JPH0610383B2 - Side board - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a siding board (hereinafter, simply referred to as a board) useful for forming a horizontal wall and a vertical wall of an interior or an exterior of a building, a structure. ) Concerning.

[Conventional technology]

As a board of this kind that has been used conventionally,
51-29339, Jikkou Sho 51-11882, Jikkou 54-26649 and so on. However, the above board has various problems. In other words, when rainwater is blown by wind on the board (rainboard), the rainwater leaks to the back side because it is a simple connecting structure of flat plates, corrodes the furrows and pillars, and humidifies the room and closet. There was a drawback to In addition, since the board has a long length up to the rising portion of the inclined portion of the lower edge, it is weak against pulling force, and there is a disadvantage that only a jointless joint can be formed. Moreover, although it is originally a joint without joints, it has a joint without joints and joints with joints of different widths, and at the time of construction, there is a risk of injury. In addition, since the board has a complicated side surface and is difficult to form, it is expensive, and in addition, there are no reinforcing ribs on the flat part, and warping, twisting, etc. appear significantly on the decorative surface and impair the appearance. there were. In addition, all boards have no backing material, and since the wall base material and the surface material are in direct contact with each other, dew condensation occurs on the back surface of the decorative surface, causing rust or corrosion of the wall base material, heat insulation of the wall itself, In addition to lacking fireproofness and soundproofing, it is not possible to prevent deformation of the decorative surface, and the board itself is easily deformed, and
There was a drawback that it lacked connection strength.

[Object of the Invention]

In order to eliminate the above-mentioned drawbacks, the present invention forms a gutter-shaped cross-section by forming a fitting insertion joint and a fitting joint at the edge of the decorative surface, and the gutter-shaped portion has heat insulating properties. Fill the core material,
Also, the back surface of the core material is covered with a sheet-shaped back surface material to form a sandwich structure to strengthen the strength of the board itself, and the fitting / joining part is formed with a step piece bent with one end of the decorative surface inwardly inclined. , A step piece with the tip of the step piece bent outward, a side wall with the tip of the step piece bent inward, and a tip of the side wall bent further inward and then bent outward to form a cross section The engaging groove is formed in a U shape, and the fitting joint is formed by protruding the other end of the decorative surface outward, and the tip of the protruding piece is bent inward in a U-shaped cross section. Formed from the mating groove formed in this way and the extension part that extends the lower edge of the mating groove outward, and insert the entire fitting insertion joint into the fitting groove of the mating joint for board construction. To form a wall with a flat decorative surface, and by inserting the protruding piece of the fitting joint groove into the engaging groove of the fitting joint, the stepped wall body is formed. It is intended to propose a board that made it possible to formed.

[Structure of Invention]

Hereinafter, typical examples of the board according to the present invention will be described in detail with reference to the drawings. That is, FIG. 1 is an explanatory view showing the board A, for example, surface-treated steel plate, zinc-nickel alloy-plated steel plate, aluminum-zinc alloy-plated steel plate (trade name: Galvalume steel plate, galfan, super zinc), aluminum plate, aluminum Alloy plate, copper plate,
A metal plate (including a flat plate and an embossed plate) made of one kind of a stainless plate, a clad steel plate, a damping steel plate, or a surface material 1 formed by a synthetic resin plate by one kind such as roll, press, or extrusion molding. , A core material 20 filled on the back surface of the surface material 1 , and a sheet-like back surface material 21 covering the back surface of the core material 20.
It is formed into a sandwich from. Explaining further, the surface material 1 is formed by forming a decorative surface 2, a fitting joint portion 3 , and a fitting joint portion 11 into a substantially gutter-shaped cross section as shown in FIG. The fitting / joining portion 3 is a step piece 4 in which one end of the decorative surface 2 is bent downward at an angle of θ ₁ (θ ₁ ≦ 90 °).
And a joint piece 5 in which the tip end of the step piece 4 is outwardly bent substantially parallel to the decorative surface 2 or slightly inclined, a side wall 6 in which the tip end of the joint piece 5 is bent inward, and a lower end of the side wall 6. Is bent inward to form an upper edge 7, the tip of the upper edge 7 is bent outward to form a lower edge 8, and the engaging groove is formed by the upper edge 7 and the lower edge 8 to have a substantially U-shaped cross section. 9 and a tongue piece 10 which is bent at the tip of the lower edge 8 in the shape of a bellows if necessary. To further explain, when it is desired to form a wall body in which the adjacent decorative surfaces 2 are flush with each other, the fitting insertion joint 3 is a fitting joint described later.
The entire fitting / inserting joint portion 3 is inserted into the fitting groove 13 of 11 , and when the stepped wall body is to be formed, the protruding piece 12 of the fitting joint portion 11 is inserted into the engaging groove 9. It can be formed by inserting. That is, when the decorative surface 2 forms a flat wall body, the step piece 4 is for forming a concave lateral joint in the connecting portion and the joint piece 5 is a joint as shown in FIG. 3 (a). The bottom edge 8 of the engaging groove 9 contacts the lower edge 16 of the fitting groove 13, and the spring effect of the engaging groove 9 causes the engaging force of the connecting portion of the board A and the packing property. It helps to strengthen. Further, when forming a stepped wall body, the joint piece 5 becomes a part of the decorative surface 2 and the side wall 6 functions as a step piece of the step portion of the connecting portion as shown in FIG. 3 (b). Further, the engaging groove 9 engages with the protruding piece 12. The tongue piece 10 has a lower edge 8
The front end of the lower edge 8 is bent in a zigzag shape to prevent undulation of the lower edge 8 and to prevent the lower edge 8 from being injured during the construction. The fitting joint portion 11 has a projecting piece 12 projecting outward from the end edge of the decorative surface 2, and a tip of the projecting piece 12 is bent inward to form an upper edge 14, and the tip of the upper edge 14 is bent inward. To form a side face 15, and the lower end of the side face 15 is bent outward to form a lower edge 16, and a fitting groove 13 having a substantially U-shaped cross section from the upper edge 14, the side face 15, and the lower edge 16, and the lower edge. An extension 17 that extends 16 outward, and a protrusion 18 that is provided in the middle of the extension 17 if necessary
And a tip of the extension portion 17 is formed by a tongue piece 19 which is bent like a hook. More specifically, the fitting joint portion 11 fits the fitting insertion joint portion 3 in the fitting groove 13 as shown in FIG. 3 (a), or the protruding piece as shown in FIG. 3 (b). 12 is inserted into the engaging groove 9. The protrusion 18 is the third
This is useful for pressing the back surface of the lower board A when the construction is performed as shown in FIG. (A) to further enhance the packing property. The extension portion 17 is a portion where the board A is fixed to the wall base α by a fixing tool β such as a nail at a position where rainwater does not directly enter in both FIGS. 3A and 3B. Also, the tongue piece 19
Protects the edges of the extension 17 from waviness and
To prevent injury at the edges of the. It should be noted that the tongue piece 19 can be formed in a lower spiral shape as shown in the drawing, or can be formed in an upper spiral shape, which is not shown in the drawing, so as to sandwich the end portion of the back surface material 21. The core material 20 fills at least a gutter-shaped portion surrounded by the decorative surface 2, the fitting joint portion 3 , and the fitting joint portion 11 of the surface material 1 , and mainly imparts heat insulation to the board A, It is made of at least one kind of material having a function such as an adhesive, a non-combustible material, a cushion material, a soundproofing material, and a sound absorbing material. Specifically, it is made of synthetic resin foam, rock wool, glass wool, sheathing board, gypsum board, wood wool cement board, etc., discharged with raw materials, molded, cured,
It is a self-adhesive one or a molded product. When a molded body is used as the core material 20, the core material 20
An adhesive (not shown) is required between the front surface material 1 and the back surface material 21. To explain further, mainly using a synthetic resin foam as the core material 20, for example, polyurethane foam resin, phenol foam resin, polyisocyanurate foam resin, polystyrene foam, coated phenol foam resin around perlite, Warm this,
Foams that have been pressed and expanded, and these flame retardant materials,
Flame retardant aids (borax, sodium metaborate, antimony trioxide,
Calcium carbonate, aluminum hydroxide, bentonite,
Perlite grains, shirasu balloon, various long and short fibers) 1
It is composed of, for example, one or more species added. Back material
Reference numeral 21 covers at least the back surface of the core material 20 to make the board A into a sandwich structure to improve the mechanical strength of the boat A itself, and also to form a non-combustible sheet, a waterproof film, a heat shield sheet, a water absorption sheet,
It is useful as a function of soundproof sheet, packing material, etc., for example, asbestos paper, kraft paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper, water. Aluminum oxide paper,
One type of glass fiber nonwoven fabric, or a laminate of two or more types, or a sheet that is waterproofed or flame-retarded is used. Both ends of the backing material 21 are tongue pieces.
It can be sandwiched between 10, 19 and can be arranged between the surface material 1 and the core material 20, or can be projected outward from the end edge of the fitting joint 11 .

Here, the size of each part will be described. As shown in FIG. 2, the height of the step piece 4 is h ₁ , and from the surface of the joint piece 5,
The height from the lower edge 8 to h ₂ , the height from the surface of the decorative surface 2 to the upper edge 14 is h ₃ , the height from the upper edge 14 to the lower edge 16 is h ₄ ,
The distance from the edge of the step piece 4 to the side wall 6 is l ₁ , the engagement groove 9
Let l _{2 be} the distance from the innermost side to the tip of the lower edge 8 and l ₃ be the distance from the side surface 15 of the fitting groove 13 to the tip of the protruding piece 12.
There is a relationship of h ₁ ≈h ₃ , h ₂ ≈h ₄ , l ₁ ≧ l ₃ and l ₂ ≦ l ₃ . This relationship is such that when the board A is constructed as shown in FIG. 3 (a), the adjacent decorative surface 2 becomes flush, and
This is for forming a concave joint in the connecting portion.

[Construction example]

When the board A as shown in FIG. 1 is constructed as shown in FIGS. 3 (a) and 3 (b), the decorative surface 2 forms a flat wall body, and the decorative surface 2 forms a stepped wall body. I assume. The boards A ₁ and A ₂ use a 0.27 mm thick color steel plate as the surface material 1 ,
The back material 21 is made of aluminum kraft paper, and the core material 20 is obtained by discharging the raw material for polyisocyanurate foam between the front material 1 and the back material 21, reacting, foaming, and then curing and integrating. Is. The wall foundation α is composed of main columns, studs, waterproof sheets, etc., but the figure shows the case where no waterproof sheet is used. First, a case will be described in which adjacent decorative surfaces 2 form a wall body that is flush with each other as shown in FIG. First, the extension 17 of the n-th board A ₁ is fixed to the wall base α with the nail β. Next, the board A ₂ of the (n-1) th stage is inserted into the fitting groove 13 of the board A ₁ while the joint piece 5 is in contact with the upper edge 14. Next, the extension 17 (not shown) of the board A ₂ is fixed with the nail β.
The entire wall is formed by sequentially performing such steps from the girder to the base. In this process, since the construction of the wall is performed from the girder to the foundation, the scaffold used when forming the wall is gradually removed during the process of constructing the wall, so depending on the scaffold during construction No damage to the wall. Next, a case where the decorative surface 2 forms a stepped wall body as shown in FIG. First, the extension portion 17 of the n-th board A ₁ is fixed with the nail β. Next, the board A ₂ of the (n + 1) th stage is dropped so that the engaging groove 9 is combined with the protruding piece 12 of the board A ₁ . Next, the extension 17 (not shown) of the board A ₂ is fixed with the nail β. The entire wall is formed by sequentially performing such steps from the base toward the girder. In this case, since the construction of the board A is a drop-in construction, the construction is easy and can be performed by one person.
Although not shown, it is necessary to use a starter for the base portion, a joiner for the vertical joint portion, a caulking material, and a caulking material or accessory for the parts such as the projecting and entering corners. Although not shown, this board A can also be used as a vertical board.

[Other Examples]

The above description is only one embodiment of the board A according to the present invention, and the board A can be formed as shown in FIGS. 4 to 8. That is, FIG. 4 (a) ~ (p) is a modification of the fitting挿接engagement section 3, (a) drawing挿接engaging portion 3 fitted forming a tongue 10 under goby shape, (b) Fig. Is the tip of the joint piece 5, or a protrusion 5 in the middle.
The fitting and joining portion 3 having a formed therein, (c) FIG.
a, or a fitting / inserting joint portion 3 in which a groove is formed (not shown),
(d) shows a fitting insertion joint 3 in which a ridge 8a is formed on the lower edge 8, or a groove (not shown). (e), (f) shows a fitting insertion joint 3 formed by sloping the side wall 6. , (G) is a fitting insertion joint 3 in which the lower edge 8 is projected outward from the side wall 6, and (h) to (j) are fitting insertion joints 3 in which engaging grooves 9 are formed as shown in the drawings. (k) In the figure, the tip of the lower edge 8 is folded back inward and extended as it is to sandwich the core material 1
挿接engaging portion 3 fitted forming a 0a, (1) drawing projections on the side walls 6 6
a, or a fitting and joining portion having a groove formed therein (not shown)
3 , (m), (n) shows the fitting insertion portion 3 in which the chamfered surface 3a is formed between the joint piece 5 and the side wall 6, or between the side wall 6 and the upper edge 7.
(o) is a fitting insertion joint portion 3 in which the side wall 6 is formed in an arc shape, and (p) is a fitting insertion joining portion 3 in which a lower edge 8 is formed in an arc shape. The design, design and packing properties are enhanced. The FIG. 5 (a) ~ (m) is a modification of the fitting joint 11, (a) drawing the fitting joint 11 forming a tongue 19 on goby shape, (b) drawing Extension 17 or bottom edge 1
6 is a fitting joint 11 in which at least one groove 17a is formed, and FIG. 7 (c) shows the fitting joint 11 in which the extension 17 is bent from the middle to be inclined upward.
11 and (d) shows the fitting joint 1 with the protrusion 14a formed on the upper edge 14.
Fig. 1 and (e) show the fitting joint 1 where the protrusion 12a is formed on the protruding piece 12.
1 , Figure (f) shows the mating joint 1 with the upper edge 14 inclined backward and downward.
1, (g) drawing the fitting joint 11 forming a groove line 14b in the middle of the upper edge 14, (h) drawing the fitting joint 11 forming a top edge 14 rearwardly upwards, (i) the figure Fitting joint 1 with side surface 15 formed in an arc shape
1 and (j) shows a recess 15a formed at the lower end of the side surface 15 as shown in FIG.
The fitting joint 11 , which fits the fitting joint 3 shown in (g), (k),
(l) is a fitting joint 11 formed by sloping the side surface 15, and (m) is a fitting joint 11 formed by sloping the lower edge 16 and the extension portion 17.
Is. In FIGS. 4 to 5, only the surface material 1 is shown and the plate thickness is omitted. Furthermore, Figs. 6 (a) to (f)
Is a mounting state of the backing material 21 at the fitting / joining portion 3 , FIG.
(a) ~ (d) is an explanatory view showing a mounting state in the fitting joint portion 11 , respectively, when the core material 20 is discharged as a raw material to prevent liquid leakage, or when used as a release material, waterproof property In order to improve the mechanical strength of the board A, the board A is in a mounted state in which mechanical strength and deformation are prevented. In FIGS. 6 and 7, the front surface material 1 is shown by a chain double-dashed line and the back surface material 21 is shown by a solid line. Furthermore, the eighth
FIGS. (A) to (h) are modified examples of the decorative surface 2 and the core material 20,
(a) is a board A in which a caulking material 22 is planted at at least one of the positions indicated by hatching in the fitting / joining portion 3 and the fitting / joining portion 11. The caulking material 22 is a hot-melt adhesive or a molding material. The above-mentioned packing material, which is similar to the one in which a non-adhesive packing material is planted with a hot melt adhesive after applying the adhesive, and boards A, (b) and ( c) is a board A in which a flow groove 23 is formed on the back surface of the core 20 and the air cycle effect is added to the wall body, (d), (e) The figures show the core 20 bulging downward from the extension 17. Board A with enhanced heat insulation and fire resistance, (f) is a board A with a decorative groove 2a that is concave or not shown on the decorative surface 2, and (g) is a board A with multiple cores 20 Material (homogeneous,
Board A, which is made from different materials and combines the functions of each material, (h) shows both edges of the decorative surface 2 in the short direction,
Alternatively, it is a board A in which an end wall 24 is formed at one end edge to facilitate waterproofing of vertical joints when the boards A are butted in the longitudinal direction. Of course, it is possible to use the board A in which each of FIGS. 4 to 8 is combined.

〔The invention's effect〕

As described above, according to the board of the present invention, it is possible to form both a wall body having a flat decorative surface and a wall body having a stepped decorative surface depending on how to connect the fitting joint portion and the fitting insertion joint portion. You can Also, when constructing a wall with a flat decorative surface, the board is constructed from the girder to the base, so the scaffolding can be removed as the construction progresses, and scratches and dents due to the scaffolding on the wall can be prevented. In addition, the engaging groove serves as a spring, and the engaging force and the packing property of the connecting portion of the board are enhanced. Further, when the decorative surface forms a stepped wall body, the construction is performed from the base toward the girder by a drop-in method, and therefore the construction can be performed by one person without skill. Further, since the board is formed into a sandwich structure, the mechanical strength is significantly improved. Moreover, it can also be used for vertical installation. There are features such as.

[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 view for explaining a surface material, and FIG.
(a), (b) is explanatory drawing which shows an example of the joint part of the wall body formed using the said board, FIG. 4 (a)-(p), FIG. 5 (a)-(m),
6 (a) to (f), 7 (a) to (d), and 8 (a) to
(h) is an explanatory view showing another embodiment. A: siding board, 1 ... surface material, 2 ... decorative surface, 3 ... fitting joint, 5 ... joint piece, 9 ... engaging groove,
11 …… Mating joint, 12 …… Projecting piece, 13 …… Mating groove, 17…
… Extension part, 20 …… Core material, 21 …… Backside material.

Claims (1)

[Claims] 1. A core material 20 is filled on the back surface of a surface material 1 having a substantially gutter-shaped cross section formed by molding a horizontally long metal plate or a synthetic resin plate, and the back surface of the core material 20 is a sheet-shaped back surface material. 21. In the siding board formed by coating with 21, the surface material
1 is formed on the decorative surface 2, and fitting insertion joint portions 3 and fitting joint portions 11 are formed on both ends of the decorative surface 2, and the shape of the fitting insertion joint portion 3 is inclined at one end of the decorative surface 2. Step piece 4 bent inward
A joint piece 5 in which the tip of the step piece 4 is bent outward, a side wall 6 in which the tip of the joint piece 5 is bent inward, and a top edge 7 by bending the tip of the side wall 6 inward. and then, by bending the tip of the upper edge 7 outwardly formed from the engaging groove 9 for forming a substantially U-shaped cross section, also outside the end of the decorative surface 2 the shape of the fitting joint 11 A protruding piece 12 protruding in one direction, a fitting groove 13 having the outer protruding piece 12 as an upper edge 14 and having a substantially U-shaped cross section,
A lower edge 16 of the outer fitting groove 13 is formed from an extension portion 17 that extends outward, and by inserting the fitting insertion joint portion 3 into the fitting groove 13, a wall body in which the adjacent decorative surface 2 is flush is formed. Formed and also
The protruding piece 12 of the fitting joint portion 11 is provided in the engagement groove 9 of the fitting insertion joint portion 3.
A siding board characterized in that it is possible to form a stepped wall body by engaging with each other.