JPH05179792A - Cross joint construction - Google Patents

Abstract

PURPOSE:To prevent condensation by heat bridge prevention of a back batten having a synthetic resin fitting section and a metal facing cap in a cross joint joiner of two members, to promote execution efficiency, productivity and mounting strength and, at the same time, to make a wall have waterproof efficiency and airtight efficiency of the dry walling ends by a guide piece. CONSTITUTION:A cross joint is constituted of a fitting groove 5 having an approximately U-shaped section, a synthetic resin fitting section forming a plurality of steps of fitting pieces in the fitting groove 5, a back batten B having an approximately inverted T-shaped section of a guide piece 7 provided with a gap of DELTAI between the fitting section and the guide piece and projected upward and a metal facing cap C having an approximately T-shaped section formed by projecting an interlocking claw in the vicinity of the lower end. The back batten B is fixed to a skeleton, and after that, the ends of dry wallings E are mounted to both ends of the back batten B in a state to bring into contact with the guide piece 7 to subsequently fix the dry wallings E. Then, the metal facing cap C is combined with the synthetic resin fitting section of the back batten B.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dry wall material (hereinafter, simply referred to as a wall material) used for construction and construction, which is abutted in the longitudinal direction, that is, a structure of vertical joints.

[0002]

2. Description of the Related Art Generally, a metal plate is used as a surface material, a synthetic resin foam is used as a core material, and a sheet material is used as a back surface material in a sandwich structure, or a wall material made of an inorganic material is used as a horizontal material. When the wall body is formed in a tension shape, a joint, so-called vertical joint, is formed by butting the wall members in the longitudinal direction, and a method for covering this joint is disclosed in JP-A-64-8.
0661, Japanese Utility Model Publication No. 64-14833,
Japanese Utility Model Publication No. 64-41542, Japanese Utility Model Publication No. 1-1547.
26, Japanese Utility Model Publication No. 63-140429, Japanese Utility Model Publication No. 1-102325.

[0003]

SUMMARY OF THE INVENTION However, in the above-mentioned items (1) to (5), the mattress plate is made of synthetic resin and the makeup cap is made of metal. Since the matting plate is made of synthetic resin, the heat of the makeup cap propagates to the body. However, there is no dew condensation on the body, but there is a drawback that rainwater that infiltrates through the gap between the decorative cap and the wall material infiltrates between the rising piece of the sheet and the edge of the wall material and corrodes the inside of the body. there were. In addition, is a metal and two members, there is a defect that condensation occurs in the body due to the thermal bridge, and the body is corroded.

[0004]

In order to eliminate such drawbacks, the present invention comprises a nail driving piece having a horizontal surface and a fitting portion made of synthetic resin and having a substantially U-shaped cross section, and having a substantially inverted T-shaped cross section. And a matting cap made of metal and having a substantially T-shaped cross-section formed from a decorative surface part and an engaging part. In the joiner for vertical joints formed in a V shape, by forming the guide piece on the nailing piece of the plaid board, the longitudinal end of the wall material is always sealed by the guide piece, and the wall It is intended to provide a vertical joint structure in which rainwater and wind are prevented from intruding from the end of the material and the joints are covered with a metallic decorative cap to improve weather resistance and design.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A typical vertical joint structure according to the present invention will be described in detail below with reference to the drawings. FIG. 1 is a cross-sectional view showing the vertical joint, where A is a joiner for vertical joints (hereinafter, simply referred to as a joiner), and B and C are a siding plate and a metal decorative cap for constituting the joiner A. ..

As shown in FIGS. 2 and 3, the joiner A is a long metal plate (color steel plate, aluminum plate, vinyl chloride steel plate, stainless steel plate, copper plate, titanium plate, sandwich steel plate, clad steel plate, etc.), or a synthetic steel plate. The resin member is composed of two members, a siding plate B formed by roll molding, press molding, extrusion molding, and the like, and a metallic decorative cap C.

As shown in FIG. 2, the siding board B has a horizontal plane nailing piece 1 and a waterproof projection 2 formed on the nailing piece 1.
A fitting portion composed of vertical pieces 4 projecting upward from approximately the center of the nailing piece 1, a fitting groove 5 between the vertical pieces 4, and a plurality of stages of fitting pieces 6 projecting into the fitting groove 5. 3, a guide piece 7 formed on the nail driving piece 1 and protruding from the vertical piece 4 with a distance of Δl, and a gap 8 between the guide piece 7 and the vertical piece 4.

The material of the floor board B is an extruded product of synthetic resin material, such as polyethylene, polypropylene, vinyl chloride resin, styrene resin, methacrylic resin, polyurethane, phenol resin, urea resin (urea resin), melamine resin, fluorine. Resin, silicon resin, fiber reinforced plastic, etc., or one part of the nailing piece is made of metal. The extruded product of vinyl chloride is good in terms of productivity, price and performance.

The nail driving piece 1 is a portion for fixing the pouch board B on the skeleton α via a fixing tool β such as a nail. The fitting portion 3 is for accommodating a metal decorative cap C, which will be described later, and for preventing the fitting cap 3 from coming off from the fitting groove 5.

The fitting pieces 6 formed in a plurality of steps are for locking the engaging claws 14 of the metallic decorative cap C, which will be described later, so as not to separate from the fitting groove 5.
The engagement depth (allowable wall material thickness) can be adjusted by forming a plurality of steps.

The guide piece 7 is for forming a gap 8 and
It functions as a contact surface and a waterproof surface when the wall material E is constructed.

The gap 8 forms a space between the fitting portion 3 and the guide piece 7, so that rainwater prevented from entering the inside by the guide piece 7 enters the fitting groove 5 of the fitting portion 3. This is to prevent the engaging portion 12 of the metallic decorative cap C from rusting, and the rainwater quickly flows downward through the gap 8.

As shown in FIG. 3, the metallic decorative cap C (hereinafter simply referred to as a decorative cap) has a long shape having a length of about 909 to 7272 mm, or a length corresponding to the width of the wall material E, for example. Then, the decorative surface portion 9 and the engaging portion 12 are formed into a substantially T-shaped cross section. The decorative surface portion 9 is composed of a horizontal horizontal surface 10 and inclined decorative surfaces 11 provided on both sides of the horizontal surface 10. The horizontal surface 10 covers the end portion of the wall material E at the longitudinal joint portion of the wall body as shown in FIG. The slanted decorative surface 11 is a portion for improving the design, and the waterproof property is improved by closely contacting the wall material E with the line material E in line contact.

The engaging portion 12 is composed of an engaging piece 13 projecting downward from substantially the center of the decorative surface section 9, and an engaging claw 14 projecting outward at the tip of the engaging piece 13 or in the middle thereof. When the engaging piece 13 is fitted into the fitting groove 5 of the sheet B, the engaging claw 14 is combined with the fitting piece 6 to strengthen the engaging force. The engaging claws 14 are drawn (louvered) as shown in the drawing, or although not shown, the tips of the engaging pieces 13 are partially bent and formed with an interval, or in the longitudinal direction of the cosmetic cap C. It is also possible to form continuously.

Here, the dimensional relationship of each part will be briefly described. Therefore, as shown in FIG. 1, the joint width between the wall materials E is W
_1, insole first plate W ₂ width between the guide pieces 7 in B, h ₁ the height of the tip of the waterproof protrusions 2 guide piece 7, the width of the decorative surface portion 9 in cosmetic cap C W _3, the inclined decorative surface 11
The height from the lower end of the wall to the back surface of the horizontal surface 10 is h ₂ , the wall material E
Where d is the thickness of W, W ₁ = W ₂ , W ₁ <W ₃ , d <h
The relationship is ₁ <d + h ₂ .

Next, the construction method will be briefly described with reference to FIG. First, the nailing piece 1 of the floor board B is struck by the fixture β at the portion where the joiner A on the wall base, in which the sheet-like material D is laid on the skeleton α, which is the studs, the main columns, and the furring strip, is used , Fix it. Next, the wall materials E are brought into contact with the left and right sides of the guide pieces 7 in such a manner as to press the guide pieces 7 of the siding plate B one by one, and are fixed on the wall base material with the fixing tools β to the base to the girder. Install the wall material E. Next, the engaging portion 12 of the makeup cap C is attached to the floor board B.
It is pushed into the fitting groove 5 and the engaging claw 14 and the fitting piece 6 are engaged to form a vertical joint as shown in the drawing.

The above description is merely one embodiment of the vertical joint structure according to the present invention, and is shown in FIGS. 4 (a) to 4 (f) and 5 (a).
~ (D), the floor board B as shown in Fig. 6 (a) ~ (e),
It can be formed by using the makeup cap C as shown in FIGS. 7A to 7E and FIGS. 8A to 8E and the joiner A as shown in FIGS. 9A to 9C. ..

4 (a) to 4 (d), in particular, a waterproof sheet 7a having a plurality of waterproof pieces 7a formed on the guide piece 7 to enhance waterproofness, and FIGS. 5 (a) and 5 (b) show nailing. A siding board B in which a waterproof fin 1a made of a soft synthetic resin is formed on the installation piece 1, FIG.
(E) shows that the nailing piece 1 is formed of a metal member,
This is a siding board B having enhanced strength, fire resistance and the like.

8C to 8E show a decorative cap C made of an extruded product such as aluminum.

Further, FIG. 9 (a) shows the joiner A used for the projected corner portion, (b) for the entry corner portion, and (c) for the end portion. Further, the caulking material F can be formed as shown by the dotted line in FIG.

[0021]

As described above, according to the vertical joint structure according to the present invention, the decorative cap made of metal is fitted and integrated through the mat board having the fitting portion made of synthetic resin. Since there is no thermal bridge between the siding board and the siding board, no condensation occurs inside the skeleton on the back surface of the siding board, and corrosion of the skeleton can be prevented. Fitting portion of the insole th plate also can be formed in any shape for an extruded product made of synthetic resin, is simple formation of the fitting piece and waterproof fin of multiple stages. Since the matte plate has a multiplicity of stages of fitting pieces, it can be adjusted by the engagement depth corresponding to the wall material thickness. Engagement of the mating piece of the sheet with the engaging claw of the metallic decorative cap is reliable and strong. Since a gap is formed between the fitting part and the guide piece, the rainwater that has been prevented from entering by the guide piece quickly flows downward through the gap, so rainwater does not enter the fitting groove of the floorboard, The engagement part of the metal decorative cap does not rust due to rainwater,
The engaging force can be maintained for a long time. There are features and effects.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of a vertical joint structure according to the present invention.

FIG. 2 is a perspective view showing an example of a siding plate that is a constituent member of a joiner for vertical joints.

FIG. 3 is a perspective view showing an example of a metal decorative cap which is a constituent member of a joiner for vertical joints.

FIG. 4 is a cross-sectional view showing another embodiment of the plaid board.

FIG. 5 is a cross-sectional view showing another embodiment of the siding board.

FIG. 6 is a cross-sectional view showing another embodiment of the sheet.

FIG. 7 is a perspective view showing another example of the metallic decorative cap.

FIG. 8 is a perspective view showing another example of the metallic decorative cap.

FIG. 9 is a cross-sectional view showing another example of a vertical joint joiner.

[Explanation of symbols]

 A Joiner for vertical joint B Laminate board C Metal makeup cap D Sheet material E Dry wall material 3 Fitting part 7 Guide piece 8 Void 12 Engaging part

Claims (1)

[Claims] 1. In a structure of vertical joints formed by abutting dry wall materials for horizontal lining in a longitudinal direction, horizontal nailing pieces and two central portions of the nailing pieces projecting upward. A fitting portion made of synthetic resin, which is formed of a vertical piece, and which has a fitting groove having a substantially U-shaped cross section formed by the vertical piece and a plurality of steps of fitting pieces protruding to the inner surface of the fitting groove. , A sheet having a substantially inverted T-shaped cross section formed from both vertical nails and a guide piece formed with a gap while projecting on both nail driving pieces, and a long decorative surface portion and the decorative surface portion. A metal makeup that is formed in a substantially T-shaped cross-section from the engaging portion formed by projecting in the center of the back surface, and has engaging claws protruding outward on either side or one side of the engaging portion. A cap, and the back surface of the nailing piece of the plywood board is fixed by abutting against the wall base, and a dry wall material for horizontal stretching is placed on the wall base on the left side of the guide piece. Arranged and fixed on the right, then engage the engaging portion of the decorative cap with the fitting groove of the sheet board and lock with the engaging claw and the fitting piece to fix the end of the dry wall material. A vertical joint structure characterized by being covered.