JPH0825317A - Corner part joining structure of woody material - Google Patents

Abstract

PURPOSE:To surely join in fine appearance by a method wherein no butt end is exposed and consequently water absorption and moisture absorption are made to be hard to develop and deformation and crack are made to be hard to occur and, in addition, no slippage is made to occur at the joint even at closing joint. CONSTITUTION:At the butt joining of the butt ends at the ends of a pair of woody materials 1 and 2 arranged normal to each other at their corners, on the outside corner side, an inclined plane butting part 5, in which inclined planes inclined at the predetermined angles to the longitudinal directions of the woody materials 1 and 2 are abutted against each other, is made. On the part ranging from the inclined plane butting part 5 to the inside corner, a normal plane butting part 6, in which planes parallel and normal to the longitudinal directions of the woody materials 1 and 2 are abutted against each other, is made. Joining between the inclined plane butting part 5 and the normal plane butting part 6 is performed through a spline 3 and adhesive.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for connecting a wood material such as a wood water around member used in a bathroom, a washroom or the like at a corner portion.

[0002]

2. Description of the Related Art Conventionally, when arranging and joining wood materials 1 and 2 such as a wood sprinkling member at right angles, FIG. 16 and FIG.
As shown in Fig. 1, the ends of the wood materials 1 and 2 are butted against each other, and are joined by using the Yaito fruit 3 to join them.
8, butts the ends together as shown in FIG.
For example, they are joined by a tenon joint that fits a and the male seed 4b. Further, as shown in FIGS. 20 and 21, slopes inclined at an angle of 45 ° with respect to the longitudinal direction of the wood members 1 and 2 are provided at the ends of the wood members 1 and 2, and the slopes are abutted to each other to form a sliver. It is used and joined with a real joint.

Further, as a prior art of this kind, Japanese Patent Laid-Open No. 63-
Some of them are disclosed in Japanese Patent No. 272315, Japanese Utility Model Laid-Open No. 6-13674, etc., but they have basically the same structure as the above-mentioned conventional example.

[0004]

By the way, as shown in FIG.
In the conventional example shown in FIG. 19, a pair of wood materials 1 and 2 are used.
One of the wood materials 1 has a wood end a exposed at the outer surface,
Water and moisture are easily absorbed from there, and there is a problem that the member is deformed or cracked. Also in FIG.
In the conventional example shown in FIG. 21, although the wood mouth is not exposed, there is a problem in that when the members are pressure-bonded with an adhesive and bonded, if the pressure is sufficiently pressed, the bonded portion is displaced.

The present invention has been made in view of the above problems, and an object of the present invention is that the mouth is not exposed, water and moisture are not easily absorbed, and deformation and cracking are less likely to occur. It is an object of the present invention to provide a corner joining structure of a wood material that is excellent, and that does not cause a deviation in the joining portion even if it is joined by being sufficiently pressed and has a good appearance and can be joined reliably.

[0006]

In order to achieve the above-mentioned object, the corner joining structure of the wood material of the present invention has a structure in which a pair of wood materials 1 and 2 arranged at a right angle are joined at their corners by abutting each other. In this case, on the projecting corner side, the slope abutting part 5 is formed by abutting the slopes that are inclined at a predetermined angle with respect to the longitudinal direction of the wooden material, and the slope abutting part 5 is formed.
From the to the corners, a right-angled surface abutting portion 6 is formed by abutting the surfaces parallel to the longitudinal direction of the wooden materials 1 and 2 and the surfaces orthogonal to the longitudinal direction, and the sloped surface abutting portion 5 and the right-angled surface abutting portion 6 are provided between them. It is characterized in that it is formed by joining with Yaito fruit 3 and an adhesive.

Further, it is also preferable that the wood material 1 and 2 are provided with the shavings 3 on both the upper surface side and the lower surface side.

[0008]

According to the above construction, the slanted face abutting portion 5 and the right angle face abutting portion 6 are abutted and joined to each other, so that the abutments can be abutted and joined so as not to be exposed. As a result, it does not absorb water or moisture,
The durability can be improved without the 2 being deformed or cracked. Further, since the right-angled surface abutting portion 6 is provided, even if the members are pressed and joined sufficiently, no misalignment occurs, and a good appearance and reliable joining can be achieved.

[0009]

EXAMPLE 1 Woody materials 1 and 2 such as woody water around members are used as counter materials. The wood materials 1 and 2 are formed by wrapping a synthetic wood inner layer material 11 with a surface material 7 as shown in FIG. The synthetic wood of the inner layer material 11 is specifically a phenol foam. The surface material 7 is formed by laminating a single plate 9 such as a cypress on the surface of the plywood 8, and V-cut grooves are formed at appropriate places on the back surface so as to be along the inner layer material 11 and an adhesive such as urethane adhesive is applied. It is integrated by being bonded through and pressing. The veneer 9 of the surface material 7 is specifically a cypress and has a thickness of 1 mm, and the plywood 8 is specifically 5.5 mm. Further, since the wooden materials 1 and 2 are used as a counter material or the like, the leg portions 10 are provided on the lower surface sides on both sides. The pair of wood materials 1 and 2 are arranged so as to be orthogonal to each other, and the end faces of the wood mouths are butted against each other as shown in FIGS. 1 and 2. At this time, the wood material 1,
The inclined surface abutting portion 5 is formed by abutting inclined surfaces inclined at an angle of 45 ° with respect to the longitudinal direction. Further, between the slanted surface abutting portion 5 and the corner portion of the corner portion, a right-angled surface abutting portion 6 is formed by abutting L-shaped surfaces of the wooden materials 1 and 2 parallel to the longitudinal direction and the surfaces orthogonal to the longitudinal direction.
There is. The slanted surface abutting portion 5 and the right-angled surface abutting portion 6 are joined together by interposing a joint 3 and an adhesive such as a urethane-based adhesive. The actual fruit 3 is interposed at a position on the upper surface side of the inner layer material 11. Yaito fruit 3 is specifically plywood. By joining in this way, the wood mouths of the wood materials 1 and 2 are not exposed to the outside, and they can be joined with sufficient adhesive strength by being pressed with a sufficient force.

Embodiment 2 This embodiment is the same as Embodiment 1 except for the way of interposing the actual case 3. In the case of this embodiment, as shown in FIG. 4 to FIG. 6, the cutting blade 3 is composed of an upper cutting blade 3a and a lower cutting blade 3b. The upper portion 3a is a portion on the upper surface side of the inner layer material 11 and has a sloped surface abutting portion 5 and a right angle surface abutting portion 6.
The inner part of the inner layer material 11 is
It is provided only at a position near the slope abutting portion 5 (a portion where the leg portion 10 is present) on the lower surface side of the. In this way, the joining strength is improved by interposing and joining the upper and lower studs 3a and 3b.

Example 3 This example is the same as Example 1 except for the structure of the wood materials 1 and 2. As the wooden materials 1 and 2, solid materials having a sectional shape as shown in FIG. 7 are used. Specifically, it uses solid wood of cypress. These wood materials 1 and 2 are butt-joined as shown in FIG. 1 to FIG.

Embodiment 4 This embodiment is the same as Embodiment 2 except for the structure of the wood materials 1 and 2. The wood materials 1 and 2 are the same as those in the third embodiment shown in FIG.
A solid material having a cross-sectional shape as shown in is used. These wood materials 1 and 2 are butt-joined as shown in FIGS. 4 to 6 and bonded using the glue and the glue 3 composed of the upper portion 3a and the lower portion 3b, as in the second embodiment. are doing.

Embodiment 5 This embodiment is the same as Embodiment 1 except for the structure of the right-angled surface butting portion 6.
Is the same as In the right-angled surface abutting portion 6, the L-shaped surfaces are not abutted as in the first embodiment, but the surfaces parallel to the longitudinal direction of the wood material 1 and the surfaces orthogonal to the longitudinal direction of the wood material 2 are abutted. This simplifies the structure of the right-angled surface abutting portion 6 and facilitates cutting. Also in this case, as shown in FIG. 8 and FIG. 9, the slanted face abutting portion 5 and the right-angled face abutting portion 6 of the wooden materials 1 and 2 are butted,
The Yaito fruit 3 is interposed and is bonded via an adhesive.

Embodiment 6 This embodiment is the same as Embodiment 1 except for the structure of the slope abutting portion 5. In this case, as shown in FIG. 10, the inclination angle of the slope abutting portion 5 was changed from 45 ° to 30 °. Comparative Example 1 Using the same solid wood materials 1 and 2 as in Example 3, the ends are abutted against each other as shown in FIG. 11, a urethane-based adhesive is applied, and pressure bonding is performed.

Comparative Example 2 When joining as in Comparative Example 1, the joint 3 is used together, and the joining is performed as shown in FIGS. 12 and 13. Comparative Example 3 Using the same solid wood materials 1 and 2 as in Example 3, as shown in FIGS. 14 and 15, the end surfaces of the wood materials 1 and 2 were cut into 45 ° slopes and abutted, and A urethane adhesive is used as well as pressure-bonded.

A type 1 test was conducted on the corner joints of Examples 1 to 6 and Comparative Examples 1 to 3 described above, and the occurrence rate of cracks at the joints (total crack length of joints divided by total length of joints) The calculated numerical value) was calculated. Table 1 shows the results.

[0017]

[Table 1]

[0018]

As described above, according to the present invention, as described above, a slope abutting portion is formed by abutting slopes which are inclined at a predetermined angle with respect to the longitudinal direction of the wooden material on the projecting corner side, and from the slope abutting portion to the entering corner portion. A plane parallel to the longitudinal direction of the wood material or a plane perpendicular to the longitudinal direction is abutted against each other at a right-angled surface abutting portion, and the sloped surface abutted portion or right-angled surface abutting portion is joined with a sharp fruit or an adhesive. Since it is possible to butt and join so that the wood mouth is not exposed, it does not absorb water or absorb moisture, and it is possible to improve durability without deforming or cracking the wood material, Further, by having the abutting portion of the right-angled surfaces, it is possible to perform the joining with good appearance and surely without causing the positional deviation even if the joining is performed by sufficiently pressing.

In the invention according to claim 2 of the present invention,
Since the nuts and nuts are provided on both the upper surface side and the lower surface side of the wood material, the joint strength can be improved.

[Brief description of drawings]

FIG. 1A is a plan view of an embodiment of the present invention, and FIG.
(C) is an end view of (a).

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a cross-sectional view of the above wood material.

4A is a plan view of another embodiment of the present invention, FIG.
(C) is an end view of (a).

5 is a cross-sectional view taken along the line BB of FIG.

6A is a plan view seen from the back of FIG. 4A, FIG.
(B) (c) is an end view of (a).

FIG. 7 is a sectional view of a wood material according to another embodiment of the present invention.

FIG. 8A is a plan view of another embodiment of the present invention, and FIG.
(C) is an end view of (a).

9 is a cross-sectional view taken along line CC of FIG. 8 (a).

FIG. 10 (a) is a plan view of another embodiment of the present invention,
(B) (c) is an end view of (a).

FIG. 11A is a plan view showing a comparative example, and FIG.
(C) is an end view of (a).

FIG. 12A is a plan view showing another comparative example, and FIG.
(C) is an end view of (a).

FIG. 13 is a sectional view taken along the line DD of FIG.

FIG. 14A is a plan view showing another comparative example, and FIG.
(C) is an end view of (a).

FIG. 15 is a sectional view taken along line EE of FIG.

16A is a plan view of a conventional example, and FIGS. 16B and 16C are end views of FIG. 16A.

FIG. 17 is a sectional view taken along line FF in FIG.

FIG. 18A is a plan view of another conventional example, and FIGS.
FIG. 7A is an end view of (a).

FIG. 19 is a sectional view taken along the line GG of FIG.

FIG. 20 (a) is a plan view of another conventional example, (b) (c).
FIG. 7A is an end view of (a).

21 is a cross-sectional view taken along the line HH of FIG.

[Explanation of symbols]

 1 Wood material 2 Wood material 3 Yaitoi fruit 5 Slope abutment part 6 Right angle abutment part

Claims (2)

[Claims] 1. A slope that is inclined at a predetermined angle with respect to the longitudinal direction of the wood material on the projecting corner side when joining the ends of a pair of wood materials arranged at right angles by abutting at the corners. The sloped abutting part that is abutted against each other, and from the sloped surface abutting part to the entering corner is a right-angled surface abutting part that is a surface parallel to the longitudinal direction of the wood material or a surface orthogonal to the longitudinal direction is abutted. A corner joining structure for wood materials, characterized in that it is formed by joining the butt joints with a sharp fruit and an adhesive. 2. The corner joining structure for a wood material according to claim 1, wherein a nut and a fruit is provided on both the upper surface side and the lower surface side of the wood material.