JP3403943B2 - Outer insulation outer wall structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer heat insulating outer wall structure in which an outer wall finishing material having heat insulating performance is fastened to the outer wall of a building.

[0002]

2. Description of the Related Art Conventionally, there is no full-scale heat insulating material that has a full-scale heat insulating property and is attached to the outer wall as an outer heat insulating material. There were tiles on the outside wall and foamed plastic on the inside, but there was no one that was thick and had a thick heat insulating material.

There is no reason why the outer wall is required to be fireproof, waterproof, weatherproof, durable, light in weight for workability, and good in appearance.
The ones that were there were hollow asbestos or cement-based sidings, or those with an insulating material lined inside the finish. First of all, these had poor heat insulation performance or the thickness of the heat insulating material was up to about 3 cm, and when it was set to about 10 cm, there was no way to fix it to the wall, and eventually there was no full-scale finish type outer heat insulating material.

[0004]

In order to satisfy the conditions of the preceding paragraph, the heat insulating material must be light, if possible, non-combustible, and the surface coating material must be fireproof, waterproof, weather resistant and durable. However, it is necessary to have a good-looking finish material, or to make it easy to process by painting or spraying the finish material, and then use a lighter weight to prevent it from being peeled off by the strong wind like a typhoon from the outer wall. It was The present invention is intended to solve such a problem.

[0005]

According to a first aspect of the present invention, there is provided an outer heat insulating outer wall structure as an outer wall finishing material for outer heat insulation, which comprises a light insulating material such as a foamed plastic heat insulating material, which has a relatively low strength. Using an outer wall finishing material that integrates the heat insulating material and mortar by coating with mortar containing acrylic, projecting bolts or screws from the body between the upper and lower joints of the outer wall finishing materials, and between the joints By tightening the flat bar that presses down from above with the nut on the bolt or screw, the outer wall finish material is clamped between the outer wall of the skeleton and the flat bar and is light, but relatively light like a foamed plastic heat insulating material. A thin rod-shaped finishing material obtained by covering the entire surface of a heat-insulating material having no strength with mortar containing acrylic to give strength as a unit of the heat-insulating material and mortar, Wherein located between the serial junction stuck on the flat bar, and is characterized in that the flat bar, are hidden the bolt or screw, and the nut.

When it is applied to the outer wall of concrete, it is a foamed plastic heat insulating material such as urethane foam or styrene foam, non-combustible foamed plastic for the outer wall of a wooden structure, and the entire front and back surfaces thereof are fireproof, weatherproof and durable. By adding acrylic to a certain mortar to give it tenacity, to prevent cracking even with a thin coating, and to apply a penetrating waterproofing agent to it to provide waterproofness, etc., it is mentioned in the section of the problem to be solved by the invention. It can meet the requirements as a material.

When the outer wall finishing material is fastened to the concrete frame, it is possible to fasten the flat bar by utilizing the fact that the screw bolts of the separator used in the concrete formwork panel extend horizontally from the frame. .

In the present invention, since the flat bar and the outer wall of the skeleton are sandwiched between the joints between the outer wall finishing materials and the bolts or screws and nuts protruding from the outer wall of the body are fastened, the light outer wall finishing material can be used for It has the effect of not peeling off even in such strong winds.

[0009] Mortar containing insulation and acrylic for bar-like finish, may be the same as in the case of the outer wall finishing material for use, such as permeability waterproofing agent.

[0010]

[0011] The invention according to claim 2, that the external insulation external wall structure according to claim 1, the surface of the outer wall finish and tile pattern, are used finish of the bar as part of the tile pattern It is characterized by.

Since the outer wall finishing material used in the present invention is light, a large plate can be used, and it is conceivable to form a deep groove to form a tile joint for the purpose of increasing the strength of the large plate and for design reasons. In that case, the rod-shaped finishing material according to claim 1 can be used as a part of the tile pattern.

According to a third aspect of the present invention, in the outer heat insulating outer wall structure according to the second aspect , the entire surface of a heat insulating material, such as a foamed plastic heat insulating material, which is light but has relatively low strength is covered with mortar containing acrylic. In, a tile-shaped finishing material that exhibits strength as a unit of the heat insulating material and mortar is attached so as to straddle the lateral joints of the outer wall finishing materials, and used as a part of the tile pattern. It is characterized by being present. The heat insulating material for the tiled finishing material, the mortar containing acrylic, and the use of the penetrating waterproofing agent may be the same as those for the outer wall finishing material.

[0014]

1 to 6 show a specific embodiment of the outer heat insulating outer wall structure of the present invention.

In this embodiment, the separator 4 used in the formwork of the concrete outer wall 1 has a screw rod 2 having a length for the present invention, and the adhesive 4 is attached to the back surface of the main body of the outer wall finishing material 3 according to the present invention. And place it on the outer concrete wall 1,
From above, press it down with the flat bar 5, and tighten it with the screw rod 2 with the bolt 6. Figure 1 shows the exterior wall finishing material 3 at that time
2 is a cross-sectional view of the concrete outer wall 1 and FIG. 2 is a detailed cross-sectional view thereof.

The length, thickness, and in some cases, the material of the threaded rod 2 of the separator should be changed according to the present invention, and the vertical pitch is usually 60 cm, but it is necessary to improve its accuracy. is there. The bolt holes of the flat bar 5 are preferably loose holes.

Next, in order to hide the flat bar 5 and the bolt 6, an adhesive 4 is attached to the back of the rod-shaped finishing material 7 of the same quality as the outer wall finishing material 3 main body, and the upper and lower joint portions of the outer wall finishing material 3 main bodies are joined together. The flat bar 5 is embedded so as to be hidden.

[0018]

Further, a tile-shaped finishing material 8 of the same quality as that of the outer wall finishing material 3 main body is pasted so as to straddle the left and right joints of the outer wall finishing material 3 main body. FIG. 4 is its schematic view, and FIG. 5 is a sectional view of the joint. Further, FIG. 6 is a cross-sectional view at a position other than the joint portion.

Further, as shown in FIG. 4, in the present embodiment, the surface of the outer wall finishing material 3 has a tile pattern, and a tile-shaped finishing material 7 or a tile-like material to be affixed between the joint portions of the left and right outer wall finishing materials 3 is formed. By combining with the finishing material 8, the whole finished product can be made to look like a longitudinal product, an English product, or a French product.

When fastening to the wooden two-by-four structural plywood, the foamed plastic of the main body 3 of the external heat insulating material is made of a non-combustible material, and is nailed or fastened to the column with nails or screws instead of the screw bolts of the separator.

Further, in FIG. 3, the outer insulation finish material body 3 is made of mortar 3-2 containing acrylic covering the entire foamed plastic 3-1 and the outer wall is finished with stone powder 3-3 by spraying or the like. Is.

[0023]

The effects of the present invention are as follows. (1) Since it is light, the size of the panel of the outer insulation finishing material body is 60 cm in length and 180 cm in width, and the work efficiency is high because it can be carried by one person.

(2) Unlike the plastic, since the outer appearance of the mortar is acrylic mortar, it has a good cling, and stone powder or a variety of finishes can be done by simple work such as painting.

(3) The cutting is easy, and the cut can be coated with acrylic mixed mortar to easily adjust the dimensions.

(4) Since it is a mortar containing acrylic, it is possible to make a thin product that is strong and does not crack as in the case of mortar alone.

(5) Although it has been difficult to form the outer heat insulating structure until now due to the labor and the like, it is possible to easily realize the outer heat insulating structure in the present invention, the appearance is good, and the cost is low.

(6) As a result, all the advantages of the external heat insulating structure can be maintained. Also, in concrete construction, the walls of the concrete body have a heat storage effect, and since there is no condensation or moisture, even if a wooden sash is used, the wooden parts around the window will not rot, so accidents such as water leakage around the sash will occur. Less likely to happen. Since many wooden sashes have excellent heat insulating properties, they improve the heat insulating properties of the entire building, and as a result, it is possible to make the entire concrete building relatively inexpensive, such as being able to live without an inner wall.

(7) Using the screw bolts of the separator as a method of fastening to the concrete wall not only eliminates the need to hit the anchor, but also utilizes the screw bolts of the separator to cover the external heat insulation of the present invention. Since the finishing material body can be placed and fastened, work efficiency can be increased.

[Brief description of drawings]

FIG. 1 is an elevational view showing a state before a rod-shaped finishing material or a tile-shaped finishing material is attached in an embodiment of the present invention.

FIG. 2 is a vertical cross-sectional view of the vicinity of a joint portion of left and right outer wall finishing materials corresponding to FIG.

FIG. 3 is an enlarged cross-sectional view showing details of a main part corresponding to FIG.

FIG. 4 is an elevational view showing a completed state in which a rod-shaped finishing material and a tile-shaped finishing material are attached.

FIG. 5 is a vertical cross-sectional view corresponding to FIG. 4 in the vicinity of the joint portion of the left and right outer wall finishing materials.

FIG. 6 is a vertical cross-sectional view corresponding to FIG. 4, except for the vicinity of the joint position.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Concrete wall, 2 ... Bolts or screws, 3 ... Exterior wall finish material for external heat insulation, 3-1 ... Foam plastic thermal insulation material, 3
-2 ... Mortar containing acrylic, 3-3 ... Surface finishing material-
Painting, 4 ... Adhesive, 5 ... Flat bar, 6 ... Nut, 7
... rod-shaped finishing material, 8 ... tile-shaped finishing material, 9 ... vertical joints

─────────────────────────────────────────────────── ─── Continuation of front page (56) Reference JP-A-63-176554 (JP, A) JP-A-54-62618 (JP, A) JP-A-54-30275 (JP, A) JP-A-7- 305517 (JP, A) JP 5-301209 (JP, A) JP 3-287901 (JP, A) JP 3-137350 (JP, A) JP 3-87450 (JP, A) Actual opening 60-154125 (JP, U) Actual opening 3-62939 (JP, U) Actual opening 2-51639 (JP, U) Actual opening 1-73236 (JP, U) Actual opening 50-43956 (JP, Y1) (58) Fields surveyed (Int.Cl. ⁷ , DB name) E04F 13/08-13/18 E04B 1/62-1/99

Claims (3)

(57) [Claims] 1. As an outer wall finishing material for outer insulation, a light insulation material such as a foamed plastic insulation material having a relatively low strength is covered with mortar containing acrylic so that the insulation material and the mortar are integrated. Using the outer wall finishing material
By projecting bolts or screws from the body between the upper and lower joints of the outer wall finish materials, and tightening the flat bar pressing the joints from above from above with the nuts on the bolts or screws, the outer wall finish material is the body While being sandwiched between the outer wall and the flat bar, the entire surface of a heat insulating material such as a foamed plastic heat insulating material that is light but not relatively strong is covered with mortar containing acrylic, so that the heat insulating material and the mortar are integrated. outside, characterized in that the thin rod-shaped finish made out strength, laminated on the flat bar which is located between the junctions, the flat bar, the bolt or screw, and are hiding the nut Insulated outer wall structure. 2. A surface tile pattern of the outer wall finish, external insulation external wall structure according to claim 1 Symbol mounting, characterized in that the finish of the rod-shaped are used as part of the tile pattern. 3. A tile shape obtained by covering the entire surface of a heat insulating material, such as a foamed plastic heat insulating material, which is light but has relatively low strength, with mortar containing acrylic so as to provide strength as a unit of the heat insulating material and the mortar. The outer insulation outer wall structure according to claim 2 , wherein the finishing material is attached so as to straddle the lateral joints of the outer wall finishing materials and is used as a part of the tile pattern.