JPH11324208A - Roof panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve execution by integrally providing a layer having incombustibility and a layer having waterproof on at least the lower face side of a roof panel. SOLUTION: A layer having incombustibility and a layer having waterproof are integrally provided on at least the lower face side of a roof panel composed by integrally sticking structural face materials 14, 15 on the upper and lower faces of a core material 13. A cemented chip board 19 having incombustibility as the structural face material 15 composing the lower face of a roof panel 16. In addition, an eaves ceiling material 20 having waterproof is integrally attached to the lower face side of the cemented chip board 19. The eaves ceiling material 20 comprises a plywood on which a rood grain veneer 22 of waterproof having a wood grain pattern is stuck for the surface of a plywood substrate 21. Thus, the roof panel has incombustibility and waterproof, for instance, in the case where an attic space balcony is composed, working of sticking the eaves ceiling material on the part of the wide area of the lower face side of the roof panel at a jobsite can be eliminated and execution is improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof panel.

[0002]

2. Description of the Related Art In recent years, roof panels have been used for roofs of buildings such as houses. As the roof panel 1 described in Japanese Utility Model Registration No. 25552846, as shown in FIG. 6, a structural face material 3 is provided on both sides of a core material 2 such as a foamed heat insulating material formed in a plate shape. It is integrated by bonding.

[0003] And. As shown in FIG. 7, an indoor roof panel 6 is installed on an outer wall panel 4 of a building via a slope adjusting material 5, and a screw nail 8 is provided between the indoor roof panel 6 and a frame member 7 of the outer wall panel 4. At the same time, the joining members 9 and 10 are attached to the concave portions formed in the indoor roof panel 6, and the concave portions of the eaves-side roof panel 11 formed thinner than the indoor roof panel 6 are attached to the joining materials 10. To

[0004] By doing so, the roof can be easily constructed as compared with the conventional construction method.

[0005]

However, such a conventional roof panel 1 is not particularly provided with nonflammability and water resistance. Therefore, when it is used as an eaves, the lower surface side of the roof panel 1 has nonflammability and water resistance. There is a problem that the eaves ceiling material having the above has to be stuck, which takes a lot of man-hours.

In particular, when the above-mentioned roof panel 1 is used as a roof material of the back balcony 12 as shown in FIG. 8, the roof panel 1 constituting the back balcony 12 has a large area on the lower surface side of the roof panel 1. It was necessary to stick the eaves ceiling material.

Accordingly, an object of the present invention is to solve the above-mentioned problems and to provide a nonflammable and water-resistant roof panel.

[0008]

In order to solve the above-mentioned problems, according to the first aspect of the present invention, there is provided a roof panel having a structural panel integrally attached to upper and lower surfaces of a core.
At least the non-combustible layer and the water-resistant layer are integrally provided on the lower surface side.

According to the first aspect of the present invention, the roof panel is provided with a nonflammable layer and a water-resistant layer integrally on at least the lower surface of the roof panel. In addition, it is possible to provide non-combustibility and water resistance by itself, for example, in the case of constructing a balcony in a roof hut, it is possible to eliminate the work of attaching an eaves ceiling material to a large area on the lower surface side of a roof panel.

Further, in the invention described in claim 2, the nonflammable layer is a wood chip cement board.

According to the second aspect of the present invention, since a non-combustible layer is made of a wood chip cement plate having extremely excellent characteristics, high durability can be obtained. it can.

Further, in the invention described in claim 3, the nonflammable layer is a fireproof board.

According to the third aspect of the present invention, when a non-flammable layer of a volcanic glassy multilayer plate is used, high proof stress and fire resistance can be obtained.

Further, the invention described in claim 4 is characterized in that the layer having water resistance is a woodgrain veneer.

According to the invention according to claim 4 configured as described above, since the water-resistant woodgrain veneer has a woodgrain pattern, excellent design properties can be obtained.

Further, in the invention described in claim 5, the water-resistant layer is a coating film.

According to the fifth aspect of the present invention, various color tones can be freely obtained with a water-resistant paint.

[0018]

First Embodiment A first embodiment of the present invention will be described below with reference to the drawings.

FIGS. 1 and 2 show a first embodiment of the present invention.
It shows.

First, the structure will be described. In the first embodiment, the structural face materials 14, 1 are provided on both upper and lower surfaces of the core material 13.
5 is characterized in that a non-combustible layer 17 and a water-resistant layer 18 are integrally provided on at least the lower surface side of the roof panel 16 formed by integrally attaching the layers 5 to each other.

As the core 13, for example, a frame as shown in FIG. 2 is used. The frame may be a wooden frame or a metal frame.

In the present embodiment, the roof panel 1
A non-combustible piece of wood cement board 19 is used as the structural face material 15 constituting the lower surface of 6. The wood chip cement board 19 is formed by mixing wood chips and water with a thermosetting cement composition mainly composed of Portland cement, alumina cement, anhydrous gypsum or gypsum hemihydrate, and shaped into a plate shape.

Further, a waterproof eaves ceiling material 20 is integrally attached to the lower surface side of the wood chip cement board 19. The eave ceiling material 20 is a plywood in which a water-resistant woodgrain veneer 22 having a woodgrain pattern is attached to the surface of a plywood base 21.

Next, the operation of the first embodiment will be described.
This will be described with reference to FIG.

Since the roof panel 16 has a structure in which the structural face members 14 and 15 are integrally attached to both the upper and lower surfaces of the core member 13, it can be easily constructed.

At least on the lower surface side of the roof panel 16, a non-combustible layer 17 and a water-resistant layer 18
, The roof panel 16 itself is provided with nonflammability and water resistance. For example, in the case of forming a backyard balcony 12 as shown in FIG. The work of attaching eave ceiling materials to the large area of the building can be eliminated.

In the case of the present embodiment, nonflammability can be obtained by the wood chip cement board 19, and water resistance can be obtained by the woodgrain veneer 22 constituting the eave ceiling material 20.

Further, since the wood chip cement board 19 having very excellent characteristics is used, high durability can be obtained.

Further, since the water-resistant woodgrain veneer 22 having a woodgrain pattern is used, an excellent design can be obtained.

[0030]

Second Embodiment FIG. 3 shows a second embodiment of the present invention. Note that the same or equivalent parts as those in the first embodiment are described with the same reference numerals.

First, the structure will be described. In the second embodiment, a non-combustible piece of wood cement board 19 is used as the structural surface material 15 constituting the lower surface of the roof panel 16. The lower surface side is coated with a water-resistant paint to form the coating film 23.

Also in this case, as in the above-described embodiment, since the non-combustible layer 17 and the water-resistant layer 18 are integrally provided on at least the lower surface side of the roof panel 16, The panel 16 itself is provided with nonflammability and water resistance. For example, in the case of forming a roof-back balcony 12 as shown in FIG. The work of attaching ceiling materials can be eliminated.

In the case of the present embodiment, the nonflammability can be obtained by the wood chip cement board 19, and the water resistance can be obtained by the coating film 23.

A non-combustible wood chip cement board 19
Since it is only necessary to apply a water-resistant paint to the lower surface of the roof panel 16, the thickness and weight of the roof panel 16 can be reduced, and the roof panel 16 can be manufactured at low cost.

Further, various color tones can be freely obtained by using a water-resistant paint.

Except for the above, the configuration is the same as that of the above embodiment, and the same operation and effect can be obtained.

[0037]

Third Embodiment FIG. 4 shows a second embodiment of the present invention. In addition, the same or equivalent parts as those in the above embodiments will be described with the same reference numerals.

First, the structure will be described. In the third embodiment, an engineering board generally called OSB (Oriented Strand Board) is used as the structural surface material 15 constituting the lower surface of the roof panel 16. Use 24. The engineering board 24 called OSB is a board obtained by hardening a wood chip with an adhesive, and has been widely used in recent years as a substitute for a structural plywood or a particle board. Note that the engineering board 24 called OSB has neither nonflammability nor water resistance.

Further, a non-combustible fire-resistant board 25 is provided on the lower surface side of the engineering board 24 called OSB.
To which a water-resistant woodgrain veneer 22 having a woodgrain pattern is attached.

As the fire-resistant board 25, for example, the surface layer and the back layer are composed of 50 parts by weight of rock wool granular cotton, 37 parts by weight of calcium carbonate powder, 8 parts by weight of an organic binder and a wax-based waterproofing agent, and organic fibers (pulp). Volcano composed of 5 parts by weight, the intermediate layer composed of 87 parts by weight of lightweight aggregate (volcanic glassy foam), 8 parts by weight of organic binder and wax-based waterproofing agent, and 5 parts by weight of organic fiber A glassy multilayer plate (trade name “Dailite” manufactured by Daiken Kogyo Co., Ltd.) is used.

Even in this case, as in the above-described embodiment, since the non-combustible layer 17 and the water-resistant layer 18 are integrally provided on at least the lower surface side of the roof panel 16, The panel 16 itself is provided with nonflammability and water resistance. For example, in the case of forming a roof-back balcony 12 as shown in FIG. The work of attaching ceiling materials can be eliminated.

In the case of the present embodiment, nonflammability can be obtained by the fireproof board 25 and water resistance can be obtained by the woodgrain veneer 22.

Further, the volcanic glassy multi-layer plate as the fire-resistant board 25 has excellent characteristics, and can obtain high proof stress and high fire resistance.

Further, since the water-resistant woodgrain veneer 22 having a woodgrain pattern is used, excellent design properties can be obtained.

Except for the above, the configuration is the same as that of the above embodiment, and the same operation and effect can be obtained.

[0046]

Fourth Embodiment FIG. 5 shows a fourth embodiment of the present invention. In addition, the same or equivalent parts as those in the above embodiments will be described with the same reference numerals.

First, the structure will be described. In the fourth embodiment, an engineering board 24 called OSB is used as the structural surface material 15 constituting the lower surface of the roof panel 16.

Further, on the lower surface side of an engineering board 24 called OSB, a water-resistant paint film 23 formed on the lower surface side of a non-combustible wood chip cement board 19 is integrally attached.

Also in this case, as in the above-described embodiment, since the non-combustible layer 17 and the water-resistant layer 18 are integrally provided on at least the lower surface side of the roof panel 16, The panel 16 itself is provided with nonflammability and water resistance. For example, in the case of forming a roof-back balcony 12 as shown in FIG. The work of attaching ceiling materials can be eliminated.

In the case of the present embodiment, the nonflammability can be obtained by the wood chip cement board 19, and the water resistance can be obtained by the coating film 23.

Further, since it is difficult to make the wood chip cement board 19 large, it is difficult to increase the size of the core material 1 as in the first and second embodiments.
In the case where the wood chip cement board 19 is directly attached to the frame constituting the frame 3, the frame must be provided at a position corresponding to the joint portion of the wood chip cement board 19 of the frame. As in the embodiment, if the wood chip cement board 19 is adhered on the engineering board 24 called OSB, which can be easily enlarged, the frame constituting the core 13 can be greatly simplified.

Further, since the wood cement board 19 having very excellent characteristics is used, high durability can be obtained.

Further, various color tones can be freely obtained by using a water-resistant paint.

Except for the above, the configuration is the same as that of the above embodiment, and the same operation and effect can be obtained.

Although the embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to this embodiment, and even if there is a design change or the like without departing from the gist of the present invention. Included in this invention.

For example, a non-combustible layer and a water-resistant layer may be provided on the upper surface side of the roof panel. In addition, when a region surrounded by a frame and a face material inside the roof panel is filled with a foam heat insulating material or a fiber heat insulating material, a roof panel having excellent heat insulating and heat shielding properties can be obtained. Other combinations of the above embodiments are also possible.

[0057]

As described above, according to the first aspect of the present invention, the roof panel is provided with a nonflammable layer and a water-resistant layer integrally on at least the lower surface side of the roof panel. Panels will have non-flammability and water resistance by themselves, for example, when constructing a balcony roof, it is possible to eliminate the work of sticking eaves ceiling material locally on a large area on the lower side of the roof panel it can.

According to the second aspect of the present invention, a high durability can be obtained because a wood chip cement plate having extremely excellent properties is used as the nonflammable layer.

According to the third aspect of the present invention, when a volcanic glassy multilayer plate is used as the nonflammable layer, high proof stress and fire resistance can be obtained.

According to the fourth aspect of the present invention, since the water-resistant woodgrain veneer has a woodgrain pattern, excellent design properties can be obtained.

Further, according to the fifth aspect of the present invention, a practically useful effect that various color tones can be freely obtained with a water-resistant paint can be exhibited.

[Brief description of the drawings]

FIG. 1 is a side sectional view of Embodiment 1 of the present invention.

FIG. 2 is a plan view of the core member of FIG.

FIG. 3 is a side sectional view of a second embodiment of the present invention.

FIG. 4 is a side sectional view of a third embodiment of the present invention.

FIG. 5 is a side sectional view of a fourth embodiment of the present invention.

FIG. 6 is an exploded perspective view of a conventional example.

FIG. 7 is a construction drawing of FIG. 6;

FIG. 8 is a schematic perspective view illustrating a balcony in the back of a house.

[Explanation of symbols]

 Reference Signs List 13 core material 14, 15 structural face material 16 roof panel 17 nonflammable layer 18 water-soluble layer 19 wood chip cement board 22 woodgrain veneer 23 coating film 25 fireproof board

Claims (5)

[Claims] 1. A roof panel comprising a core material and upper and lower surfaces integrally laminated with structural surface materials, wherein at least a lower surface side is provided integrally with a nonflammable layer and a water-resistant layer. Characterized by a roof panel. 2. The roof panel according to claim 1, wherein the non-combustible layer is a piece of wood cement board. 3. The roof panel according to claim 1, wherein the non-flammable layer is a fire-resistant board. 4. The roof panel according to claim 1, wherein the water-resistant layer is a woodgrain veneer. 5. The roof panel according to claim 1, wherein the water-resistant layer is a coating film.