JPH06341194A - Outer wall panel - Google Patents

Abstract

PURPOSE:To seal joints between adjacent outer wall panels definitely when they are laid out horizontally and vertically. CONSTITUTION:There are laid out concrete boards 20 which are provided with a clearance against a reinforcing frame 10 framed in rectangular shape and which are opposed to each other where a main gasket 60 is laid out between the concrete board 20 and the reinforcing frame 10. The main gasket 60 provides a tube-shaped gasket main body 62 installed between the concrete board 20 and the reinforcing frame 10 and a leg 61 pressed into the clearance between the concrete board 20 and the reinforcing board 10 integrated into this gasket main body 62 in one piece. A sub-gasket 70 is mounted to the whole outer peripheral surface of the reinforcing frame 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer wall panel which constitutes a wall surface of a building, and more particularly, when jointed with each other, it is possible to dry-tightly seal joints formed between them. Regarding outer wall panels that can.

[0002]

2. Description of the Related Art Recently, as an outer wall of a building, an outer wall panel in which a concrete plate is attached to a steel reinforcing frame framed in a rectangular shape is used. The outer wall panel is arranged in a horizontal direction and a vertical direction on a wall surface of a building to form an outer wall so that the surface of the concrete plate is exposed outdoors.

In such an outer wall panel, when the outer wall panels are arranged in the horizontal direction and the vertical direction, the joint portion formed between the outer wall panels adjacent to each other is made airtight to prevent rainwater and the like from entering. There is a need. For this reason, an outer wall panel was developed in which gaskets were attached to the outer peripheral surface in advance, and when the gaskets of adjacent outer wall panels were pressed against each other when they were arranged in the horizontal direction and the vertical direction, the joints were made airtight. ing.

Also, in order to improve the fire resistance of the outer wall panel, an outer wall panel having a gap between the concrete plate and the reinforcing frame has been developed. Concrete board
So that there is a gap with the reinforcing frame,
It is attached by an anchor rod.

[0005]

As described above, in the outer wall panel in which the void is formed between the concrete plate and the reinforcing frame, it is necessary to hermetically seal the periphery of the void over the entire circumference. For this purpose, for example, the gasket may be attached to the outer peripheral surface of the concrete plate, the gasket may also be attached to the outer peripheral surface of the reinforcing frame, and both gaskets may make the periphery of the gap airtight. However, in this case, it is not easy to firmly attach the gasket around the concrete plate. Moreover, since the gasket is close to the surface of the concrete plate that constitutes the outer wall, there is a problem that it is visually observed from the outside and the aesthetic appearance is impaired.

The present invention solves such a problem, and its purpose is to provide excellent appearance and to reliably seal a gap formed between a reinforcing frame and a concrete plate over the entire circumference. It is possible to provide an outer wall panel that is not only capable of being sealed, but can also reliably seal a gap between adjacent outer wall panels and that is easy to manufacture.

[0007]

The outer wall panel of the present invention comprises:
An outer wall panel that is arranged in a horizontal direction and a vertical direction on a wall surface of a building and constitutes an outer wall with an airtight state between the outer wall panel, a reinforcing frame framed in a rectangular shape, and one side surface of this reinforcing frame, Between the concrete plate and the reinforcing frame so as to seal the periphery of the void provided between the concrete plate and the reinforcing frame in an airtight state, with the concrete plate mounted so as to face each other with an appropriate space. A main body having a tubular gasket main body arranged in a erected state, and legs integrated with the gasket main body so as to be press-fitted into the outer peripheral edge of the gap between the concrete plate and the reinforcing frame. A gasket and a subgasket attached to the entire outer peripheral surface of the reinforcing frame, The above-mentioned object can be achieved by the.

[0008]

In the outer wall panel of the present invention, the outer gaskets are arranged horizontally and vertically on the wall surface of the building, and the tubular gasket body portions of the main gaskets of the adjacent outer wall panels and the tubular subgaskets are pressed against each other. , The pressure contact part is made airtight. Since the leg portion of the main gasket is press-fitted between the concrete plate and the reinforcing frame, there is no risk of the main gasket being displaced, and the main gasket can be accurately attached to the predetermined position, and as a result, The gasket main body portions of the main gaskets of the adjacent outer wall panels can be reliably brought into a pressure contact state. Since the gap between the concrete plate and the reinforcing frame is sealed by the leg portion of the main gasket and the tubular gasket body portion, it is a dry type and is reliably airtight.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view showing an example of an outer wall panel of the present invention, FIG. 2 is a perspective view of a main part showing an arrangement state of a pair of outer wall panels, and FIG. 3 is a sectional view thereof. This outer wall panel is
A reinforcing frame 10 formed by frame-forming rectangular steel having a U-shaped cross section into a rectangular shape, and a plurality of anchor rods 30 are provided between the reinforcing frame 10 and the reinforcing frame 10 at appropriate intervals. It has a concrete board 20 arranged so as to face the side surface.

The reinforcing frame 10 is framed so that the web 11 which is the bottom surface of the channel steel serves as the outer peripheral surface and the flange 12 forms the peripheral portion of the opening in the reinforcing frame 10. The concrete plate 20 attached to the reinforcing frame 10 is attached to a building in a horizontal direction and a vertical direction so as to form a wall surface such that a surface opposite to the reinforcing frame 10 is exposed outdoors.

At the outer peripheral side edge of the back surface of the concrete plate 20 on the side of the reinforcing frame 10, the base ends of a plurality of anchor rods 30 are embedded at appropriate intervals in the circumferential direction. The base end of each anchor rod 30 is
The concrete plate 20 is embedded so as to be orthogonal to the outer peripheral surface of the concrete plate 20 at a proper distance from the outer peripheral surface thereof, and the portion close to the outer peripheral surface of the concrete plate 20 extends from the rear surface of the concrete plate 20 to the reinforcing frame 10 side. It is bent along the concrete plate 20 so as to project and fit between the flanges 12 of the reinforcing frame 10. The tip of the anchor rod 30 is attached by welding to the inner surface of the flange 12 of the reinforcing frame 10 that is positioned with a proper gap from the back surface of the concrete plate 20.

On the other side surface of the reinforcing frame 10, a surface outer peripheral edge portion of a heat resistant heat insulating mat 40 covering the opening of the reinforcing frame 10 is in contact. Insulation mat 40 is 10
It is composed of a ceramic fiber such as alumina fiber having heat resistance to high heat of 00 ° C. or higher. The heat insulating mat 40 is attached to the reinforcing frame 10 by instantaneously welding the tip end of the welding pin 42 driven through the washer 41 to the flange 12 of the portion of the reinforcing frame 10 that is in contact with the flange 12. There is.

In the frame surrounded by the reinforcing frame 10,
A heat insulating plate 50 is provided. Each surface of the heat insulating plate 50 is located in the same plane as the outer surface of each flange 12 of the reinforcing frame 10. Therefore, the heat insulating plate 50 is
And a concrete plate 20 are provided with an appropriate space. The heat insulating plate 50 is formed into a plate shape with a heat insulating material having excellent heat insulating properties such as rock wool and glass wool. The heat insulating plate 50 is in a state of being in contact with the front end surface of each flange 12 of the reinforcing frame 10, and is not fitted between the flanges 12 of the reinforcing frame 10.

The heat insulating plate 50 is integrated with the heat insulating mat 40 attached to the reinforcing frame 10 by driving a plurality of snail-shaped fixing members 43 into the heat insulating mat 40.

The concrete board 20 has a rectangular shape slightly larger than the reinforcing frame 10 framed in a rectangular shape, and the outer peripheral surface of the concrete board 20 is located outside the outer peripheral surface of the reinforcing frame 10. . Then, the corner portion between the outer peripheral surface and the back surface of the concrete plate 20 is cut out to form a cutout portion 21.

A main gasket is provided between the concrete plate 20 and the reinforcing frame 10 so as to hermetically seal a space provided between the concrete plate 20 and the reinforcing frame 10 and to hermetically seal between the outer wall panels. 60 are arranged. The main gasket 60 includes an elastic leg portion 61 fitted between the flange 12 of the reinforcing frame 10 and the inner surface of the concrete plate 20, and the leg portion 6.
Reinforcement frame 10 and concrete board 2 integrated into 1
0 and a tubular gasket main body 62 having elasticity arranged in a erected state.

The gasket main body 62 has an elliptical cross section, and one side is fitted into the notch 21 of the concrete board 20 and adhered by an adhesive. On the other side of the gasket body 62, a lip portion 62a is provided that is in pressure contact with a portion of the web 11 of the reinforcing frame 10 near the flange 12 on the concrete plate 20 side. The lip portion 62a is provided on the reinforcing frame 10.
The press contact surface with and is curved so as to follow the curved corners of the web 11 and the flange 12 in the reinforcing frame 10, and the lip portion 62a and the web 11 are bonded by an adhesive.

The leg portion 61 integrated with the gasket main body portion 62 is fitted between the flange 12 of the reinforcing frame 10 and the concrete plate 20 and has a rectangular cross section so as to be pressed against both. And near its tip,
A pair of ribs 61a protruding on the back surface of the concrete board 20
Is provided. The tip of each rib 61a is pressed against the back surface of the concrete plate 20. Each rib 61a is in a state of being inclined so that the tip end on the protruding side is located on the gasket body 62 side.

In the main gasket 60, the legs 61 are harder than the gasket body 62, and each is made of an elastic body having excellent airtightness. For example, the gasket body 62 is ethylene propylene rubber,
The leg portion 61 is made of chloroprene rubber, silicone rubber, or the like. Gasket body 62 and legs 61
Is manufactured, for example, by integrally extruding different materials.

An elastic tubular subgasket 70 is provided on the outer peripheral surface of the web 11 in the reinforcing frame 10. The subgasket 70 has an elliptical cross section and is adhered to the outer surface of the web 11 with an adhesive. This subgasket 70 is also made of a material having excellent airtightness and elasticity, and for example, ethylene propylene rubber having the same material as that of the gasket main body 62 of the main gasket 60 is used.

The volume of the adhesive for bonding the main gasket 60 and the subgasket 70 does not decrease with time,
In addition, any material can be used as long as the airtightness is maintained, and an adhesive or elastic sealant such as chloroprene rubber type, epoxy elastic type, silicone type, modified silicone type or the like is used.

In order to make the main gasket 60 and the sub-gasket 70 into shapes corresponding to the corners of the reinforcing frame 10 framed in a rectangular shape, for example, gaskets having a length along each frame material of the reinforcing frame 10 are used. Each gasket is manufactured by an extrusion molding method, and each end surface of the manufactured gasket is cut at an angle of 45 degrees with respect to the longitudinal direction, and the end surfaces of each gasket are butted against each other and heated to melt or bond. It can be adhered at.

The outer wall panel having such a structure is, for example,
Manufactured in a factory. To manufacture the outer wall panel, first, the tip ends of the plurality of anchor rods 30 are welded to the inner surface of the flange 12 of the reinforcing frame 10 and fixed to the formwork. And
After pouring concrete into the mold to cure and effect it, the base end portion of the anchor rod is embedded in the concrete plate 20, and the concrete plate 20 and the reinforcing frame 1
They are connected with a gap between them and 0.

Further, the sub-gasket 70 is bonded to the outer peripheral surface of the web 11 in the reinforcing frame 10 with an adhesive, and the main gasket 60 is bonded to the reinforcing frame 10 and the concrete board 20 with an adhesive. Then, the heat insulating mat 40 and the heat insulating plate 50 are integrated by the fixing tool 43 and fitted into the opening of the reinforcing frame 10, and the heat insulating mat 40 is attached to the reinforcing frame 10 by the welding pin 42. The outer wall panel thus manufactured is transported to a building site such as a house, and the outer wall panels are connected in the horizontal and vertical directions at the building site.

Instead of such a manufacturing method, the heat insulating mat 40 and the heat insulating plate 50 may be integrated in a factory and attached to the reinforcing frame 10 at a construction site.

The outer wall panels are arranged horizontally and vertically on the wall surface of the house so that the gasket body portions 62 of the main gaskets 60 and the sub gaskets 70 of the outer gaskets adjacent to each other are pressed against each other. The tubular gasket main bodies 62 and the sub-gasket 70 are brought into a compressed state. As a result, the gasket body portions 62 and the sub-gaskets 70 that are pressed against each other are hermetically sealed.

As described above, in the outer wall panel of the present invention, the main gasket 60 that seals the gap between the concrete plate 20 and the reinforcing frame 10 over the entire circumference is press-fitted between the concrete plate 20 and the reinforcing frame 10. The leg portions 61 are firmly arranged without displacement. Therefore, even when the main gasket 60 is attached so as to cover the gap between the concrete plate 20 and the reinforcing frame 10, the leg gasket 61 is press-fitted into the gap, whereby the entire main gasket 60 is positioned, so that the construction is performed. Will be easier. Moreover, since the periphery of the void is sealed by both the leg portion 61 and the gasket main body 62, there is no possibility that rainwater or the like will enter the void due to the capillary phenomenon.

The lip portion 62a of the gasket body 62
Is bonded to the corner portion of the reinforcing frame 10 with an adhesive, so that the gasket body 62 is securely attached between the reinforcing frame 10 and the concrete plate 20 without displacement. Since the gasket main body portion 62 is arranged in a portion recessed from the surface of the concrete plate 20 exposed to the outside, when the wall surface is constituted by the outer wall panel, the gasket main body portion 62 is hardly noticeable and has excellent appearance. ing.

[0030]

As described above, the outer wall panel of the present invention can reliably seal the gap provided between the reinforcing frame and the concrete plate by the leg portion of the main gasket and the gasket body portion, and moreover, the leg portion By press-fitting the portion into the space, it can be accurately attached without displacement. Further, the outer wall panel of the present invention has excellent appearance.

[Brief description of drawings]

FIG. 1 is a perspective view showing an example of an outer wall panel of the present invention.

FIG. 2 is a perspective view of a main part showing a usage state of the outer wall panel.

FIG. 3 is a cross-sectional view of a main part of the outer wall panel.

[Explanation of symbols]

 10 Reinforcement Frame 11 Web 12 Flange 20 Concrete Plate 30 Anchor Rod 40 Insulation Mat 50 Insulation Plate 60 Main Gasket 61 Legs 62 Gasket Body 62a Lip 70 Subgasket

Claims (1)

[Claims] 1. An outer wall panel which is arranged in a horizontal direction and a vertical direction on a wall surface of a building and constitutes an outer wall with an airtight state between the outer wall panel and a reinforcing frame which is framed in a rectangular shape. A concrete plate attached to one side surface so as to face each other with an appropriate gap, and a concrete plate so as to hermetically seal the periphery of the gap provided between the concrete plate and the reinforcing frame, and It was integrated with the tubular gasket body that was placed between the reinforcing frames in a erected state, and that it was pressed into the outer peripheral edge of the gap between the concrete plate and the reinforcing frame. It is characterized by comprising a main gasket having legs and a sub-gasket attached to the entire outer peripheral surface of the reinforcing frame. Outer wall panel to be.