have good shrinkage and good pressure resistance.
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Description

Technical Field

[0001] The invention belongs to the technical field of composite boards, in particular to a board composited with solid wood and metal profiles. Background Art

[0002] Traditional house construction walls are mostly made of solid clay bricks, which is not conducive to protecting arable land. Currently, wall materials such as aerated concrete blocks and hollow bricks need to be constructed on-site, which requires wet cement operations, generates a large amount of construction waste on-site, and consumes a lot of manpower. The wall size accuracy is also difficult to control, and the construction period is long, at least more than half a year, and often up to a year or even more than two years to complete.

[0003] At present, some buildings are also trying new building materials to replace traditional concrete buildings. The most common one is to use more wood and metal profiles as the main body of the building, especially composite panels of wood and metal profiles, which have the dual advantages of wood and metal profiles, and can also make the two profiles complement each other to avoid the shortcomings of a single profile. However, since most of the existing building wood is man-made panels, their service life is insufficient. Even if they are composited with metal profiles, the service life of the overall profile will still be limited by the wood part of the composite profile, which will lead to a reduction in the service life of the entire composite profile, posing a great safety hazard to the long-term use of the building, so it needs to be improved. Summary of the invention

[0004] In order to solve the problems raised in the above background technology, the present invention provides a board composed of solid wood and metal profiles, which has the advantage of longer service life.

[0005] Firstly, in the present invention, a plurality of triangular metal frames are arranged between the solid wood boards to replace the honeycomb aluminum structure embedded between the composite boards in the prior art;

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a board material composited with solid wood and metal profiles, comprising an upper board material, a composite layer and a lower board material arranged in sequence from top to bottom, the composite layer comprising a plurality of metal profiles arranged at intervals, and solid wood boards are arranged between adjacent metal profiles; the metal profiles are composed of a plurality of triangular metal frames arranged.

[0007] Preferably, the triangular metal frame includes an acute-angled triangular metal frame and an equilateral triangular metal frame, and the side walls of the acute-angled triangular metal frame are in contact with the solid wood board.

[0008] Secondly, in the present invention, with the cooperation of the regulating fasteners, the solid wood board can be firmly fixed to the metal profile, so that several solid wood boards can form an integral profile; at the same time, any damaged solid wood board can be replaced separately, greatly extending the service life of the composite profile.

[0009] To achieve the above-mentioned object, the present invention provides the following technical solutions: a board composited with solid wood and metal profiles, comprising a metal profile, wherein a plurality of evenly distributed solid wood boards are embedded on both the front and rear sides of the metal profile, a plurality of evenly distributed regulating fasteners are arranged inside the solid wood boards, a plurality of evenly distributed reinforcing ribs are arranged inside the metal profile, the reinforcing ribs correspond to the solid wood boards one by one, and the plurality of the reinforcing ribs are alternately distributed with the solid wood boards;

[0010] The metal profile includes a metal profile body installed on a building, a plurality of evenly distributed splicing cavities are opened on the front and rear sides of the metal profile body, a plurality of reinforcement cavities are opened inside the metal profile body, the reinforcement cavities correspond to the splicing cavities one by one, and the plurality of reinforcement cavities and the splicing cavities are alternately distributed.

[0011] Preferably, a mounting screw hole is provided on the side of the metal profile, and the metal profile is fixedly mounted on the building body through the mounting screw hole and the bolts inside the mounting screw hole.

[0012] Preferably, the interior of the metal profile body is provided with a plurality of guide and positioning slots located on the left and right sides of the splicing cavity, the reinforcement cavity and the splicing cavity both penetrate the metal profile body, and a plurality of guide and positioning slots evenly distributed on both sides of each splicing cavity are interconnected with the splicing cavity.

[0013] Preferably, the reinforcing ribs are inserted into the reinforcing cavity, the solid wood board is embedded into the splicing cavity, and two sides of the solid wood board are mutually engaged with the guide positioning slots.

[0014] Preferably, the reinforcing ribs include a plurality of reinforcing rib frames uniformly clamped inside the reinforcing cavity, the upper and lower ends of the reinforcing rib frames are provided with connecting holes, a connecting rod is provided between two adjacent reinforcing rib frames, and the two ends of the connecting rod are threadedly connected to the connecting holes at the ends of the adjacent reinforcing rib frames.

[0015] Preferably, the solid wood board includes a solid wood profile body embedded in the splicing cavity, and a plurality of evenly distributed regulating sliding cavities are opened in the middle of the solid wood profile body. The regulating sliding cavities correspond one-to-one to the regulating fasteners, and one end of the regulating fastener extends into the interior of the regulating sliding cavity.

[0016] Preferably, the regulating slide cavity is internally slidably connected with two left and right positioning slide blocks, the facing surfaces of the two positioning slide blocks are close to each other, and the back ends of the two positioning slide blocks pass through the regulating slide cavity, penetrate the solid wood profile body and extend to the inside of the guide positioning card slot.

[0017] Preferably, the outer surfaces of the opposite ends of the two positioning sliders are smooth, and the inner wall of the guide positioning slot is smooth. When the opposite ends of the two positioning sliders move away from each other, they slowly approach the center side of the metal profile body under the guidance of the guide positioning slot.

[0018] Preferably, the facing ends of the two positioning slide blocks are provided with positioning slots, and a limiting card slot is provided on one side of the positioning slide block near the positioning slot, the limiting card slot and the positioning slot are connected to each other, and the height dimension of the limiting card slot is greater than the height dimension of the positioning slot;

[0019] The interiors of the positioning sliding groove and the limiting clamping groove are respectively slidably clamped with a positioning connection block and a limiting clamping block, and the limiting clamping block and the positioning connection block are connected to each other.

[0020] Preferably, the regulating fastener includes a reinforced connecting shaft movably installed inside the regulating slide cavity and located between the two positioning slide blocks, an adjusting screw is provided on the side of the outer surface of the reinforcing connecting shaft away from the center of the metal profile body, one end of the adjusting screw passes through the regulating slide cavity and extends to the outside of the solid wood profile body and is provided with a rotating slot; the other end of the adjusting screw is rotatably connected with a rotating connecting shaft, and the other end of the rotating connecting shaft extends to the outside of the adjusting screw and is fixedly connected to the reinforcing connecting shaft.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] 1. The present invention adopts a double-sided multi-layer board composite metal triangular skeleton profile and a solid wood board, and adopts a hot pressing technology to form an integrated board in one step; further, the metal triangular skeleton profile can well solve the problem of nail holding force, has good air permeability, and the double-sided inclined surfaces of the triangular skeleton have good shrinkage and good pressure resistance.

[0023] 2. Due to the provision of the splicing cavity and the guide positioning slot, the present invention can firmly fix the solid wood board material to the metal profile with the cooperation of the regulating fasteners, so that several solid wood board materials can form an integral profile; at the same time, any damaged solid wood board material can be replaced separately, greatly extending the service life of the composite profile.

[0024] 3. The present invention divides the composite wood profile into a plurality of independent small-sized wood profiles, which not only greatly reduces the rate of deformation and damage of large-sized profiles, but more importantly, greatly facilitates transportation and production costs.

[0025] 4. Due to the setting of the splicing cavity, the present invention can not only be used to install solid wood panels with the cooperation of the guide positioning slot, but also can make the main body of the metal profile have a good bending effect, so that the composite profile has a variety of shapes.

[0026] 5. Due to the provision of the reinforcing ribs, the present invention can conveniently match the reinforcing ribs with the metal profiles with the cooperation of the reinforcing cavity, thereby reducing the difficulty of manufacturing the metal profiles, and can also match the solid wood panels so that they are fixedly connected with the metal profiles, thereby allowing the metal profiles and several solid wood panels to form an integral profile with a fixed shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the structure of Embodiment 1 of the present invention;

[0028] Figure 2 for Figure 1 A magnified image of

[0029] Figure 3 This is a schematic diagram of the structure of Embodiment 2 of the present invention;

[0030] Figure 4 A cross-sectional view of the top of the positioning slide block of the present invention;

[0031] Figure 5 for Figure 2 A local enlarged schematic diagram of the middle A;

[0032] Figure 6 for Figure 2 Top view of the middle adjustment screw;

[0033] Figure 7 It is a schematic structural diagram of the metal profile of the present invention;

[0034] Figure 8 It is a schematic structural diagram of the reinforcing rib of the present invention.

[0035] In the figure: 1. Metal profile; 11. Metal profile body; 12. Reinforcement cavity; 13. Splicing cavity; 14. Guide positioning slot; 2. Reinforcement ribs; 21. Reinforcement rib frame; 22. Connection hole; 23. Connecting rod; 3. Solid wood board; 31. Solid wood profile body; 32. Adjustment slide cavity; 33. Positioning slider; 34. Positioning slide groove; 35. Limiting slot; 36. Limiting connecting block; 37. Positioning connecting block; 4. Adjustment fastener; 41. Reinforcement connecting shaft; 42. Adjustment screw; 43. Rotating connecting shaft; 44. Rotating slot; 5. Mounting screw hole; 6. Upper board; 7. Lower board; 8. Triangular metal frame. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] Embodiment 1:

[0038] like Figures 1 to 2 As shown, this embodiment provides a board material composited with solid wood and metal profiles, including an upper board material 6, a composite layer and a lower board material 7 arranged from top to bottom, the composite layer includes a plurality of metal profiles 1 arranged at intervals, and a solid wood board material 3 is arranged between adjacent metal profiles 1; the metal profile 1 is composed of a plurality of triangular metal frames 8 arranged in a row. The integrated board material is formed in one step by using a double-sided multi-layer board composite metal triangular skeleton profile and a solid wood board material, and adopting hot pressing technology; further, the metal triangular skeleton profile can well solve the nail holding force, has good air permeability, and the inclined surfaces on both sides of the triangular skeleton have good shrinkage and good pressure resistance.

[0039] Furthermore, the triangular metal frame in the present invention includes an acute-angled triangular metal frame and an equilateral triangular metal frame, and the side walls of the acute-angled triangular metal frame are in contact with the solid wood board.

[0040] Embodiment 2:

[0041] like Figures 3 to 8 As shown, the present invention provides a composite board of solid wood and metal profiles, including a metal profile 1, a plurality of evenly distributed solid wood boards 3 are embedded on both the front and rear sides of the metal profile 1, a plurality of evenly distributed regulating fasteners 4 are arranged inside the solid wood boards 3, a plurality of evenly distributed reinforcing ribs 2 are arranged inside the metal profile 1, the reinforcing ribs 2 and the solid wood boards 3 correspond one to one, and the plurality of reinforcing ribs 2 and the solid wood boards 3 are alternately distributed;

[0042] The metal profile 1 includes a metal profile body 11 installed on a building, and a plurality of evenly distributed splicing cavities 13 are provided on the front and rear sides of the metal profile body 11, and a plurality of reinforcement cavities 12 are provided inside the metal profile body 11, and the reinforcement cavities 12 correspond to the splicing cavities 13 one by one, and the plurality of reinforcement cavities 12 and the splicing cavities 13 are alternately distributed; due to the setting of the splicing cavities 13 and the guide positioning slots 14, the solid wood board 3 can be firmly fixed to the metal profile 1 with the cooperation of the regulating fastener 4, so that the plurality of solid wood boards 3 can form an integral profile; at the same time, any damaged solid wood board 3 can be replaced individually, which greatly prolongs the service life of the composite profile.

[0043] like Figure 3 As shown, a mounting screw hole 5 is provided on the side of the metal profile 1, and the metal profile 1 is fixedly mounted on the building body through the mounting screw hole 5 and the bolts inside.

[0044] like Figure 6As shown, the interior of the metal profile body 11 is provided with a plurality of guide positioning slots 14 located on the left and right sides of the splicing cavity 13, the reinforcement cavity 12 and the splicing cavity 13 both penetrate the metal profile body 11, and a plurality of guide positioning slots 14 evenly distributed on both sides of each splicing cavity 13 are interconnected with the splicing cavity 13; due to the setting of the splicing cavity 13, not only can the solid wood board 3 be installed with the cooperation of the guide positioning slots 14, but also the metal profile body 11 can have a good bending effect, so that the composite profile has a variety of shapes.

[0045] like Figure 3 and Figure 6 As shown, the reinforcing rib 2 is inserted into the reinforcing cavity 12, the solid wood board 3 is embedded in the splicing cavity 13, and the two sides of the solid wood board 3 are mutually engaged with the guide positioning groove 14; since the composite wood profile is divided into a plurality of independent small-sized wood profiles, not only can the deformation and damage rate of large-sized profiles be greatly reduced, but more importantly, the transportation and production costs are greatly facilitated.

[0046] like Figure 5 and Figure 7 As shown, the reinforcing rib 2 includes a plurality of reinforcing rib frames 21 uniformly clamped in the reinforcing cavity 12, and connecting holes 22 are provided at the upper and lower ends of the reinforcing rib frames 21. A connecting rod 23 is provided between two adjacent reinforcing rib frames 21, and the two ends of the connecting rod 23 are threadedly connected to the connecting holes 22 at the ends of the adjacent reinforcing rib frames 21; due to the setting of the splicing cavity 13, not only can it be used to install the solid wood board 3 with the cooperation of the guide positioning slot 14, but also the metal profile main body 11 can have a good bending effect, so that the composite profile has a variety of shapes.

[0047] like Figure 3 and Figure 4 As shown, the solid wood board 3 includes a solid wood profile body 31 embedded in the splicing cavity 13, and a plurality of evenly distributed regulating slide cavities 32 are opened in the middle of the solid wood profile body 31. The regulating slide cavities 32 correspond to the regulating fasteners 4 one by one, and one end of the regulating fastener 4 extends to the inside of the regulating slide cavity 32; due to the setting of the regulating slide cavity 32, the movement of the two positioning slide blocks 33 can be limited, and then the movement of the two positioning slide blocks 33 can be conveniently controlled by the regulating fastener 4 under the cooperation of the positioning slide groove 34, the limiting card groove 35, the limiting card block 36 and the positioning connection block 37, and then the solid wood board 3 is fastened to the metal profile body 11 under the cooperation of the guide positioning card groove 14.

[0048] like Figure 4As shown, the inner sliding card of the regulating slide cavity 32 is connected with two left and right positioning sliders 33, and the facing surfaces of the two positioning sliders 33 are close to each other. The back ends of the two positioning sliders 33 pass through the regulating slide cavity 32, penetrate the solid wood profile body 31 and extend to the inside of the guide positioning card slot 14.

[0049] like Figure 4 and Figure 5 As shown, the outer surfaces of the opposite ends of the two positioning sliders 33 are smooth, and the inner wall of the guide positioning slot 14 is smooth. When the opposite ends of the two positioning sliders 33 move away from each other, they slowly approach the center side of the metal profile body 11 under the guidance of the guide positioning slot 14.

[0050] like Figure 5 As shown, the two facing ends of the two positioning slide blocks 33 are provided with positioning slots 34, and a limiting slot 35 is provided on one side of the positioning slide block 33 near the positioning slot 34. The limiting slot 35 and the positioning slot 34 are connected to each other, and the height dimension of the limiting slot 35 is greater than the height dimension of the positioning slot 34.

[0051] A positioning connection block 37 and a limiting clamping block 36 are slidably clamped in the positioning sliding groove 34 and the limiting clamping groove 35 , respectively. The limiting clamping block 36 and the positioning connection block 37 are connected to each other.

[0052] like Figure 5 As shown, the regulating fastener 4 includes a reinforcing connecting shaft 41 movably installed inside the regulating sliding cavity 32 and located between the two positioning slide blocks 33. An adjusting screw rod 42 is arranged on the side of the outer surface of the reinforcing connecting shaft 41 away from the center of the metal profile body 11. One end of the adjusting screw rod 42 passes through the regulating sliding cavity 32 and extends to the outside of the solid wood profile body 31 and is provided with a rotating slot 44; the other end of the adjusting screw rod 42 is rotatably connected with a rotating connecting clamping shaft 43, and the other end of the rotating connecting clamping shaft 43 extends to the outside of the adjusting screw rod 42 and is fixedly connected to the reinforcing connecting shaft 41; Due to the setting of the regulating fastener 4, the movement of the two positioning slide blocks 33 can be conveniently controlled with the cooperation of the reinforced connecting shaft 41 and the adjusting screw rod 42. The setting of the rotating connecting clamp shaft 43 can ensure that when the adjusting screw rod 42 rotates, it can drive the reinforced connecting shaft 41 to move smoothly back and forth, and then drive the two positioning slide blocks 33 to move toward or away from each other through the positioning slide groove 34, the limit clamp groove 35, the limit clamp block 36 and the positioning connection block 37, so that the regulating slide cavity 32 can be conveniently separated from the guide positioning clamp groove 14, and then the solid wood board 3 can be separated from the metal profile 1.

[0053] The working principle and use process of the present invention:

[0054] The metal profile body 11 is fixedly installed through the installation screw holes 5, and the connecting parts between adjacent splicing cavities 13 are bent to meet the needs of different installation processes, and then the reinforcing ribs 2 are inserted into the interior of the reinforcing cavity 12, and then the regulating fasteners 4 are embedded into the interior of the splicing cavity 13, and then the adjusting screw rod 42 is rotated by rotating the card slot 44 so that it cooperates with the movement of the adjusting screw rod 42 under the restriction of the solid wood profile body 31, so that it drives the reinforcing connecting shaft 41 to move forward under the cooperation of the rotating connecting card shaft 43, and then the positioning slide groove 34, the limit card slot 35, and the limit The two positioning slide blocks 33 are pushed to move back and forth along the inside of the regulating slide cavity 32 under the cooperation of the clamping block 36 and the positioning connection block 37, so that the opposite ends of the two positioning slide blocks 33 can pass through the regulating slide cavity 32, penetrate the solid wood profile body 31 and extend to the inside of the guide positioning card slot 14. The two positioning slide blocks 33 can be pushed continuously by continuously rotating the adjusting screw rod 42, and then the two positioning slide blocks 33 are moved to the side close to the center of the metal profile body 11 under the guidance of the guide positioning card slot 14, so as to drive the solid wood profile body 31 as a whole to be tightly embedded in the inside of the splicing cavity 13;

[0055] If any of the solid wood profile bodies 31 is damaged after long-term use, it can be replaced separately, and the replaced solid wood profile body 31 can be tightly fixed again by adjusting the fastener 4 under the restriction of the guide positioning slot 14.

[0056] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0057] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite board of solid wood and metal profiles, characterized in that: The invention comprises a metal profile (1), wherein a plurality of evenly distributed solid wood panels (3) are embedded on both the front and rear sides of the metal profile (1), a plurality of evenly distributed regulating fasteners (4) are arranged inside the solid wood panels (3), and a plurality of evenly distributed reinforcing ribs (2) are arranged inside the metal profile (1), the reinforcing ribs (2) and the solid wood panels (3) correspond to each other one by one, and the plurality of reinforcing ribs (2) and the solid wood panels (3) are arranged alternately; The metal profile (1) comprises a metal profile body (11) installed on a building, a plurality of evenly distributed splicing cavities (13) are provided on both the front and rear sides of the metal profile body (11), a plurality of reinforcement cavities (12) are provided inside the metal profile body (11), the reinforcement cavities (12) correspond to the splicing cavities (13) one by one, and the plurality of reinforcement cavities (12) and the splicing cavities (13) are distributed alternately; The metal profile body (11) is provided with a plurality of guide positioning slots (14) located on the left and right sides of the splicing cavity (13); the reinforcement cavity (12) and the splicing cavity (13) both penetrate the metal profile body (11); the plurality of guide positioning slots (14) evenly distributed on both sides of each splicing cavity (13) are interconnected with the splicing cavity (13); the reinforcement rib (2) is inserted into the reinforcement cavity (12); the solid wood board (3) is embedded in the splicing cavity (13); and the two sides of the solid wood board (3) are mutually engaged with the guide positioning slots (14).

2. The solid wood and metal profile composite board according to claim 1, characterized in that: The reinforcing ribs (2) include a plurality of reinforcing rib frames (21) uniformly clamped inside the reinforcing cavity (12), the upper and lower ends of the reinforcing rib frames (21) are provided with connecting holes (22), a connecting rod (23) is provided between two adjacent reinforcing rib frames (21), and the two ends of the connecting rod (23) are threadedly connected to the connecting holes (22) at the ends of the adjacent reinforcing rib frames (21).

3. The solid wood and metal profile composite board according to claim 1, characterized in that: The solid wood board (3) comprises a solid wood profile body (31) embedded in the splicing cavity (13), a plurality of evenly distributed regulating sliding cavities (32) are provided in the middle of the solid wood profile body (31), the regulating sliding cavities (32) corresponding one to one with the regulating fasteners (4), and one end of the regulating fastener (4) extending into the interior of the regulating sliding cavity (32).

4. The solid wood and metal profile composite board according to claim 3, characterized in that: The regulating sliding cavity (32) is internally slidably engaged with two left and right positioning sliding blocks (33), the facing surfaces of the two positioning sliding blocks (33) are close to each other, and the back ends of the two positioning sliding blocks (33) pass through the regulating sliding cavity (32) through the solid wood profile body (31) and extend to the inside of the guide positioning card slot (14).

5. The solid wood and metal profile composite board according to claim 4, characterized in that: The outer surfaces of the opposite ends of the two positioning slide blocks (33) are smooth, and the inner wall of the guide positioning slot (14) is smooth. When the opposite ends of the two positioning slide blocks (33) move away from each other, they slowly approach the center side of the metal profile body (11) under the guidance of the guide positioning slot (14).

6. The solid wood and metal profile composite board according to claim 4, characterized in that: The two positioning slide blocks (33) are provided with positioning grooves (34) at the facing ends thereof, and a limiting groove (35) is provided on one side of the positioning slide block (33) near the positioning groove (34). The limiting groove (35) and the positioning groove (34) are connected to each other, and the height dimension of the limiting groove (35) is greater than the height dimension of the positioning groove (34); A positioning connection block (37) and a limiting clamping block (36) are slidably clamped inside the positioning sliding groove (34) and the limiting clamping groove (35), respectively, and the limiting clamping block (36) and the positioning connection block (37) are connected to each other.

7. The solid wood and metal profile composite board according to claim 4, characterized in that: The regulating fastener (4) comprises a reinforcing connecting shaft (41) movably mounted inside the regulating sliding cavity (32) and located between two positioning sliding blocks (33); an adjusting screw (42) is arranged on the side of the outer surface of the reinforcing connecting shaft (41) away from the center of the metal profile body (11); one end of the adjusting screw (42) passes through the regulating sliding cavity (32) and extends to the outside of the solid wood profile body (31) and is provided with a rotating slot (44); the other end of the adjusting screw (42) is rotatably connected to a rotating connecting clamping shaft (43); the other end of the rotating connecting clamping shaft (43) extends to the outside of the adjusting screw (42) and is fixedly connected to the reinforcing connecting shaft (41).

Citation Information

Patent Citations

  • Flame-retardant fireproof solid wood composite floor

    CN215054884U