CN200940333Y

CN200940333Y - Solid wood composite floorings

Info

Publication number: CN200940333Y
Application number: CN 200620201109
Authority: CN
Inventors: 张恩玖; 方向正
Original assignee: ZHEJIANG JIUSHENG WOOD CO Ltd
Current assignee: Jiusheng Floor Co., Ltd.
Priority date: 2006-12-26
Filing date: 2006-12-26
Publication date: 2007-08-29
Anticipated expiration: 2016-12-26

Abstract

The utility model discloses a wood composite floor plate with strong strength which is a wood composite floor plate with particular vertical high strength and strong anti-deformation capacity. The utility model is composed by five layers of wood plates which are a core layer 1, two balance layers 2, a surface layer 3 and a bottom layer 4, the five layers structure of the floor plate have a vertical and horizontal cross arrangement according to the trend of the wood fiber, in the five layers, the core layer 1 is composed by a plurality of whole or spliced rectangular wood strips with same thickness which are arranged vertically and the rest are single plates, the vertical arrangement of the whole or spliced rectangular wood strips with same thickness of the core layer 1 can eliminate the inner stress effectively, prevent deformation and effectively ensure the static bending strength and the elastic modulus in length direction, and the comb teeth structure 5 of the core layer 1 effectively absorbs the horizontal expansion of the wood composite floor plate thus to increase the stability of the floor plate.

Description

A kind of solid wooden compound floor

Technical field

The utility model relates to the structure of the strong solid wooden compound floor of a kind of anti-deformation ability, belongs to the solid wooden compound floor technical field.

Background technology

At present, wooden floor gets close to nature owing to its environmental protection, obtained users' approval, but under the situation of china natural resources scarcity, the scarcity of especially rare timber, its sandwich layer of solid wooden compound floor must make the rise of solid wooden compound floor, because can adopt common natural timber.Solid wooden compound floor of the prior art can be divided into three-layer wood composite flooring and multi-layer solid wood composite floor, three-layer wood composite flooring is to be formed by three-layer real-wood veneer crosswise lamination, promptly move towards according to lumber fibre, top layer and bottom take monolithic vertically to arrange, sandwich layer is taked transversely arranged, and promptly the top layer is a high-quality broadleaf specification lath edge jigsaw; Sandwich layer is made up of common soft assorted specification wood-block bar; Bottom is a rotary cut venner, and each layer structure pressed with glue-line and formed.Because its sandwich layer is that polylith is transversely arranged, so the transverse strength on floor is guaranteed, but because vertical structure has only top layer and the two-layer veneer of bottom, and its longitudinal strength is not enough, do not have under the floor under the situation of large tracts of land supporter, and is stressed easily and rupture.Multi-layer solid wood composite floor is to be base material with the multi-plywood, and the hardwood thin slice of applying ointment or plaster thereon edge jigsaw or veneer are panel, and lamination forms, and promptly every layer is whole veneer, and processing loss is big, and glue consumption is big, the content of formaldehyde height.

Summary of the invention

The purpose of this utility model is: provide a kind of based on three-layer wood composite flooring, and the longitudinal strength and the transverse strength that are different from existing MULTILAYER COMPOSITE wooden floor are all high, longitudinal strength height especially, and the anti-deformation ability is strong, and the working (machining) efficiency height makes full use of the solid wooden compound floor of resource.

The utility model be achieved in that it by sandwich layer 1, two balance layers 2, top layer 3 and bottoms 4 totally five layers of lumber layer form, key is that sandwich layer 1 is arranged between two balance layers 2, on the surface of two balance layers 2, be connected with top layer 3 and bottom 4 respectively, the fiber orientation of every layer of timber is by cross arrangement in length and breadth, the length L direction on its lumber fibre trend and floor is consistent to be vertical, its lumber fibre trend is vertical with the length L direction on floor be laterally, and the lumber fibre of its sandwich layer 1 to move towards length L direction with the floor consistent be vertical arrangement.

Sandwich layer 1 is put in order long for many or spreading is vertically arranged amalgamation composition structure with thick rectangle batten.

The mosaic of many rectangle battens of sandwich layer 1 is that the intersection of broach shape structure 5 engages the composition structure.

The rectangle batten number of sandwich layer 1 is 2～7.

Sandwich layer 1 is the timber of fast growing tree, and balance layer 2 is the timber of rotary cut venner, and bottom 4 is rotary cut venner or veneer timber, and top layer 3 is the veneer timber that rare wood is planted trees.

Owing to adopted above technical scheme, the always total five-layer structure of the utility model, its center core layer 1, top layer 3 and bottom 4, particularly vertical arrangement of sandwich layer 1, make the longitudinal strength of solid wooden compound floor obtain large increase than prior art, can not produce phenomenon of rupture easily, and tongue and groove is more neat when many rectangle battens are transversely arranged in the prior art; And balance layer 2 is transversely arranged, make the transverse strength of solid wooden compound floor be guaranteed simultaneously again, the surface stress and the internal stress of wooden floor have been alleviated, solved the phenomenon that wooden floor easily cracks, the internal stress of wood flooring has been offset in crisscross arrangement, has changed the unidirectional same sex characteristic of timber.The veneer that top layer 3 of the present utility model in addition adopts rare wood to plant utilizes rare resources again to greatest extent when satisfying consumer wants; Balance layer 2 and bottom 4 can be used rotary cut venner, and its source is wide, cost of production is low, efficient is high; Sandwich layer 1 is to adopt fast growing wood, same source is wide, cost of production is low, the efficient height, take many whole length or spreading vertically to arrange in addition with thick rectangle batten, make that the tongue and groove edge is more smooth, also effectively interrupt the pipeline of wood internal stress, wood internal stress is removed thoroughly, the anti-deformation ability is strong, and effectively guarantee the MOR and the modulus of elasticity of floor length direction, also made full use of timber with small diameter, the broach shape structure 5 that take the mosaic of the rectangle batten of sandwich layer 1 forms certain space during amalgamation, thereby but the expansion of absorbent core layer 1 on the width of floor can improve the stable of floor better

The property.Overall structure of the present utility model meets the basic theories and the mechanics principle of wood-based plate, and its physical and mechanical property is superior, and the core-board technology and the wooden floor technology of maturation is combined togather.

Description of drawings

Accompanying drawing 1 is a perspective view of the present utility model.

The specific embodiment:

Embodiment of the present utility model: the utility model is taked sandwich layer 1, two-layer balance layer 2, top layer 3 and bottom 4 be five-layer structure altogether, and between the two-layer balance layer 2 sandwich layer 1 is set, both sides are provided with top layer 3 and bottom 4 respectively, take the common process means, particularly core-board technology and the wooden floor technology with maturation combines, and the five-layer structure on floor moves towards cross arrangement in length and breadth according to lumber fibre, its trend of vertically representing fiber is consistent with the long limit L direction of solid wooden compound floor, the long limit short side direction of the trend of transversely arranged expression fiber and solid wooden compound floor is consistent, promptly vertical with the L direction, its center core layer 1 adopts 2～7 whole length or spreading vertically to arrange with thick rectangle batten, be the best when adopting 3～5, and a side of rectangle batten is processed into the plane, opposite side then is processed into broach shape structure 5, be the amalgamation combination of a plane and a broach shape structure 5 when making amalgamation, a rectangle batten that has in the rectangle batten of tongue and groove is not provided with broach shape structure 5.Sandwich layer 1 material adopts fast growing wood, pine, the poplars etc. of adopting more, its source is wide, cost of production is low, efficient is high, take many whole length or spreading vertically to arrange in addition with thick rectangle batten, wood internal stress is removed thoroughly, the anti-deformation ability is strong, effectively guarantee the MOR and the modulus of elasticity of floor length direction, and made full use of timber with small diameter, and the broach shape structure of one side, produce certain space when making the amalgamation of rectangle batten, thereby but the expansion of absorbent core layer 1 on the width of floor can better improve floor stability; Balance layer 2 adopts rotary cut venner, adopts pine, poplar etc., and bottom 4 adopts rotary cut venner or veneer, and as pine, birch, poplar etc., same source is wide, cost of production is low, efficient is high; Top layer 3 adopts rare wood to plant veneer, such as toothed oak wood, beech, birch, Manchurian ash etc., utilizes rare resources again to greatest extent when satisfying consumer wants.

Form by the gummed lamination between each layer.

Claims

1. solid wooden compound floor, it is by sandwich layer (1), two balance layers (2), top layer (3) and bottom (4) totally five layers of lumber layer are formed, it is characterized in that: sandwich layer (1) is arranged between two balance layers (2), on the surface of two balance layers (2), be connected with top layer (3) and bottom (4) respectively, the fiber orientation of every layer of timber is by cross arrangement in length and breadth, length (L) direction on its lumber fibre trend and floor is consistent to be vertical, its lumber fibre trend is vertical with length (L) direction on floor be laterally, and the lumber fibre of its sandwich layer (1) to move towards length (L) direction with the floor consistent be vertical arrangement.

2. solid wooden compound floor according to claim 1 is characterized in that: sandwich layer (1) is put in order long for many or spreading is vertically arranged amalgamation composition structure with thick rectangle batten.

3. solid wooden compound floor according to claim 1 and 2 is characterized in that: the mosaic of many rectangle battens of sandwich layer (1) is that the intersection of broach shape structure (5) engages the composition structure.

4. solid wooden compound floor according to claim 2 is characterized in that: the rectangle batten number of sandwich layer (1) is 2～7.

5. solid wooden compound floor according to claim 1, it is characterized in that: sandwich layer (1) is the timber of fast growing tree, balance layer (2) is the timber of rotary cut venner, and bottom (4) is rotary cut venner or veneer timber, and top layer (3) are the veneer timber that rare wood is planted trees.