JPH06185183A - Architectural panel - Google Patents

Abstract

PURPOSE:To facilitate the execution of work from the rear side by providing facial material where a fixing groove and a stationary piece are formed at one edge of a long stretching plate and a cover piece covering the fixing groove is formed at the other edge, and laminating a core material and rear surface material on this facial material. CONSTITUTION:A fixing groove 10 formed by cutting off a decorative surface 2a to form a concave and a stationary piece 11 formed by bending the foremost of the groove 10 into L-form are provided at one edge of a facial material 1. At the other edge of this facial material 1, a cover piece 13a is provided which is formed by protruding the decorative surface 2a in an approx. channel form and which covers the fixing groove 10 at the time of coupling. A core material 22 is laminated on the rear surface of the facial material 1, and from the indoor rear side, a panel A where a female solid part 23 and male solid part 24 of male/female coupling parts 6, 12 are formed at the left and right ends from a rear surface material 17 enclosing the rear surface of the core material 22. Accordingly installation can be made without fixing the panel directly.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building panel even under the condition that the building panel cannot be attached from the front side due to a narrow space between buildings in a dense area of the building. The present invention relates to a building panel that can be attached even from the back side of the interior (inside the building).

[0002]

Conventionally, this type of building panel (hereinafter, simply referred to as panel) attached to the wall base α of, for example, fasteners Tex such as the fixing groove of the lower panel a ₁ as shown in FIG. 16 Fix it to the wall base α made of steel frame base etc. with β, drop the upper panel a ₂ and fix it with the cover piece,
That is, the fixing tool β was coated from the lower stage to the upper stage while covering the head.

[0003]

However, since the panel a is to be attached from the surface side of the panel a to the last, the location interval between the buildings due to the crowding of buildings as seen in the present big cities is Under the condition that the scaffolding for mounting the panel a cannot be installed from the front side so narrow, the conventional panel a described above cannot be used. In addition, the front surface material and the back surface material were not properly laminated at the time of manufacturing, the front surface material and the back surface material were misaligned, and a dimensional error occurred, which sometimes resulted in a failure in connecting the panels a to each other.

[0004]

In order to eliminate the above-mentioned drawbacks, the present invention has a long plate-like fixing groove in which at least one edge in the width direction has a decorative surface cut out in a substantially concave shape.
A fixing piece extending to the back side of the fixing groove and having an end bent in an L shape was formed, and a cover piece was formed at the other end edge so as to project the decorative surface in a substantially U shape and cover the fixing groove at the time of connection. A female part and a male part of a male-female connection structure are formed on the left and right ends from the surface material, the core material formed on the back surface of the surface material, and the back surface material covering the back surface of the core material, and the surface material from the back surface material to the surface. By forming a plurality of mounting holes penetrating to the fixing piece of the material corresponding to the mounting positions of the wall base, the blind nut mounted on the panel rear surface side and the bolt through the L-shaped fixed base, Alternatively, by fixing the panel to the wall base through the blind rivet and the L-shaped fixed base, the panel can be mounted from the back side without losing normal mounting strength and workability and directly fixing the panel. Providing a panel that can It is intended to.

The panel according to the present invention will be described below in detail with reference to the drawings. FIGS. 1, 2 and 3 are explanatory views showing the panel A, and FIG. 4 is a sectional view showing a construction state of the panel A, where α is a wall base and β is a fixture.

The wall base α is made of C type steel as shown in FIG. 4, or a steel frame base such as L type steel, H type steel, square steel pipe or the like, which is not shown, or a wooden base such as main columns, studs, and waterproof sheets. Yes, it is a columnar base material.

The panel A is a sandwich panel having a sandwich structure composed of a surface material 1, a back surface material 17, a core material 22 and a packing material B as shown in FIG. 1, for example. The surface material 1 and the back surface material 17 are incombustible. Made of thin metal sheet material
Color metal plate such as Al, Fe, Cu, stainless steel,
Titanium, aluminum / zinc alloy plated steel plate, enamel steel plate,
It is made of one kind of fluororesin coated steel plate, clad steel plate, sandwich steel plate (vibration control steel plate, etc.) formed by roll forming, press forming, extrusion forming, etc., and exerts a maintenance-free effect on panel A. .

More specifically, as shown in FIG. 2, the surface material 1 is formed by forming a gutter-shaped portion 1a from a horizontally long decorative surface portion 2, a male connecting portion 6 and a female connecting portion 12, and The surface portion 2 is formed of side walls 3 and 4 in which both longitudinal edges of the decorative surface 2a are bent inward at an arbitrary angle, and a lower end edge of the side wall 3 is an underground ground 5 protruding outward.

The male type connecting portion 6 is formed by an insertion of an upper edge 8 which further projects the tip of the subterranean ground 5 further outward, and a lower edge 9 which bends the tip of the upper edge 8 inward in a substantially U-shape. The edge 7 includes a concave fixing groove 10 formed in the upper edge 8 of the insertion edge 7, and a fixing piece 11 in which the tip of the lower edge 9 is bent inward in an L-shape.

As shown in FIG. 4, the inserting edge 7 is a portion which is inserted into a fitting groove 15 of a female type connecting portion 12 which will be described later and is fixed to the wall base α.

Further, the concave fixing groove 10 is used in a portion which can be attached from the front side, and the fixing tool β
Formed larger than the nail head height and width of the
Does not project above the surface of the subterranean ground 5, and when the panel A is engaged, a gap is not formed in the contact portion between the upper surface 13 and the subterranean ground 5 and the upper edge 8 described later, and A void is formed by the fixing groove 10 to prevent a capillary phenomenon and enhance waterproofness.

Further, the fixing piece 11 is interposed in the core material 22 to strengthen the integration of the surface material 1 and the core material 22, and the insertion edge 7 is inserted when it is inserted into the fitting groove 15. Edge 7
Is prevented from being deformed by being pressed by the lower surface 14 and is useful for surely fixing, and also serves as a fixing base of a fixing tool β composed of a blind nut or a blind rivet described later. Therefore, surface material 1
Will also be fixed to the wall base α, and will be fixed securely.

The female connecting portion 12 is a cover piece 13a which is formed in a U-shape from the upper surface 13 of which the lower end edge of the side wall 4 is bent inward.
A lower surface 14 in which the tip of the upper surface 13 is bent outward, and a fitting groove 1 formed from the upper surface 13 and the lower surface 14 into a substantially U-shaped cross section.
5 and a reinforcing piece 16 in which the tip of the lower surface 14 is bent inward.

More specifically, the length from the tip of the insertion edge 7 to the end of the fixing groove 10 on the side wall 3 side is formed to be smaller than the length of the upper surface 13 to cover the head of the fixing tool β and to be waterproof. ,
It is intended to improve aesthetics. Further, the fitting groove 15 is
The panel A is attached to the wall base α by being engaged with the insertion edge 7 of the male connecting portion 6.
Is the part that fixes.

As shown in FIG. 3, the back surface material 17 has an extension portion 18 in which one end edge of a long plate material is bent inwardly in an L-shape substantially parallel to the plate material, and a tip of the extension portion 18 is concavely recessed. No groove 1
9, a notch 20 whose other end is bent outward in parallel to the plate material in an L-shape, and a guide groove 2 formed on the extension 18 side.
In the figure, the tip of the notch 20 is bent inward to form a reinforcing piece 20a, which functions as a guide surface at the time of engagement and a mold at the time of production. The part 17a is formed.

The back surface material 17 covers the back surface of a core material 22 described later to form the panel A as a sandwich structure.
The material has the same mechanical strength as that of the surface material 1 while improving the mechanical strength of itself and also serving as one function of a non-combustible material, a waterproof material, a heat insulating material, a sound insulating material, a sound insulating material, a packing material, and the like. And the same molding method is used.

The guide groove 21 is fixed to the back surface of the panel A by a blind nut, a blind rivet or the like, which will be described later, when the fixing tool β is fixed by a blind nut or a blind rivet or the like. This is to prevent a space from being formed between the back surface of the panel A and the back surface of the panel A, and serves as a mark when the mounting hole 25 is formed.

Further, the mounting is integrally formed by a core member 22 described later, and the lower edge 9, the core member 22, and the extension portion 1 are also mounted.
8, the female part 23 having a concave cross section is attached to the lower surface 14 and the core member 2
2. A male section 24 having a convex cross section is formed by the cutout section 20, and as shown in FIG. 4, the male section 24 is attached to the female section 23 together with the engagement of the insertion edge 7 and the fitting groove 15. The panel A is fixed to the wall base α by engaging so as to be dropped.

Further, the extension portion 18 and the cutout portion 20 are
Fireproof, waterproof (prevents intrusion of rainwater into the wall surface α of the wall) and greatly improves airtightness. Particularly in case of a fire, it is possible to prevent the flame from entering the back surface 17b, The purpose of panel A is to be able to pass the fire resistance test.

Further, the fixed piece 11 of the surface material 1 and the back surface material 17
The groove 19 of FIG. 1 is integrated as shown in FIGS. 1 and 5, and serves as a guide when the surface material 1 and the back surface material 17 are integrated by the core material 22, and the surface material 1 and the back surface material 17 are integrated. In order to prevent misalignment, the fixing member β panel including a blind nut or a blind rivet is provided by bringing the edge of the surface member 1 on the fixed portion side closer to the back surface 17b of the back member 17. It is for ensuring the fixation to A.

The main material of the core material 22 is, for example, polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam or the like, or a mixture of these with a lightweight refractory material such as inorganic lightweight aggregate or inorganic fiber, or an inorganic plate material. (Gypsum board, etc.), inorganic foam (A
LC, etc.) and the like to improve the fire resistance, heat insulation, sound absorption, or sound insulation of panel A.

Reference numeral 25 denotes a mounting hole, which is formed so as to penetrate from the back surface material 17 to the fixing piece 11 of the surface material 1 as shown in FIG. 5, and is drilled on the spot according to the pitch of the wall base α. A hole is drilled, and a fixing tool β formed of a blind nut, a blind rivet or the like is attached through the attachment hole 25.

The fixture β formed of a blind nut or a blind rivet is a general-purpose product that is widely used, and the blind nut can be inserted through the mounting hole 25 of the panel A as shown in FIGS. 6 and 7. The blind rivet is attached to the L-shaped fixed base C as it is by the bolts to fix the panel A to the wall base α.
Of course, it has a strength that can withstand the weight of the panel A.

As the fixture β composed of a blind nut, for example, a blind nut shown in FIGS. 8 (a) and 8 (b) (a sectional view taken along line ii of FIG. 8 (a)) is used. That is,
The fixing tool β composed of a blind nut is made of steel, aluminum, stainless steel, copper, carbon Kevlar, etc., or a composite material thereof, and forms a bending piece 28 between a disk-shaped fixing piece 26 and a columnar screw part 27. A screw thread 29 is formed on the inner surface of the screw portion 27, and a concave rib 30 is formed in the middle of the bent piece 28. The diameter of the mounting hole 25 of the panel A is W ₁ ,
When the diameter of the threaded portion 27 and W _2, a relation of W _1> W _2.

The bent piece 28 has a concave rib 30 formed by inserting the fixture β, which is a blind nut, into the mounting hole 25 and then pulling the threaded portion 27 in the arrow B direction by a mandrel (a jig with a bolt at the tip). The portion is deformed into a disk shape, and the fixing piece 26 and the deformed bending piece 28 firmly tighten the space between the fixing piece 11 and the back surface material 17, and the fixing tool β including a blind nut is attached to the guide groove 21 on the back surface of the panel A.
It is fixed to. Thus, the length from the fixed piece 26 to the concave ribs 30 and l _1, the length from the fixed piece 11 of the panel A in Figure 5 until the guide groove 21 in relation to l ₁ = l ₂ When l ₂ Thus, it prevents the fixture β including the blind nut from being overtightened and also prevents the panel A from being broken.

As shown in FIG. 9, the fixture β made up of bolts is a general-purpose product that is widely used, and has a thread pitch that matches the thread 29 of the fixture β formed of a blind nut, and the screw portion 27. If the inner diameter of the screw thread 29 of the fixture β composed of a blind nut is W ₃ , and the outer diameter of the fixture β composed of a bolt is W ₄ , then W ₃ = W It is a relationship of ₄ .

The fixed base C is a short body in the figure composed of a processed steel material (L-shaped steel), an aluminum alloy or the like extruded into an L-shape, and is shown in FIG.
As shown in, the cross section is L-shaped. The fixing base C has a panel fixing piece 31 and a base fixing piece 32, and a pre-hole 33 is formed in advance. The panel fixing piece 31 has a panel A as shown in FIG. 4 and a panel A as shown in FIGS. This is a part integrated by the fixture β. As shown in FIGS. 6 and 7, the base fixing piece 32 is fixed to the side surface of the wall base α made of a steel frame base such as C-shaped steel, and is fixed to the panel A.
Is a part to be attached, and is attached to the wall base α via a fixture β composed of bolts and nuts in the figure or a fixture β formed by welding (not shown).

The lower hole 33 on the side of the base fixing piece 32 is also preferably a long hole, which makes it possible to adjust the level and the level with the wall base α. Further, the width W ₅ of the pilot hole 33 of the panel fixing piece 31 has a relationship of W ₅ > W _{4 when} the diameter of the fixture β made of a bolt is W ₄ .

Here, an example of a method for constructing the panel A according to the present invention from the back side (inside the building) will be briefly described. First, as shown in FIG. 6, a fixing tool β composed of a blind nut of the panel A and a fixing base C made of a bolt are fixed so that the fixed base C contacts the back side of the panel A according to the pitch of the wall base α. Provisionally integrated by the tool β.

Next, the panel A to which the fixed base C is attached is lowered from the rooftop of the building to the attachment position by a crane or the like. Then, as shown in FIG. 4, the base fixing piece 32 of the fixed base C is fixed to the wall base α made of C-shaped steel through the fixing tool β made of bolts and nuts, and the fixing tool β made of bolts is fully tightened. The construction is completed, and this work can be performed sequentially from the base toward the eaves.

By mounting the panel A from the back side in this manner, even under the condition that the panel A cannot be mounted from the front side, the normal mounting method shown in FIG. It becomes a structure. Of course, in the portion which can be installed from the front surface side of the panel A, the panel A is directly attached to the wall foundation α by the fixing tool β composed of the self-drilling screw.

Further, a plurality of base fixing pieces 32 of the fixed base C are attached and fixed in advance to the wall base α through a fixture β composed of bolts and nuts or by welding.
After that, the panel A can be fixed to the panel fixing piece 31 of the fixed base C from the back surface side by the fixing tool β made of bolts.

What has been described above is only one embodiment of the panel according to the present invention, and the panel A may have the shape shown in FIGS. 11 (a) to 11 (e).

Further, the core material 22 of the panel A may be formed as shown in FIG. 12 to obtain the panel A which passes the fireproof 30 minutes or fireproof 1 hour structural test. That is,
As shown in FIG. 12, the non-woven fabrics 34 and 35 are interposed between the surface material 1, the back surface material 17 and the core material 22 with the adhesive 36, and the lightweight aggregate 37 is closely packed, and synthetic resin foam is used as the binder. The body 38 is used.

Nonwoven fabrics 34 and 35 are sheet-like materials made of polyester, nylon, boron, carbon, alumina, silicon carbide, and aramid fibers, which improve the mechanical strength of panel A. Surface material 1, back material 1
7 has the function of enhancing the adhesiveness between the core material 22 and the core material 22, and improving the flatness of the front surface material 1 and the back surface material 17.

Examples of the adhesive 36 include an elastomer type epoxy resin, an isocyanate type emulsion such as methylene diisocyanate (abbreviated as MDI), a hot melt type, and its modified isocyanate such as urethane modified, buret modified isocyanate, isocyanurate modified isocyanate. Etc. are used.

As the lightweight aggregate 37, pearlite particles, glass beads, gypsum slag, talc stone, shirasu balloon, etc. are used. In FIG. 12, pearlite particles having a diameter of about 5 to 20 mm are used, and the core material 22 is fireproofed. In addition to improving the heat resistance and fire resistance, the mechanical strength of the panel A is also improved.

The synthetic resin foam 38 is made of the above-mentioned polyisocyanurate foam, phenol foam, polyurethane foam, polyimide foam, vinyl chloride foam or the like, which improves the heat insulating property of the panel A and the core material 2.
2 flame retardant, binder of lightweight aggregate 37, non-woven fabric 34,
It functions as an adhesive for 35.

In FIGS. 13 (a) and 13 (b), FIG. 13 (a) shows that the fixed base C is a long plate, and the wall base α is attached by welding. Further, in the figure (b), the pilot hole 33 is formed as a long hole (loose hole), and the
It is a fixed base C that is capable of adjusting the unevenness (concavity and convexity).

14 and 15 show a mounting structure in which both the upper and lower ends of panel A are fixed.

[0041]

As described above, according to the building panel of the present invention, even if the building panel cannot be mounted from the front side of the building, it can be supported from the roof of the building by a crane or the like. Since the construction panel has a mounting structure that fixes the fixed base from the inside of the building, that is, from the inside of the building to the wall base, the building panel is attached from the back side without losing normal mounting strength and workability. It becomes a structure that can. There are effects and features.

[Brief description of drawings]

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

FIG. 2 is a cross-sectional view showing a surface material of a building panel.

FIG. 3 is a cross-sectional view showing a backing material of a building panel.

FIG. 4 is a cross-sectional view showing a construction state of a building panel.

FIG. 5 is a cross-sectional view showing a state in which mounting holes are formed.

FIG. 6 is a sectional view showing an example of a mounting state of a blind nut and a mounting hole of a building panel.

FIG. 7 is an explanatory view showing an example of a mounting state of a building panel and a blind rivet.

FIG. 8 is an explanatory diagram showing a blind nut.

FIG. 9 is an explanatory view showing a bolt.

FIG. 10 is an explanatory diagram showing a fixed base.

FIG. 11 is an explanatory diagram showing another example of a building panel.

FIG. 12 is an explanatory diagram showing another example of the core material of the building panel.

FIG. 13 is an explanatory diagram showing another example of a fixed base.

FIG. 14 is a vertical sectional view showing another embodiment of the building panel according to the present invention.

FIG. 15 is a longitudinal sectional view showing another embodiment of the building panel according to the present invention.

FIG. 16 is a cross-sectional view showing a conventional example.

[Explanation of symbols]

 A Building panel B Packing material C Fixed base α Wall base β Fixture 1 Surface material 10 Fixing groove 11 Fixing piece 13a Cover piece 17 Backside material 19 Recessed groove 21 Guide groove 22 Core material 25 Mounting hole

Claims (1)

[Claims] 1. A long plate-shaped fixing groove having a decorative surface cut out in a substantially concave shape at least at one end in the width direction, and a fixing piece extending to the back side of the fixing groove and having a tip bent in an L shape. A surface member formed with a cover piece that projects a decorative surface in a substantially U shape on the other end edge and covers the fixing groove at the time of connection; a core member formed on the back surface of the surface member; The male and female parts of the male-female connection structure are formed on the left and right ends of the back material that covers the back surface of, and the mounting holes that penetrate from the back material to the fixed piece of the surface material correspond to the mounting position of the wall base. A building panel characterized by being formed into multiple pieces.