JP3228291U - Non-adhesive CLT bamboo compacted wood composite board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compacted wood composite board of non-adhesive CLT bamboo capable of remarkably reducing the degree of expansion and contraction of a bamboo board under sunlight irradiation or flooding. SOLUTION: A compacted wood composite board of non-adhesive CLT bamboo is a bamboo layer sandwiched between several adhesive layers 1 having some first fiber strips 3 and two adjacent adhesive layers. It is composed of bamboo strips arranged side by side for each bamboo layer including 2 and the bamboo strips of two adjacent bamboo layers are alternately arranged. According to the present invention, by providing a flame-retardant layer and a bamboo layer perpendicular to the longitudinal direction, the degree of expansion and contraction of the bamboo plate material under sunlight irradiation or flooding can be significantly reduced. it can. [Selection diagram] Fig. 3

Description

The present invention belongs to the field of wood processing technology, and is particularly related to a compacted wood composite board of non-adhesive CLT bamboo.

Bamboo boards have the advantages of high toughness and high strength, and also have excellent decorative effects, which are preferred by many consumers, but conventional bamboo boards are actually Compared to wooden boards, it expands and contracts more easily due to the influence of the outside world, and is inferior in flame retardancy.

In order to solve the above technical problem, the specific technical solution means of the present invention is as follows.

The present invention provides a compacted wood composite board of non-adhesive CLT bamboo, and the compacted wood composite board of the non-adhesive CLT bamboo is adjacent to some adhesive layers having some first fiber strips. It is composed of bamboo strips arranged side by side for each bamboo layer, including a bamboo layer sandwiched between two adhesive layers, and bamboo strips of two adjacent bamboo layers are alternately arranged.

Preferably, some first fiber strips are woven in a mesh and each first fiber strip is perpendicular to the bamboo strip of its adjacent bamboo layer.

Preferably, the consolidated wood composite board further comprises a second fiber strip, the second fiber strip being located on the contact surface of two adjacent bamboo strips in the same bamboo layer and of the second fiber strip. The thickness of the adhesive layer is thicker than the thickness of the adhesive layer of the first fiber strip.

The present invention further provides an adhesive film, the adhesive film comprising a resin film and a second fiber strip within the resin film, some second fiber strips comprising two parallel boundary strips. Woven with an intermediate strip placed vertically between several two boundary strips.

The present invention further provides an adhesive film, the adhesive film comprising a resin film and a first fiber strip within the resin film, some of which are woven in a mesh and each first. The fiber strip of is perpendicular to the bamboo strip of its adjacent bamboo layer.

The present invention further provides a sound deadening board manufactured of a non-adhesive CLT bamboo compacted wood composite board, and the sound deadening board is a non-adhesive CLT bamboo compacted wood composite board and a non-adhesive CLT bamboo compacted wood composite board. A cavity is provided inside the sound deadening layer, including a sound deadening layer arranged on the upper surface or the lower surface of the plate material, and a concave groove having a serrated cross section is provided on the inner bottom surface of the cavity.

Preferably, the muffling plate further comprises a connecting material for connecting the composite plate material and the muffling layer, and the connecting material includes a U-shaped connecting piece having a "U" cross section and an end of the U-shaped connecting piece. A through groove having a "T" -shaped cross section is installed on the side wall of the bamboo layer and the sound deadening layer, including two connecting pieces erected in the portion.

The beneficial effect of the present invention is that the present invention provides an adhesive layer and a bamboo layer to limit the intersection of the bamboo strips of the two adjacent bamboo layers, so that the bamboo strips can be exposed to sunlight or flooded. This is to be able to significantly reduce the degree of expansion and contraction of bamboo plates.

It is a structural schematic diagram of the consolidation wood composite board material of the non-adhesive CLT bamboo in an Example. It is a structural schematic diagram of the consolidation wood composite board material of the non-adhesive CLT bamboo in an Example. It is a structural schematic diagram of the consolidation wood composite board material of the non-adhesive CLT bamboo in an Example. It is a structural schematic diagram of the consolidation wood composite board material of the non-adhesive CLT bamboo in an Example. It is a structural schematic diagram of the adhesive film in an Example. It is a structural schematic diagram of the adhesive film in an Example. It is sectional drawing of the consolidated wood composite board material of the non-adhesive CLT bamboo in an Example. It is sectional drawing of the consolidated wood composite board material of the non-adhesive CLT bamboo in an Example. It is an exploded view of the compaction wood composite board material of the non-adhesive CLT bamboo in an Example. It is a structural schematic diagram of the connecting material in an Example. It is an actual drawing of a consolidation composite board material.

Hereinafter, the present invention will be described in more detail based on the drawings and the following examples.

The present embodiment provides a compacted wood composite board of non-adhesive CLT bamboo, and as shown in FIG. 1, the compacted wood composite board of the non-adhesive CLT bamboo has several first fiber strips 3. It is composed of bamboo strips arranged side by side for each bamboo layer 2, including several adhesive layers 1 and a bamboo layer 2 sandwiched between two adjacent adhesive layers 1, and two adjacent layers of bamboo. The bamboo strips of the layers 2 are arranged alternately, some first fiber strips 3 are woven in a mesh, and each first fiber strip 3 is perpendicular to the bamboo strip of the adjacent bamboo layer.

Among them, the thickness of the composite plate material is 2 cm or more, rotten bamboo is used as the bamboo strip of the bamboo layer, the bamboo strip is compacted after the treatment, the compression ratio is 0.7-0.8, and the PVB resin is used as the adhesive layer. The film is melted, impregnated into the first fiber strip, and further compacted into the PVB film, and the method of crimping the plate material is as shown in FIG. 2, in which the first layer of bamboo strip is aligned and the first layer is shown in BD. The portion of the PVB film having the fiber strip is folded above the bamboo strip, at which time the second layer bamboo strip is placed vertically above the BD, and the PVB film shown at C and its symmetrical position is above the upper bamboo strip. It may be folded into a high-frequency compaction at this time, or polished after compaction to obtain a composite plate material, and a fiber rope may be used for the first fiber strip, and the thickness of the bamboo strip of the bamboo layer in this embodiment is It is 0.5-2 cm, and in this embodiment, since the bamboo strips of the adjacent two layers of bamboo layer 2 are vertical in the longitudinal direction, the upper bamboo layer of the plate material is under sunlight irradiation or flooding. However, since the expansion and contraction are constrained by the adjacent bamboo layer, the decayed bamboo can be reused as a raw material without major deformation, and the first fiber strip is provided. As a result, the strength of the composite plate material is improved, and even if the bamboo layer is broken by an external force during use, the first fiber strip can connect the broken bamboo layer.

The present embodiment provides a compacted wood composite board of non-adhesive CLT bamboo, and as shown in FIG. 4, based on the first embodiment, the compacted wood composite board further includes a second fiber strip 4, and the first The fiber strip 4 of 2 is located on the contact surface of two adjacent bamboo strips in the same bamboo layer 2, and the thickness of the adhesive layer of the second fiber strip 4 is the thickness of the adhesive layer of the first fiber strip. Thicker than the thickness. Here, a hemp rope can be used for the second fiber strip, and in the method of crimping the plate material of the present embodiment, the hemp rope is placed in the gap between the bamboo plates of the bottom layer before crimping, and the first method in the above embodiment A PVB film containing a fiber strip may be placed, and one bamboo layer made of a bamboo board may be layered on top of the PVB film to perform crimping. In the crimping method of the plate material of the present embodiment, the hemp rope is used as the first fiber. It is also possible to immerse it in a PVB film melted together with a strip and use it as it is after molding, but this embodiment is not particularly limited, and any crimping method for obtaining the structure of this embodiment is included in the protection range of the present application. In this embodiment, by providing the second fiber strip, more PVB film melted by the second fiber strip is adsorbed during pressing, and the contact area of the adjacent two bamboo layers with the bamboo board is increased. , Connect two adjacent bamboo layers more closely.

The present embodiment provides an adhesive film for producing a compacted wood composite board of non-adhesive CLT bamboo, and as shown in FIG. 5, the adhesive film is a resin film 30 and a second in the resin film 30. A few second fiber strips 4, including a fiber strip 4, are woven into two parallel boundary strips and an intermediate strip arranged vertically between some two boundary strips, where. The resin film is a PVB resin film, a hemp rope can be used for the second fiber strip, and the distance between two adjacent intermediate strips is equal to the width of the bamboo board, so that the adhesive film can be used. When used, the width of the bamboo board must be guaranteed to be the same, and the adhesive film of this embodiment is provided with a second fiber strip, so that the operator manually places it when manufacturing the composite board material. It can be placed directly on the bamboo board of the bamboo layer without scraping, which can save labor.

The present embodiment provides an adhesive film for producing a compacted wood composite board of non-adhesive CLT bamboo, and as shown in FIG. 6, the adhesive film includes the resin film 30 and the first in the resin film 30. A few first fiber strips 3 are woven in a mesh, including a fiber strip 3, and each first fiber strip 3 is perpendicular to the bamboo strip of its adjacent bamboo layer, where the first. Nylon rope can be used as the fiber strip, and in this embodiment, by arranging the first fiber strip in the adhesive film, the bamboo strip is prevented from being scattered during compaction, and the composite plate material produced is prepared. The strength can be increased.

The present embodiment provides a sound deadening board manufactured of a non-adhesive CLT bamboo compacted wood composite board, and as shown in FIG. 7, the sound deadening board is non-adhesive to the non-adhesive CLT bamboo compacted wood composite board. A cavity 6 is provided inside the sound deadening layer 5, including a sound deadening layer 5 arranged on the upper surface or the lower surface of a compacted wood composite board of CLT bamboo, and a concave groove having a serrated cross section is formed on the inner bottom surface of the cavity 6. Is provided, which is different from the first embodiment.

The sound deadening layer in the present embodiment may be directly connected to the adhesive layer by the adhesive action of the adhesive layer, or may be connected by other means, but both are within the protection range of the present invention, and the present embodiment By providing a sound deadening layer having a cavity and a serrated groove, the plate material has a sound insulating effect.

The present embodiment provides a sound deadening board manufactured of a compacted wood composite board material of non-adhesive CLT bamboo, and as shown in FIGS. 8 and 9, the sound deadening board is for connecting the composite board material and the sound deadening layer 5. The connecting material 8 is further included, and as shown in FIG. 10, the connecting material 8 is erected on a U-shaped connecting piece 81 having a “U” -shaped cross section and at the end of the U-shaped connecting piece 81. A through groove 9 having a "T" -shaped cross section is installed on the side wall of the bamboo layer 2 and the sound deadening layer 5, including the two connecting pieces 82.

In this embodiment, the bamboo layer and the muffling layer can be movably connected by providing a connecting material, and the bamboo layer and the muffling layer can be moved and removed, and can be replaced when the bamboo layer and the muffling layer deteriorate. Is.

The present invention is not limited to the best embodiment described above, and as long as the present invention is suggested, anyone can derive various other forms of the product, but any change in its shape or structure may be made. In addition, having the same or similar technical solutions as in the present application is within the scope of protection of the present invention.

Claims (7)

A non-adhesive CLT bamboo compacted wood composite board, the non-adhesive CLT bamboo compacted wood composite board comprises several adhesive layers (1) having some first fiber strips (3). It is composed of bamboo strips arranged side by side for each of the bamboo layers (2), including a bamboo layer (2) sandwiched between two adjacent adhesive layers (1), and the two adjacent layers of the bamboo. A compacted wood composite board of non-adhesive CLT bamboo, characterized in that the bamboo strips of the layer (2) are arranged alternately. A claim, wherein some of the first fiber strips (3) are woven in a mesh and each of the first fiber strips (3) is perpendicular to the bamboo strips of its adjacent bamboo layers. The compacted wood composite board of non-adhesive CLT bamboo according to 1. The compacted wood composite board further includes a second fiber strip (4), the second fiber strip (4) on the contact surface of two adjacent bamboo strips in the same bamboo layer (2). The non-adhesive CLT according to claim 1, wherein the thickness of the adhesive layer of the second fiber strip (4) is thicker than the thickness of the adhesive layer of the first fiber strip. Bamboo compacted wood composite board. An adhesive film for producing a compacted wood composite board of non-adhesive CLT bamboo, wherein the adhesive film includes a resin film (30) and a second fiber strip (4) in the resin film (30). The second fiber strip (4) is woven into two parallel boundary strips and an intermediate strip arranged vertically between some of the two boundary strips. An adhesive film for producing a compacted wood composite board of non-adhesive CLT bamboo. An adhesive film for producing a compacted wood composite board of non-adhesive CLT bamboo, wherein the adhesive film includes a resin film (30) and a first fiber strip (3) in the resin film (30). The first fiber strips (3) are woven in a mesh, and each of the first fiber strips (3) is perpendicular to the bamboo strip of the adjacent bamboo layer. Adhesive-free CLT An adhesive film for producing a compacted wood composite board of bamboo. A sound deadening board manufactured of a non-adhesive CLT bamboo compacted wood composite board, wherein the sound deadening board is made of the non-adhesive CLT bamboo compacted wood composite board and the non-adhesive CLT bamboo compacted wood composite board. A cavity (6) is provided inside the sound deadening layer (5), including a sound deadening layer (5) arranged on the upper surface or the lower surface, and a concave portion having a serrated cross section is provided on the inner bottom surface of the cavity (6). A sound deadening board manufactured of a compacted wood composite board of non-adhesive CLT bamboo according to any one of claims 1-3, wherein a groove (7) is provided. The sound deadening plate further includes a connecting material (8) for connecting the composite plate material and the sound deadening layer (5), and the connecting material (8) is a U-shaped connection having a "U" cross section. A side wall of the bamboo layer (2) and the sound deadening layer (5), including a piece (81) and two connection pieces (82) erected at the end of the U-shaped connection piece (81). The sound deadening plate according to claim 6, wherein through grooves (9) having a "T" -shaped cross section are provided in the sound deadening plate.

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