JPH0738547Y2 - Siding board - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a siding board (hereinafter, simply referred to as a board) useful for forming a wall of an interior or an exterior of a building or a structure.

[0002]

2. Description of the Related Art Conventionally used boards of this type include (A) Japanese Patent Publication No. 51-29339, (B) Japanese Utility Model No. 51-11882 and (C) Japanese Utility Model No. 54-26649.

[0003]

However, the above board has various problems. That is, (A)
On the board (preliminary board), if rainwater is blown by wind, it is a simple structure of connecting flat plates, so the rainwater leaks to the back, corrodes the furrows and pillars, and gives moisture to the room and closet. was there. In the board (B), since the length of the inclined portion at the lower edge to the rising portion is long, it is weak against the pulling force, and there is a disadvantage that only the jointless joint can be formed.
Moreover, although the exterior is originally a joint without joints, it has a joint without joints and has joints of different widths, and at the time of construction, there is a risk of injury. Further, the board of (C) has the drawbacks that the side surface is complicated, molding is difficult, and the board is expensive.

[0004]

SUMMARY OF THE INVENTION In order to eliminate the above-mentioned drawbacks, the present invention forms a female connecting portion at one edge and a male connecting portion at the other edge of a decorative surface and projects a back material outward. Let
A raising piece is provided at the lower end of the protruding piece of the male type connecting portion, and the lower end of the raising piece is bent inward to form a core material holding piece, which strengthens the integration of the surface material and the core material and A step piece is provided on the lower edge of the engaging groove of the mold connecting part so that the core material holding piece of the male connecting part is placed, and the tip of the step piece is bent outward parallel to the decorative surface. To form an extension, and to form a reinforcing and raising piece at the tip of the extension to reduce the adhesion area between the wall substrate and the surface material, and between the raising piece of the male connecting part and the step of the female connecting part. A space is formed to prevent capillary action and strengthen the waterproofness of the connection part. Moreover, when this board is used as a horizontal lining, construction is easy and requires only one worker and requires skill. We propose a board that can be used as a drop-down type and can also be used as a vertical panel.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A typical embodiment of a board according to the present invention will be described in detail below with reference to the drawings. That is, FIG. 1 is a perspective view showing the board A, for example, a surface-treated steel plate, a steel plate plated with zinc / nickel alloy, an aluminum / zinc alloy plated steel plate (trade name: Galfan, Galvalume steel plate, super zinc), an aluminum plate, A metal plate (including flat plate and embossed plate) or a synthetic resin plate made of one kind of aluminum alloy plate, copper plate, clad steel plate, vibration damping steel plate, etc. is molded by roll, press, or by one kind such as extrusion molding. The molded surface material 1, the core material 19 filled on the back surface of the surface material 1, and the back surface material 2 covering the back surface of the core material 2
It is formed from 0 and a sandwich structure.

More specifically, as shown in FIG. 1, the surface material 1 is formed of a decorative surface 2, a female connecting portion 3 and a male connecting portion 13. Although not shown, the decorative surface 2 may be provided with one or a plurality of concave or convex decorative ribs.

The female connecting portion 3 has an inclined piece 4 in which one end edge of the decorative surface 2 is bent inward, a cover piece 5 in which the end edge is bent, and an engaging groove 6 having the cover piece 5 as an upper edge. And a step piece 8 in which the lower edge 7 of the engaging groove 6 is bent downward, an extension portion 9 in which the lower end of the step piece 8 is bent outward, and a reinforcing and raising piece 10 in which the tip of the extension portion 9 is bent downward. The nailing piece 11 is formed by bending the tip of the lifting piece 10 outward, and the tongue piece 12 is formed by bending the tip of the nailing piece 11 in a zigzag shape. More specifically, the inclined piece 4 improves the flow of rainwater and prevents rainwater from accumulating in the joints when the board A is used as a horizontal lining, and also promotes the three-dimensional effect of the joints and functions. It helps to increase the width. In addition, the cover piece 5 covers the bottom surface of the joint portion at the connecting portion of the board A and functions as a waterproof base and also as an upper edge of the engaging groove 6. The engagement groove 6 engages with a protruding piece 15 of the male connecting portion 13 described later. Further, the extension portion 9 has an end portion of a core material holding piece 17 to be described later placed thereon, which prevents rattling of the board A in the wall body and prevents intrusion of rainwater into the wall body, and the surface thereof. It serves to reduce the area in which the material 1 contacts the wall foundation.
Further, the reinforcing and raising piece 10 is for allowing the core material 19 to be present also in the joint portion, and is for improving the heat insulating property and fireproof property of the joint portion. The nail driving piece 11 is a portion for fixing the board A with a fixing tool such as a nail at a position where it does not come into direct contact with rainwater. Further, the tongue piece 12 is formed by bending the tip of the nail driving piece 11 into a crimp shape, and prevents the nail driving piece 11 from waviness and is injured by the end of the nail driving piece 11 when performing work. Is to prevent.

The male connecting portion 13 has a side wall 14 in which the other end edge of the decorative surface 2 is bent downward, and a projecting piece 15 in which the lower end of the side wall 14 is bent outward and then folded back inward. A raising piece 16 provided at the lower part of the protruding piece, a core material holding piece 17 in which the lower end of the raising piece 16 is bent inward, and a tongue piece 18 having a zipper shape provided at the tip of the core material holding piece 17 if necessary. It is composed of. More specifically, the protruding piece 15 engages with the engaging groove 6, and the raised piece 16 serves to form a space between the raised piece 16 and the step piece 8 of the female connecting portion 3. Further, the core material clamping piece 17 clamps one end of the core material 19,
In addition to strengthening the integration of the surface material 1 and the core material 19, when a material for discharging the raw material to the core material 19 and molding by reaction and foaming is used, leakage from the vicinity of the male connecting portion 13 is prevented. Is useful for. Similar to the tongue piece 12, the tongue piece 18 prevents the tip of the core material holding piece 17 from waving, and also prevents injury in the manufacturing process.

The core material 19 is filled in at least a trough-shaped portion surrounded by the decorative surface 2, the female connecting portion 3, and the male connecting portion 13 on the back surface of the surface material 1 to impart heat insulation to the board A. In addition, it is made of at least one material having a function of adhesiveness, incombustibility, cushioning property, soundproofing, etc. Specifically, it consists of one kind of synthetic resin foam, rock wool, glass wool, sheathing board, gypsum board, wood wool cement board, etc., which is discharged from the raw material, molded, cured, self-adhesive, or molded body. It will be. When using the molded body, an adhesive (not shown) is required between the core material 19, the front surface material 1, and the back surface material 20.
Explaining further, as the core material 19, mainly synthetic resin foam, for example, resin for polyurethane foam, resin for polyisocyanurate foam, resin for phenol foam,
And flame retardants, flame retardant aids (borax, sodium metaborate, antimony trioxide, calcium carbonate, aluminum hydroxide), bentonite, pearlite particles, and shirasu balloons. .
Although not shown, when an acidic material such as phenol foam is used as the core material, a rust preventive paint can be applied to the back surface of the surface material 1 in order to prevent the rusting phenomenon.

Further, the back surface material 20 is at least the core material 19
Of the non-combustible sheet while improving the mechanical strength of the board A itself by covering the back surface of the board A with a sandwich structure.
It is useful as a function of a waterproof film, a heat shield sheet, a water absorbing sheet, a soundproofing sheet, a packing material, and the like. For example, asbestos paper, kraft paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, The rubber sheet, the cloth sheet, the gypsum paper, the aluminum hydroxide paper, the glass fiber non-woven fabric and the like, or a laminate of two or more kinds thereof, or a sheet subjected to waterproof treatment, flame retardant treatment, or the like.

Now, the board A formed as shown in FIG.
_It is assumed that ₁ and A ₂ are used as a horizontal lining as shown in FIG. 2 to form a wall. For the boards A ₁ and A ₂ , a 0.27 mm-thick color steel plate was used as the surface material 1, and the core material 19
Polyisocyanurate foam is used as the backing material, and aluminum kraft paper is used as the backing material 20. Therefore, the nail driving piece 11 of the n-th board A ₁ is nailed to the wall foundation α composed of the main pillar, the stud, the waterproof sheet, and the like.
Fixed through. Next, the protruding piece 15 of the male connecting portion 13 of the (n + 1) th board A ₂ is inserted into the engaging groove 6. Further, in order to form the entire wall body, the above-described steps may be performed from the base toward the girder. The wall body formed in this manner is highly waterproof and heat-insulating at joints. In addition, it is necessary to use a starter (not shown) for the base portion and caulking material or accessory for portions (not shown) such as projections and corners. The board A can also be used as a vertical sheet.

The above description is only one embodiment of the board A according to the present invention, and is shown in FIGS. 3 (a) to 3 (n) and 4 (a).
It can also be formed as shown in (r), FIGS. 5 (a) to 5 (e), and FIGS. 6 (a) to 6 (d).

That is, FIGS. 3 (a) to 3 ( m ) show a modified example of the female connecting portion 3, and FIG. 3 (a) shows a female connecting portion in which the upper edge 6a of the engaging groove 6 is inclined with respect to the lower edge 7. Part 3, (b) is a female connecting part 3 in which the entire cover piece 5 is inclined upward, (c) is a female connecting part 3 formed in the opposite way to (b), and (d) is a nail. The female type connecting portion 3 in which the concave line 11a is formed in the middle of the driving piece 11, (e) is the female type connecting portion 3 in which the groove line 11b is formed in the middle of the nail setting piece 11, (f) is the bottom The female type connecting portion 3 in which a ridge 7a is formed on the edge 7 or a groove (not shown), (g) The female type connecting portion 3 in which a ridge 6b is formed on the upper edge 6a of the engaging groove 6, (h) (I) shows the female connecting portion 3 in which the groove 6c is formed in the upper edge 6a of the engaging groove 6, and (i) shows the protruding portion 9a in the extension 9 or the female connecting portion 3 in which the groove is formed (not shown). , (J) Figure shows tongue 12 Female coupling portion 3 formed, (k)
The figure shows the female type connecting portion 3 in which the tongue piece 12 is bent upward,
( L ) shows the female connecting portion 3 in which the engaging grooves 6 have the same length, and ( m ) shows the female connecting portion 3 having different lengths.

4 (a) to 4 (r), the male connecting portion 13 is shown.
13A and 13B are modified examples of the male connecting portion 13 in which the side wall 14 is inclined, and FIG. 9C is a male connecting portion 13 in which the protrusion 15a is formed on the upper side of the projecting piece 15. d) Figure shows protruding piece 1
5, male connection 13 having groove 15b on the upper side of (5), (e)
The figure shows a male connecting portion 13 in which a protrusion 15c is provided on the lower side of the protruding piece 15, and (f) shows a male connecting portion 13 in which a groove portion 15d is provided on the lower side of the protruding piece 15, (g), (h). ) The figure shows a male connecting portion 13 having different lengths, and (i) shows the core material holding piece 1
7, a male type connecting portion 13 provided with a ridge 17a in the middle thereof (j)
The figure shows a male connecting portion 13 in which a groove 17b is formed in the middle of a core material sandwiching piece 17, and (k) shows a recess 14a into which a tip of a cover piece 5 is inserted between a side wall 14 and a protruding piece 15. The male connecting parts 13, (l), (m) shown in the figures are male connecting parts 13, (n), (o) in which a reinforcing piece 18a is provided at the tip of the core material holding piece 17 so as to cover the recess 19a. In the figure, the male connecting portion 13 in which the raising piece 16 is inclined, (p) to (r) are the protruding pieces 1.
5 is a male-type connecting portion 13 in which one or both of the upper side surface and the lower side surface are inclined. 3 (a) to ( m ) and FIG.
In (a) to (r), only the surface material 1 is shown, and the plate thickness is omitted.

Further, FIGS. 5 (a) to 5 (e) and FIG. 6 (a)
5D is a modified example of the board A, and FIG.
In (e), (a) is a board A in which one end of the back surface material 20 is arranged between the core material holding piece 17 and the core material 19, (b).
The figure shows a board A in which one end of the backing material 20 is sandwiched by the tongue pieces 12,
(C) is a board A in which the core material 19 is formed in a plurality of layers (same or different), (d) is a board A in which one or more flow grooves 21 are formed on the back surface, and (e) is a decorative surface 2 It is a board A in which one or more decorative ribs 2a having a concave shape or a convex shape (not shown) are formed. 6A to 6D, (a),
(B) is a board A in which the length of the core material sandwiching piece 17 and the range of the recess are different, and (c) is a board A in which caulking material 22 is planted in at least one position indicated by hatching. Board A with enhanced waterproofness, (d) in FIG. 1 is a board A having end surface walls 23 formed on both ends or one end of the decorative surface 2 in the short direction. Of course, FIGS. 3 (a)-( m ), FIGS. 4 (a)-(r), 5 (a)-(e), 6 (a)-
It is also possible to make a board A in which (d) is combined.

As described above, according to the board of the present invention,
For example, when it is used for horizontal lining, Male and female
Due to the drop structure described above, one person can
Can be done and The joint width can be made constant and construction
The property is improved. Also, Voids are formed in the board connection structure
Therefore, the capillarity is prevented and the waterproof property is improved.
It Moreover, Insulating core material also exists in joints
Therefore, the heat insulating property is improved. further, The surface material is the wall base
Condensation is less likely to occur because the contact area is small. core
Since the material sandwiching piece is provided, the integration of the surface material and the core material is strengthened.
In addition, when using a core material discharged from the raw material, leakage of the core material is prevented.
You can stop. Moreover, Both vertical and horizontal
Can be used for And so on.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a siding board according to the present invention.

FIG. 2 is an explanatory diagram showing a part of a vertical cross section of a wall body formed by horizontally laying the board.

FIG. 3 is an explanatory diagram showing another embodiment.

FIG. 4 is an explanatory diagram showing another embodiment.

FIG. 5 is an explanatory diagram showing another embodiment.

FIG. 6 is an explanatory diagram showing another embodiment.

[Explanation of symbols]

 A Siding board 1 Surface material 3 Female connecting part 5 Cover piece 6 Engagement groove 8 Step piece 10 Reinforcing and raising piece 13 Male connecting part 15 Projecting piece 16 Lifting piece 17 Core material sandwiching piece 19 Core material 20 Back material

Claims (1)

[Scope of utility model registration request] 1. A horizontally long metal plate or a synthetic resin plate is used as a surface material, and a male connecting portion is provided at one end of a decorative surface of the surface material.
A siding in which a female connecting portion is provided at the other end to form a substantially gutter-shaped cross section, and at least the gutter-shaped portion of the surface material is filled with a core material and the back surface thereof is covered with a sheet-shaped back surface material. In the board, the female connecting portion includes an inclined piece in which an end portion of the decorative surface is inclined and bent, a cover piece in which a lower end of the inclined piece is outwardly bent substantially parallel to the decorative surface, and the cover piece is placed above the cover piece. Engagement groove as an edge, a step piece provided at the tip of the lower edge of the engagement groove, an extension portion in which the lower end of the step piece is bent outward, and a reinforcement / bulge provided at the tip of the extension portion. And a nail driving piece with the tip of the reinforcing and raising piece bent outward, and the male connection part has a side wall with the other end of the decorative surface bent inward and a lower end of the side wall. A protruding piece that bends outward and then returns to the inside, a raising piece that bends downward of the protruding piece, and a lower end of the raising piece bends inward Siding boards characterized by a Turkey be formed from a core material sandwiching pieces.