JPH1082121A - Mounting structure of fireproof panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure of a fireproof panel which can be used in architecture, an internal wall material of a building, an external wall material, a roof material, a ceiling material, a floor material, a partition material, or a firepreventive door, etc., is free from the deformation such as swell, warp, etc., after it is manufactured, and excels in fire resistance, waterproof, airtightness, construction property, and mechanical strength. SOLUTION: In a mounting structure of a fireproof panel B, a core material 21 made of plastic foam 22 is formed between a surface material 5 and a rear surface material 18, and the fireproof panel B in which a male type fixing piece and a female type fixing piece are formed at left and right ends, respectively, is fixed from above a fireproof back panel strip A on a whole wall face. A fireproof joint material C is formed between fixed joint parts F, and a cover material D of a fixing part is arranged in a fixing part 12 in which a fixing tool β fixing the fireproof panel B is arranged.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to construction,
Fire-resistant panel that can be used as an exterior wall material, roof material, ceiling material, floor material, partition material, fire door, etc., does not swell or warp after production, and has excellent fire resistance, fire resistance, and mechanical strength Mounting structure.

[0002]

2. Description of the Related Art In general, many fireproof panels in which a core material made of a phenol resin foam (phenol foam) is sandwiched between a thin plate-like front surface material and a back surface material have been invented, devised, and put on the market.

[0003]

However, in the above-described fireproof panel, the connecting portion structure is complicated.
In addition, the workability, such as around windows, was very poor due to the main structure being horizontal. Light, vertical, good workability,
There was no mounting structure of the fireproof panel that could pass the fireproof structure test of JIS-A-1304. Workability for large buildings was poor. And the like.

[0004]

SUMMARY OF THE INVENTION In order to eliminate such a drawback, the present invention provides a fireproof mesh plate having a substantially non-inverted T-shaped cross section and a non-combustible sheet, and a pot-like structure at one end of a reciprocating structure. It is composed of a surface material having a fixed portion, a back surface having a horizontal back surface decorative surface and a reinforcing piece having both ends of the back surface decorative surface bent upward, and a core material sandwiched between the surface material and the back material. A long fireproof panel, a fireproof joint material formed between the fireproof panels, and a fixing portion cover material disposed in the fixing portion, and the fireproof seam plates are fixed to a plurality of main frames at a constant pitch. The fire-resistant panel is inserted between the fire-resistant floor panels, and the fire-resistant panel is fixed to the skeleton by the fixture at the fixing part. Good for large buildings, light and vertical It proposes a mounting structure for the refractory panels that can pass the fire structural testing of JIS-A-1304.

[0005]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a fireproof panel mounting structure according to the present invention. That is, FIG. 1 is a cross-sectional view showing the mounting structure of the fireproof panel, where α is a skeleton, β is a fixture made of nails, screws, and the like and used for driving into the skeleton α, A is a fireproof panel, and B is Fireproof panel, C
Is a fire resistant joint material, D is a fixing portion cover material, E is a packing material, and F is a joint portion.

More specifically, as shown in FIG. 2, the fireproof seam plate A is composed of a fixed piece 1 having a horizontal surface and a rising piece 2 having a substantially central portion of the fixed piece 1 projecting upward. And a non-combustible sheet 4 formed on the surface side of the tile plate 3 in the figure. The metal plate material is formed by roll molding or extrusion molding. The non-combustible sheet 4 is integrated with the molded floor plate 3 with an adhesive or the like. Reference numeral 1a denotes a tongue piece for enhancing waterproofness and preventing danger, and can also hold the end of the noncombustible sheet 4.

The fireproof panel A is formed on the back surface of the joint portion F of the fireproof panel B as shown in FIG. 1 to prevent infiltration of rainwater, flame, etc. from the space between the fireproof panels B to the building body α side, It functions as a guide or the like when fixing the panel B.

The non-combustible sheet 4 is a sheet made of inorganic fibers and is made of, for example, rock wool felt, ceramic wool, glass wool, etc., and is laid along the shape of the floor plate 3, as shown in FIG. After the joint portion F is formed, the joint portion is in close contact with the end of the fireproof panel B, which is effective for improving the fire resistance performance of the joint portion F.

The refractory panel B has, for example, a surface material 5 which has a shape as shown in FIG. 3 and is elongated, a core material 21 formed on the back surface of the surface material 5, and a back surface of the core material 21. It is formed in a sandwich structure from the back material 18 thus formed.

The surface material 5 is formed of a decorative surface 6 in a horizontal plane, a male fixing piece 7 formed at one end of the decorative surface 6, and a female fixing piece 8 formed at the other end. The male fixing piece 7 includes a side wall 9 having an end portion of the decorative surface 6 bent inward, a projecting piece 10 having a lower end of the side wall 9 projecting outward,
An outer end of the protruding piece 10 is provided with a reinforcing piece 11 whose outer end is folded downward.

The side wall 9 connects the decorative surface 6 and the protruding piece 10. The protruding piece 10 sandwiches the refractory joint C together with the folded piece 16, and the male fixing piece 7 is fixed to the frame α by the fixing tool β. This is the place to be fixed.

The female fixing piece 8 is a male fixing piece 7 on the decorative surface 6.
Is a fixing portion 12 formed at the other end and having a bottom surface 14 and an inclined side piece 13 by depressing the decorative surface 6 in a pot shape.
And a side wall 15 obtained by folding an end of the fixing portion 12 inward,
A folded piece 16 in which the tip of the side wall 15 is bent inward;
The reinforcing piece 17 is formed by bending the tip of the folded piece 16 outward.

The fixing portion 12 comprises, for example, a bottom surface 14 as shown in FIG. 3 and side pieces 13 formed by inclining both ends of the bottom surface 14. The bottom surface 14 is a place where the fixing tool β is cast and the fireproof panel B is fixed to the frame α, and the side piece 13 is for locking a fixing part cover material D which conceals the head of the fixing tool β. is there. The side wall 15 connects the fixed portion 12 and the folded piece 16, and the folded piece 16 is connected to the bottom surface 1.
4 together with the non-combustible board 23.

As shown in FIG. 3, the back material 18 is mainly composed of the core material 2.
1 has a function of a reinforcing material, a waterproofing material, a moistureproofing material, and a fireproofing material, and also serves as an isolating material for preventing the core material 21 from directly contacting the skeleton α.

Further, the shape of the back surface member 18 includes a horizontal back surface decorative surface 19 and reinforcing pieces 20 in which both ends of the rear surface decorative surface 19 are bent inwardly in a U-shape.

When the reinforcing piece 11, the reinforcing piece 17, and the reinforcing piece 20 are filled with the plastic foam 22, which is a raw material of the core 21, the plastic foam 22 is prevented from leaking to the surface side of the reinforcing piece 11, the reinforcing piece 17. At the same time, by improving the dimensional accuracy of the fire-resistant panel B by making the side edges of the fire-resistant panel B straight, the dimensional accuracy of the working width is improved, and
This is for eliminating gaps at the joints F and improving heat insulation, airtightness, and the like.

The front surface member 5 and the back surface member 18 are made of a thin metal plate, for example, iron, aluminum, copper, stainless steel, titanium, aluminum.
Zinc alloy plated steel plate, galvalume steel plate, enameled steel plate, clad steel plate, laminated steel plate (PVC steel plate, etc.), sandwich steel plate (damping steel plate, etc.), vinyl chloride resin, polycarbonate resin, etc. (Of course, these are painted in various colors. A variety of shapes, including rolls, presses, extrusions, etc.
Alternatively, an inorganic material formed into various arbitrary shapes by extrusion molding, press molding, autoclaving or the like, and further, as the backing material 18, aluminum-evaporated paper, asbestos paper, kraft paper, asphalt felt, metal foil (A
1, Fe, Pb, Cu), a synthetic resin sheet, a rubber sheet, a cloth sheet, a gypsum paper, an aluminum hydroxide paper, a glass fiber nonwoven fabric, or a laminate of two or more kinds, or a waterproof treatment, difficult It is made of a sheet-like material that has been subjected to a combustion treatment.

The core 21 is made of plastic foam 2
2 and a non-combustible board 23, and the plastic foam 22 is a synthetic resin foam such as polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, etc. It is formed by mixing a stock solution of a mold phenol, a curing agent, and a foaming agent, discharging the mixture onto the back surface of the front surface material 5 or the back surface material 18, and heating, reacting, foaming, and curing. In the plastic foam 22, light-weight aggregates (pearlite grains, glass beads, gypsum slag, talc stone, shirasu balloon, aluminum hydroxide, etc.) and fibrous materials (glass wool, rock wool, carbon fiber, (Eg, graphite) to improve fire resistance and fire resistance.

As a specific example of the plastic foam 22, a foaming agent, aluminum hydroxide (Al (OH) ₃ ), ammonium polyphosphate, graphite, a curing agent, etc. are mixed into a resol type phenol foam, and foamed and cured. And a finished density of about 50 to 300 kg / m ³ . When the wall is formed using the fireproof panel B using the plastic foam 22, J
IS-A-1304 (Fire resistance 30 minutes, Fire resistance 1
Time, fire resistance 2 hours test).

The non-combustible board 23 is disposed below the projecting piece 10 and between the bottom face 14 and the folded piece 16.
It is used to enhance the fire resistance of joints F, and is JIS-A-
It is intended to pass the refractory structure 1 hour test of the refractory structure test of 1304, for example, calcium silicate plate, calcium carbonate plate, gypsum board, perlite cement plate, rock wool plate, slate plate, ALC plate, PC plate, Other inorganic light-weight bodies, inorganic light-weight foams, one or more of these composite plates, or an ultra-high-density resin (such as high-density phenol foam).

The refractory joint C is composed of a protruding piece 10 and a folded piece 1.
6 made of, for example, rock wool felt, ceramic wool, glass wool, or a gasket having fire resistance, and is made of JIS-A-130.
It is useful as a function mainly as a refractory material, an airtight material, etc., by preventing a gap from being formed in the joint portion F at the time of the one-hour test of the refractory structure test in the fireproof structure test 4 to block the penetration of the flame. When the refractory joint material C is sandwiched while being compressed by the protruding piece 10 and the folded piece 16, the density is increased and there is no gap therebetween, so that the joint section F is effective in improving the fire resistance. Of course, as shown in FIG. 3, it may be formed on the protruding piece 10 via an adhesive or the like.

The fixing part cover material D is a long body formed as shown in FIG. 4, for example, and is made of EPM (ethylene propylene rubber), EPDM (ethylene propylene terpolymer) (also known as EPR, EPT), etc. It has the lowest specific gravity among natural rubber and synthetic rubber, has excellent resistance to oxidation, heat and chemicals, has good electrical properties, and has excellent weather resistance, heat resistance (heat aging resistance), ozone resistance, chemical resistance, etc. It is excellent. The fixing portion cover material E is formed in a shape that substantially matches the fixing portion 12, and conceals the head of the fixing tool β in the concave portion 24 to improve waterproofness and fire resistance, and to improve design. It is intended.

The packing material E is formed to reinforce the waterproofness of the joint. For example, the fixed and elastic packing material E includes foamed rubber, polyvinyl chloride, chloroprene, and chlorosulfonated. A commercially available material such as polyethylene, ethylene propylene, asphalt-impregnated polyurethane, EPM, EPDM, and the like, or silicone-based (reaction-curable, moisture-curable) as the curable packing material E (sealing material) , Modified silicone type (reaction curing type), polysulfide type (reaction curing type), polyurethane type (reaction curing type,
(Moisture curing type), SBR type (dry curing type), acrylic type (dry curing type) and the like. Also, a fire-resistant packing material E mixed with a flame-retardant material such as an inorganic material may be used. Of course, the side wall 9 of the fireproof panel B,
Alternatively, it may be formed in advance on the side wall 15 via an adhesive or the like.

Next, a typical construction method for forming the mounting structure for a fireproof panel according to the present invention will be described. Now, in order to form a joint portion F as shown in FIG. 1, a fire-resistant seam plate A in which a non-combustible sheet 4 made of rock wool felt is formed on a seam plate 3 made of a thin metal sheet as shown in FIG. The fire-resistant panel B is as shown in FIG. 3, and a 0.5 mm-thick colored steel plate is used as the surface material 5 and the back surface material 18, and a phenol foam-based material is used as the plastic foam 22. And backing material 1
Fill between 8 and react, foam and then cure to 150K
g / m ³ , and a non-combustible board 23 made of a calcium silicate plate formed at the end and integrated, fireproof joint material C
As the packing material E, a polyurethane type modified silicone-based material is used, and as the fixing portion cover material E, a material made of EPDM as shown in FIG. 4 is used. Also, the width between the rising pieces 2 of the refractory flooring A is T,
Assuming that the entire width of the fireproof panel B is W, the mounting pitch of the fireproof panel A is ≧ T + W. Of course, the mounting pitch = T + W is a preferable pitch.

Therefore, a fireproof panel A as shown in FIG.
A plurality of the fixing pieces β are fixed at a pitch of 600 mm, which is obtained by adding 5 mm to the width of the rising pieces 2 of the refractory floor plate A to 5 mm.

[0026] After mounting of the refractory laid-th plate A (allocation) is completed, insert the refractory panel B ₁ between the rising piece 2 of the refractory laid-th plate A, fixed to the building frame α by fasteners β the projection piece 10 , then the bottom surface 14 of the fixing portion 12 of the refractory panels B ₂ by fixtures β fixed to building frame alpha.

After the joints F between the refractory panels B are formed in this way, the surface of the decorative surface 6 is continuously connected with the joint material between the refractory panels B, that is, the packing material E between the side walls 9 and 15. We plant so that we do not exceed. Finally, the fixing part cover material D is arranged so as to match the fixing part 12, and the construction is completed. Needless to say, each part is constructed by using an accessory such as an outside corner, an inside corner, a bevel, a starter, a drainer, a joiner, and the like.

What has been described above is only one embodiment of the structure for mounting a fireproof panel according to the present invention, and FIGS.
The members shown in FIGS. 9A to 9C can be used, and the joints F can be formed.

That is, FIGS. 5A to 5D show another embodiment of the refractory floor plate A.
FIG. 2B shows an example in which the non-combustible material 25 is arranged on the rising piece 2 to enhance the fire resistance. FIG. 2C shows an example in which the non-combustible sheet 4 is also arranged on the back side of the rising piece 2 to enhance the fire resistance. (D) is an example in which the rising piece 2 is formed to a minimum size that functions as a guide when the fireproof panel B is attached.

FIGS. 6 (a) to 6 (d) show other embodiments of the fixing portion cover material E. In particular, FIG. (D) is an example in which the refractory material 27 is attached to the front surface side to prevent the fixing tool β from becoming a thermal bridge.

FIGS. 7 (a) to 7 (c) to 9 (a) to 9 (c)
9 shows another embodiment of the mounting structure for a fireproof panel according to the present invention.

That is, FIG. 7A shows the side wall 15 and the side piece 1.
This is an example in which 3 is formed in parallel and small so that the line of the joint portion F does not affect the appearance. FIG. 7B shows an example in which the outer side piece 13 is eliminated, and the fixed portion cover material D is sandwiched between the inner side piece 13 and the side wall 9 formed to be inclined. FIG. 7 (c) shows that the side wall 15 is deformed, and the end of the decorative surface 6 on the male fixing piece 7 side is deformed to have substantially the same shape as the fixing part 12, so that the fixing part cover material D is provided to enhance the waterproofness. It is an example.

FIG. 8 (a) shows that the entire area of the male fixing piece 7 and the female fixing piece 8 is filled with a non-combustible board 23 so that the joints F have fire resistance, the strength of the end of the fireproof panel B, and the fixing tool α. 8 (b) shows an example in which steps 28 are provided at both ends of the decorative surface 6 to enhance the design, and FIG. 8 (c) shows both ends of the decorative surface 6 as shown in the figure. This is an example in which the head of the fixed portion α is concealed using a large-sized fixed portion cover material D formed and formed with two concave portions 24.

FIGS. 7C, 8C, and 9
(A) to (c) show a mounting structure in which the installation of the fixing tool β on the protruding piece 10 is eliminated so that the fireproof panel A can be detached and attached independently after the fireproof panel A is installed. This is a mounting structure formed so that it can be easily replaced when it is damaged by external force.

[0035]

As described above, according to the mounting structure for a fireproof panel according to the present invention, the fireproof structure test alone can pass the fireproof structure 1 hour test (JIS-A-1304).
The fireproof panel is lighter than a ceramic or cement fireproof panel that can pass the fireproof structure 1 hour test (JIS-A-1304) of the fireproof structure test by itself, and the workability is dramatically improved. The fireproof panel is used as a guide to install the fireproof panel, which not only greatly improves the fire resistance of the joints, but also allows easy and accurate joint width formation, resulting in a structure with excellent appearance. . Since fireproof panels that are long in the vertical direction can be used, workability for large buildings is good. It can be replaced one by one even after construction. The head of the fixing portion is not exposed to the outside by the fixing portion cover material. Since both ends of the fireproof panel are fixed, the mounting strength is improved. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a mounting structure of a fireproof panel according to the present invention.

FIG. 2 is an explanatory diagram showing an example of a fireproof seam board.

FIG. 3 is an explanatory view showing an example of a fireproof panel.

FIG. 4 is an explanatory view showing an example of a fixing portion cover material.

FIG. 5 is an explanatory view showing another embodiment of a fireproof seam board.

FIG. 6 is an explanatory view showing another embodiment of the fixing portion cover material.

FIG. 7 is a sectional view showing another embodiment of the structure for mounting a fireproof panel according to the present invention.

FIG. 8 is a sectional view showing another embodiment of the structure for mounting a fireproof panel according to the present invention.

FIG. 9 is a sectional view showing another embodiment of the structure for mounting a fireproof panel according to the present invention.

[Explanation of symbols]

 α Body β Fixture A Fireproof panel B Fireproof panel C Fireproof joint material D Fixing part cover material E Packing material F Joint section 1 Fixing piece 1a Tongue piece 2 Rising piece 3 Seat board 4 Noncombustible sheet 5 Surface material 6 Decorative face 7 Male fixing piece 8 Female fixing piece 9 Side wall 10 Projection piece 11 Reinforcement piece 12 Fixing part 13 Side piece 14 Bottom surface 15 Side wall 16 Folding piece 17 Reinforcement piece 18 Back material 19 Back cosmetic material 20 Reinforcement piece 21 Core material 22 Plastic foam 23 Non-combustible board 24 Recess 25 Non-combustible material 26 Cavity 27 Refractory material 28 Step

Claims (1)

[Claims] 1. A fire-resistant flooring plate in which a non-combustible sheet is formed on a metal flooring plate having a horizontal fixing piece and a rising piece protruding upward from a substantially central portion of the fixing piece, and a horizontal decorative face And a side wall in which one end of the decorative surface is turned inward, a protruding piece in which the tip of the side wall protrudes outward, and a reinforcing piece in which the outer end of the protruding piece is turned inward. A male fixing piece, a pot-shaped fixing portion having a concave bottom formed near the other end of the decorative surface to form a bottom surface parallel to the decorative surface, and a side wall on which the outer end of the fixing portion is folded inward. A surface material composed of a female fixing piece consisting of a folded piece obtained by folding the tip of the side wall inward and a reinforcing piece obtained by folding the tip of the folded piece outward; A backing material having a reinforcing piece with both ends of the face and the decorative face of the backside bent inward, and a sandwich between the fronting material and the backing material. A long refractory panel composed of a core material and a refractory joint material disposed between the protruding piece and the folded piece, and a fixing portion cover material disposed in the fixing portion, A plurality of fireproof panels are fixed to the main frame at a constant pitch, a fireproof panel is inserted between the fireproof panels, and the fireproof panels are fixed to the frame by fixing means at fixing portions. Mounting structure.