CN214137612U

CN214137612U - Withstand voltage environment-friendly plywood

Info

Publication number: CN214137612U
Application number: CN202022941773.3U
Authority: CN
Inventors: 杨谋; 杨凡; 邹彩梅
Original assignee: Yunnan Xuanmao Wood Industry Co ltd
Current assignee: Yunnan Xuanmao Wood Industry Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-09-07
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a withstand voltage environment-friendly plywood, including the solid hardwood layer, the upper and lower surface position on solid hardwood layer bonds and has the cork layer, the upper and lower surface on cork layer all bonds and has high density fiberboard layer, the upper and lower surface position on high density fiberboard layer all bonds and has decorated the sheet layer, the left side position on solid hardwood layer is provided with the wedge, the right side position on solid hardwood layer is provided with the wedge groove. The utility model discloses a withstand voltage environment-friendly plywood, built-in high density fiberboard layer and anticorrosive coating for this plywood has intensity height concurrently and dampproofing anticorrosive performance, can splice polylith plywood more easily through wedge and wedge groove, and the structural integrity of this plywood can be improved on the glass fiber net check cloth layer.

Description

Withstand voltage environment-friendly plywood

Technical Field

The utility model relates to a plywood technical field, in particular to withstand voltage environment-friendly plywood.

Background

Plywood is a three-layer or multi-layer plate material made up by using wood segments and making them be rotary-cut into single board or sliced into thin wood and using adhesive to make them be glued together, and usually using odd number of layers of single board and making the fibre directions of adjacent layers of single board be mutually perpendicular. A group of veneers are typically assembled and glued perpendicular to each other in the direction of the adjacent layers of wood grain, and the skins and inner sheets are typically symmetrically disposed on either side of the center layer or core. The glued veneer is pressed into the wood grain board blank by the criss-cross matching of the glued veneer according to the wood grain direction under the condition of heating or not heating. The number of layers is generally odd, and a few are even. The difference of physical and mechanical properties in the longitudinal and transverse directions is small. The types of plywood commonly used are plywood, plywood and the like. The inside panel of present most plywood adopts the adhesive that contains formaldehyde more, consequently, has the harmfulness to the human body, and simultaneously, the resistance to compression and the bending resistance of plywood itself are outstanding inadequately, easily crack in the use, and simultaneously, the easy disintegrating slag that produces after cracking is not convenient for clear up. Therefore, a pressure-resistant environment-friendly plywood is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a withstand voltage environment-friendly plywood can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a withstand voltage environment-friendly plywood, includes the solid hardwood layer, the upper and lower surface position on solid hardwood layer bonds and has the cork layer, the upper and lower surface on cork layer all bonds and has high density fiberboard layer, the upper and lower surface position on high density fiberboard layer all bonds and has decorate the sheet layer, the left side position on solid hardwood layer is provided with the wedge, the right side position on solid hardwood layer is provided with the wedge groove.

Preferably, the upper and lower surfaces of the solid hardwood plate layer are both coated with polyethylene modified polyvinyl acetate adhesive (EVA) in a rolling manner, and the solid hardwood plate layer and the cork layer, the cork layer and the high-density fiberboard, and the high-density fiberboard layer and the glass fiber mesh cloth layer are bonded through the polyethylene modified polyvinyl acetate adhesive.

By adopting the technical scheme, the following technical effects can be achieved: the polyethylene modified polyvinyl acetate is used as the adhesive, does not contain harmful substances such as formaldehyde and the like, is beneficial to reducing the harm of the formaldehyde to human bodies, and is relatively friendly to the environment.

Preferably, the upper surface position of high density fiberboard layer bonds there is the glass fiber net check cloth layer, the quantity of glass fiber net check cloth layer has two to be the symmetric distribution with solid hardwood board layer as the center.

By adopting the technical scheme, the following technical effects can be achieved: the glass fiber gridding cloth can improve the integrity of the whole plywood and reduce the problem that the plywood is bent and cracked.

Preferably, the position between decoration sheet layer and the glass fiber net check cloth layer is provided with the anticorrosive coating, the anticorrosive coating comprises infiltration anticorrosive fabric, the quantity of anticorrosive coating has two to be the symmetric distribution with solid hardwood board layer as the center.

By adopting the technical scheme, the following technical effects can be achieved: the anticorrosive coating can absorb the inside moisture content of invasion plywood, prevents that the plywood from taking place after weing to milden and rot, influences the normal use of plywood.

Preferably, the cork layer is made of oak material.

By adopting the technical scheme, the following technical effects can be achieved: the oak material has good bending property, and can be used as a cork layer to improve the toughness of the plywood so that the plywood can bear larger bending force.

Preferably, the wedge is designed and manufactured with solid hardwood board layer as an organic whole, the quantity of wedge has two to be the distribution of paralleling form in the left side wall position of solid hardwood board layer, the cross-section of wedge is half oval-shaped, the quantity of wedge groove is unanimous with the wedge, and be the distribution of paralleling form in the right side wall position of solid hardwood board layer, the cross-section of wedge groove is unanimous with the wedge.

By adopting the technical scheme, the following technical effects can be achieved: the wedge and the wedge groove can be mutually buckled, thereby being beneficial to accurately splicing the plywood and being convenient for better splicing the plywood during decoration operation.

Compared with the prior art, the utility model discloses following beneficial effect has: this withstand voltage environment-friendly plywood through setting up solid hardwood layer and high density fiberboard layer, when this plywood runs into the external strength extrusion, the high density fiberboard layer that is located both sides about the solid hardwood layer can play the effect that improves this plywood structural strength, simultaneously, with solid hardwood layer mutual collocation, can further improve the compressive property of this plywood. Through being provided with the cork layer, can improve the toughness of this plywood, improve the crookedness that can bear of this plywood. Through being provided with wedge and wedge groove, when this plywood of concatenation, can be with being located the wedge groove on the left wedge on solid hardwood layer and another plywood right side and align to with the wedge insert in the wedge groove can, be favorable to assembling polylith plywood better, the constructor of being convenient for carries out the fitment operation. Through being provided with the anticorrosive coating, meet ponding at this plywood, perhaps when being in humid environment, the anticorrosive coating can prevent that inside other panels from taking place to milden and rot because of weing with the moisture content separation at plywood top, is favorable to prolonging the life of this plywood. Through being provided with the glass fiber net check cloth layer, when this plywood takes place cracked, the glass fiber net check cloth can make this plywood not produce too much piece or dregs of wood, helps improving the wholeness of this plywood, strengthens the transverse structure intensity of this plywood simultaneously.

Drawings

FIG. 1 is a schematic view of the overall structure of a pressure-resistant environment-friendly plywood of the present invention;

FIG. 2 is a front view of the pressure-resistant environment-friendly plywood of the present invention;

fig. 3 is a main sectional view of the pressure-resistant environment-friendly plywood of the present invention.

In the figure: 1. a solid hardwood layer; 2. a cork layer; 3. a high-density fiberboard layer; 4. decorating the plate layer; 5. a wedge; 6. a wedge groove; 7. a fiberglass mesh fabric layer; 8. and (4) an anticorrosive layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a pressure-resistant environment-friendly plywood comprises a solid hardwood layer 1, wherein cork layers 2 are bonded to the upper and lower surfaces of the solid hardwood layer 1, high-density fiberboard layers 3 are bonded to the upper and lower surfaces of the cork layers 2, decorative board layers 4 are bonded to the upper and lower surfaces of the high-density fiberboard layers 3, a wedge 5 is arranged at the left side of the solid hardwood layer 1, and a wedge groove 6 is arranged at the right side of the solid hardwood layer 1.

Including solid hardwood layer 1, the upper and lower surface position of solid hardwood layer 1 bonds and has cork layer 2, and the upper and lower surface of cork layer 2 all bonds and has high density fiberboard layer 3, and the upper and lower surface position of high density fiberboard layer 3 all bonds and decorates sheet layer 4, and the left side position of solid hardwood layer 1 is provided with wedge 5, and the right side position of solid hardwood layer 1 is provided with wedge groove 6.

The upper surface position of high density fiberboard layer 3 bonds there is glass fiber net check cloth layer 7, and there are two layers in the quantity of glass fiber net check cloth layer 7 to be symmetrical distribution with solid hardwood board layer 1 as the center.

The position between decorative board layer 4 and glass fiber net check cloth layer 7 is provided with anticorrosive coating 8, and anticorrosive coating 8 is by permeating anticorrosive fabric and constitute, and anticorrosive coating 8's quantity has two to be the symmetric distribution with solid hardwood board layer 1 as the center.

The cork layer 2 is made of oak material.

The wedge 5 and the solid hardwood board layer 1 are designed and manufactured integrally, the number of the wedges 5 is two, the wedges 5 are distributed on the left side wall of the solid hardwood board layer 1 in a parallel mode, the cross section of each wedge 5 is semi-elliptical, the number of the wedge grooves 6 is identical to that of the wedges 5, the wedges 5 are distributed on the right side wall of the solid hardwood board layer 1 in a parallel mode, and the cross section of each wedge groove 6 is identical to that of each wedge 5.

It should be noted that, the utility model relates to a pressure-resistant environment-friendly plywood, when using, the user firstly tears off the commodity protection film wrapped up outside the plywood, then aligns the wedge 5 of one plywood with the wedge groove 6 of the other plywood, and through the cooperation of the wedge 5 and the wedge groove 6, the two plywood are tightly matched; the polyethylene modified polyvinyl acetate adhesive in the plywood is safe to a human body after being used and friendly to the environment due to the fact that the polyethylene modified polyvinyl acetate adhesive does not contain formaldehyde, and is beneficial to reducing the harm of the formaldehyde to the human body; the toughness of the plywood can be improved by the built-in oak-made cork layer 2, the borne flexibility of the plywood can be increased, in addition, the structural strength of the plywood can be improved by the high-density fiberboard layer 3, the high-density fiberboard layer is matched with the solid hardwood layer 1, the compression resistance of the plywood can be improved, and the integrity of the plywood can be improved by the glass fiber gridding cloth layer 7, so that fine fragments or wood residues are not easy to form after the plywood is cracked; anticorrosive coating 8 can be when this plywood is in moist wet have the water environment, and the moisture content separation that will mostly invade this plywood inside is outside, prevents that inside panel from taking place to mould because of weing, prolongs the life of this plywood.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a withstand voltage environment-friendly plywood, includes solid hardwood layer (1), its characterized in that: the solid hardwood layer (1) upper and lower surface position bonds and has cork layer (2), the upper and lower surface of cork layer (2) all bonds and has high density fiberboard layer (3), the upper and lower surface position of high density fiberboard layer (3) all bonds and has decorates sheet layer (4), the left side position of solid hardwood layer (1) is provided with wedge (5), the right side position of solid hardwood layer (1) is provided with wedge groove (6).

2. The pressure-resistant environment-friendly plywood as claimed in claim 1, wherein: the upper and lower surfaces of the solid hardwood plate layer (1) are all coated with polyethylene modified polyvinyl acetate adhesive (EVA) in a rolling way, and the solid hardwood plate layer (1) and the cork layer (2) are all bonded through the polyethylene modified polyvinyl acetate adhesive between the cork layer (2) and the high-density fiberboard, between the high-density fiberboard layer (3) and the glass fiber grid cloth layer (7).

3. The pressure-resistant environment-friendly plywood as claimed in claim 1, wherein: the upper surface position of high density fiberboard layer (3) bonds and has glass fiber net check cloth layer (7), the quantity of glass fiber net check cloth layer (7) has two-layerly to be symmetric distribution for the center with solid hardwood board layer (1).

4. The pressure-resistant environment-friendly plywood as claimed in claim 3, wherein: decorate the position between sheet layer (4) and glass fiber net check cloth layer (7) and be provided with anticorrosive coating (8), anticorrosive coating (8) comprise infiltration anticorrosive fabric, the quantity of anticorrosive coating (8) has two to be the symmetric distribution as the center with solid hardwood board layer (1).

5. The pressure-resistant environment-friendly plywood as claimed in claim 1, wherein: the cork layer (2) is made of oak materials.

6. The pressure-resistant environment-friendly plywood as claimed in claim 1, wherein: wedge (5) and solid hardwood board layer (1) are that the integral type is designed and manufactured, the quantity of wedge (5) has two to be the left side wall position of parallel distribution in solid hardwood board layer (1), the cross section of wedge (5) is half oval-shaped, the quantity and the wedge (5) of wedge groove (6) are unanimous, and be the right side wall position of parallel distribution in solid hardwood board layer (1), the cross section and the wedge (5) of wedge groove (6) are unanimous.