JP2000213181A - Method for execution of finish of alc exterior wall and finish structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method for execution of finish for repair and a finish structure which can be applied to an ALC exterior wall and also enable decrease of the thickness of wall coating and consequent reduction of the cost of execution of finish. SOLUTION: A net composition body 1 is stretched and fitted on the surface side of an exterior wall formed of an ALC panel 7, with substrate regulating coating 4 interlaid. A washer 2 is fitted from over the net composition body 1 by a connector constituted of a screw 3 for ALC to be connected to the ALC panel 7 and the net composition body 1 is fastened by the washer 2. Moreover, wall coating 5 is applied on the net composition body 1. In this method for execution of finish of the exterior wall, a fitting having an indent 2a wherein the head 3a of the screw 3 is sunk and a flat part 2b which expands from the peripheral edge of the opening of the indent 2a is used as the washer 2. Before the screw 3 is driven to be connected to the ALC panel 7, a countersink recess 9 is bored from over the net composition body 1 and the body 1 is fastened by the flat part 2b of the washer 2 of which the indent 2a is embedded in the countersink recess 9. According to this constitution, application of this method to the ALC panel 7 is enabled, while it is possible to decrease the thickness of the wall coating 5 and to reduce the cost of execution of finish consequently.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a structure for finishing an external wall made of ALC (autoclave cured aerated concrete).

[0002]

2. Description of the Related Art Conventionally, as a finishing construction method of an outer wall,
JP-A-5-113012 and JP-A-9-3171
There is one published in Japanese Patent Publication No. 99. The finishing method of the outer wall disclosed in these publications relates to a concrete outer wall, and a net composition is adhered to the surface side of the concrete outer wall via a foundation adjustment coating material, and connected to the outer wall from above the net composition. Then, a washer is attached to the net composition, the net composition is fastened with the washer, and a finish coating material is applied on the net composition.

[0003] The above-mentioned connecting device uses a concrete anchor for press-fitting a nail-shaped core rod into the hollow anchor body, and inserts a hollow anchor body into which a washer is set into an embedded hole drilled in the outer wall. After that, the expansion rod provided at the tip of the hollow anchor main body is expanded by hitting the core rod with a hammer to fix the hollow anchor body in a retaining state.

[0004]

The concrete outer wall can withstand the impact of hammering the core rod of the concrete anchor with a hammer and the compressive stress caused by the expanded extension of the hollow anchor main body, and makes the connecting member strong. Can be attached. However, in the case of the ALC outer wall, when the anchor for concrete is used, there is no strength enough to withstand the impact when the core rod of the concrete anchor is hammered with a hammer and the compressive stress due to the expanded extension of the hollow anchor body. Cracks occur. Therefore, it is impossible to firmly attach the concrete anchor to the ALC outer wall, and the conventional finishing method cannot be applied. In the conventional construction method, the head of the hollow anchor body projects from the washer because the washer is attached to the flat washer while the head of the hollow anchor body is locked. However, in order to cover the head of the protruding hollow anchor main body, it is necessary to apply a thick finish coating material, which causes an increase in construction cost. Therefore, an object of the present invention is to provide a finish construction method and a finish structure that can be applied to an ALC outer wall and reduce the construction cost by reducing the thickness of a finish coating material.

[0005]

Means adopted by the present invention according to the present invention, which can be applied to an outer wall made of ALC and reduce the construction cost by reducing the thickness of the finish coating material, is as follows.
A net composition is adhered to the surface side of the outer wall via a base adjustment coating material, a washer is attached to the outer wall from above the net composition, and the net composition is fastened with a washer, and further on the net composition. In the method for constructing an outer wall for applying a finish coating material to the outer wall, the outer wall is made of an ALC panel, and a screwing screw for ALC is used as the connecting tool, and a recessed part for sinking a head of the screw as the washer is provided. Before forming the flat portion extending from the periphery of the opening of the recessed portion and screwing the screw into the ALC panel and connecting the screw to the ALC panel, a digging recess is formed from above the net composition, and the digging is performed. A method for finishing an ALC outer wall, comprising fastening the net composition to a flat portion of a washer in which a recess is embedded in a recess. In addition, a tile may be stuck using a finishing coating material. In the present invention, since the ALC threaded screw is screwed into the ALC panel and the washer is attached, the screw can be connected without causing cracks in the ALC panel, and the ALC panel can be connected to the recessed portion of the washer buried in the recess. Since the head of the screw is submerged and the net composition is fastened to the flat portion of the washer, the portion protruding above the net composition can be thinned to reduce the applied thickness of the finish coating material.

In order to be applicable to an ALC outer wall to which a tile is attached, a means adopted by the present invention according to claim 2 is that the outer wall has a tile attached to the ALC panel, 2. The AL according to claim 1, wherein a net composition is attached to the surface side of the tile via the base adjustment coating material.
This is a method of finishing the outer wall made of C. In the present invention,
It can be installed even when there is an existing tile on the ALC panel.

In order to reduce the construction cost by reducing the thickness of the finish coating material which can be applied to the ALC outer wall, the means adopted by the present invention according to the third aspect of the present invention is to provide a base adjustment coating material on the surface side of the outer wall. Attach the washer with a connector that attaches the net composition to the outer wall from the top of the net composition, fasten the net composition with the washer, and apply a finish coating material on the net composition. In the method, the outer wall is made of an ALC panel, and the washer is integrated as the connecting member by spreading a washer flat portion from the top of the screw head to the periphery and digging on the screwed side of the screw head. When using a screw for ALC with a washer with a ridge formed, and screwing the screw into the ALC panel and connecting the screw, the screw is screwed from the digging ridge while digging. A and by, from the the net composition body
This is a method for finishing an ALC outer wall, wherein a screw head is sunk into a dug portion formed toward an LC panel. In addition, a tile may be stuck using a finishing coating material. According to the present invention, since the ALC threaded screw is screwed into the ALC panel and the washer is attached, the screws can be connected without causing cracks in the ALC panel, and a counterbore formed by screwing the screw is formed. By making the head of the screw sink into the portion and fastening the net composition at the flat portion of the washer, the portion protruding above the net composition can be thinned, and the applied thickness of the finish coating material can be reduced.

The means adopted by the present invention according to the present invention, which can be applied to the outer wall made of ALC and reduces the thickness by reducing the finished thickness, is provided on the surface side of the outer wall through a base coating material. The outer wall structure in which the body is stuck, the net composition is fastened with a washer attached to the outer wall from above the net composition with a connecting tool, and a finish coating material is further applied on the net composition. The outer wall is made of an ALC panel, and the ALC screw-in screw is used as the coupling tool, and the washer is formed with a recess for sinking the head of the screw and a flat portion extending from the opening periphery of the recess. Used, a recessed portion of a washer is buried in a digging recess formed from above the net composition, and the net composition is fastened to a flat portion of the washer. A finishing structure ALC made outer wall characterized. In addition, a tile may be stuck using a finishing coating material. According to the present invention, AL
Since the screw for C is used, the screw can be screwed and connected without generating cracks on the ALC panel. Also, the head of the screw is sunk into the recess of the washer embedded in the digging recess and the washer is screwed. Since the net composition is fixed at the flat portion, the portion protruding above the net composition can be made thinner, so that the applied thickness of the finish coating material can be reduced.

In order to be applicable to an ALC outer wall to which a tile is attached, a means adopted by the present invention according to claim 5 is that the outer wall has a tile attached to the ALC panel, 5. The finished structure of an ALC outer wall according to claim 4, wherein a net composition is adhered to a surface side of the tile via the base adjustment coating material. According to the present invention, the present invention can be applied even when there is an existing tile on an ALC panel.

[0010] The means adopted by the present invention according to the present invention, which can be applied to an ALC outer wall, reduces the finishing thickness and reduces the number of construction steps to reduce the cost, is applied to the front side of the outer wall. A net composition is stuck through the material, the net composition is fastened with a washer attached to the outer wall from the top of the net composition, and a finish coating material is further applied on the net composition. In the outer wall structure, the outer wall is made of an ALC panel,
ALC screw with a washer with the washer integrated with the screw head as a connecting tool by spreading a washer flat from the top of the screw head to the periphery and forming a digging ridge on the screwing side of the screw head. A finishing structure of an ALC outer wall, wherein a head of the screw is sunk from the net composition toward the ALC panel using a screw. In addition, a tile may be stuck using a finishing coating material. In the present invention, since the screw for ALC is used as the connecting tool, the screw can be screwed and connected without causing a crack on the ALC panel, and the screw is screwed from the net composition toward the ALC panel. Since the head is submerged and the net composition is fastened to the flat portion of the washer, the portion protruding above the net composition can be thinned to reduce the thickness of the applied finish material.

[0011]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a finish construction method and a finish structure of an ALC outer wall according to the present invention.

(First Embodiment) FIGS. 1 to 5 show a first embodiment of a finishing construction method and a finishing structure of an ALC outer wall according to the present invention, and FIG. 1 shows a finishing structure. FIG. 2 is a cross-sectional view showing a state in which a net composition is adhered to a base adjustment coating material applied on an ALC panel, and FIG. FIG. 4 is a cross-sectional view showing a state in which a washer is to be attached using a screw for screwing, FIG. 4 shows a washer, (A) is a front view, (B) is a cross-sectional view, and FIG. It is sectional drawing which shows the finishing structure of the boundary part of an ALC panel.

In preparing the new finishing layer B, the net composition 1, the washer 2, the ALC
Screw 3, screw-base adjustment coating material 4, finish coating material 5, and tile 6. As the net composition 1, a known one in which a plurality of long fiber yarns coated with a synthetic resin are compositely integrated with an alkali-resistant short-fiber nonwoven fabric sheet in a crossed state in several axial directions (particularly, No. 9-317199). As shown in FIG. 4, the washer 2 includes a central depression 2a, a flat portion 2b extending from the periphery of the opening of the depression 2a to the periphery, and a screw insertion hole 2c provided at the center of the bottom of the depression 2a. The one having a large number of small-diameter through holes 2d in the flat portion 2b is used. The washer 2 sinks the entire head 3a of the ALC screw-in screw 3 (see FIG. 1) inserted into the screw insertion hole 2c and engaged with the peripheral portion of the screw insertion hole 2c in the recess 2a. You can do it. The ALC screw-in screw 3 is a screw dedicated to ALC having a screw portion 3b and a head portion 3a, and for example, a product name “Arinco” of Maru M Co., Ltd. is used. On the head 3a of the screw 3,
An engagement recess for engaging the tip of a screwing tool such as a screwdriver is provided.

As the base adjustment coating material 4, a panel base adjustment coating material directly applied to the surface of the ALC panel 7;
A base composition coating material for a net composition, which serves as a base for the net composition 1, is used. As the former panel adjustment coating material, for example, Portland cement and an aggregate such as silica sand are used as main components, and a workability improving agent, a waterproofing agent, an anti-sagging agent, an anti-whitening agent, an anti-shrinkage agent, etc. The added powder is converted into a modified styrene / butadiene copolymer (with a solid component of about 20%).
%), Which is a stock solution of an admixture consisting of mortar. As the latter base composition coating material for a net composition, a mixture of an aggregate and powder having substantially the same components as the above-described base composition coating composition for a panel is used. Knead with a double dilution to form a soft paste. The finish coating material 5 is for tile application, and is mainly composed of, for example, Portland cement and an aggregate such as silica sand, and has a workability improving agent, a waterproofing agent, an anti-sagging agent, and an anti-whitening agent. And a mortar-like mixture of a powder to which a shrinkage inhibitor and the like are added and a mixture of a modified styrene / butadiene-based copolymer (solid component: about 5%). In addition, the panel base adjustment coating material to be directly applied to the surface of the ALC panel 7 and the net composition base adjustment coating material to be the bonding base of the net composition 1 may be the same composition.

The construction method of this embodiment is performed according to the following process order. First, as shown in FIG. 2, the surface of the ALC panel 7, which is the old finishing layer A, is cleaned and corrected by high-pressure cleaning or the like. Only a certain thickness of about 2-3mm,
Apply a thin coat on the covering with a plastering iron. When the applied layer of the panel base coating material 4 is appropriately cured, the base composition base coating material for a net composition is applied to the surface of the coated layer with a plaster iron or the like for about 2-3 mm. Is applied thinly to form a base layer made of the base adjustment coating material 4.

Then, before the coating layer of the base composition coating material for a net composition has not yet been cured, the net composition 1 is successively adhered by a pressure roller 8 or the like. At this time, the base adjustment coating material for panel is sufficiently wrapped and penetrated into the mesh formed by the intermingled long fiber yarns of the net composition 1, and the surface of the short fiber non-woven fabric is used as the base adjustment coating material for net composition. Attach it so that it fluffs out of the plane.
After completion of the application of the net composition 1, curing is carried out for a required period of time while avoiding direct sunlight, rainfall, frost damage and the like, so that the composition is completely hardened in the above-mentioned construction state. In addition, one kind of base adjustment coating material 4 is applied to the surface of the ALC panel 7,
The net composition 1 may be stuck using this coating layer.

After the curing period has elapsed, a position for attaching the ALC screwing screw 3 is marked on the surface side of the attached net composition 1, and then an electric drill (not shown) is provided at each marking position. 3, a digging recess 9 as shown in FIG. 3 is formed from the outside of the net composition 1 which has been hardened. The marking should be made at about 6 places per square meter of the panel surface area, and at the inside of the panel at least 30 mm away from the outside surface 7a (see FIG. 5) of one ALC panel 7 to secure the screw mounting strength. Is preferred. The size of the recess 9 is such that the annular flat portion 2b of the washer 2
Is set to a size that allows the depression 2a of the washer 2 to be sunk so that the abutment is brought into contact. The number per unit area to be marked (that is, A per unit area)
The number of screws 3 for screwing LC) is determined in advance by measuring the pull-out strength of the screws 3 at a plurality of locations on the ALC panel 7 at the construction site, and determining the required number of screws for obtaining the mounting strength of the net composition 1. Preferably, it is determined based on the pullout strength of No. 3. Thereby, it is possible to cope with the ALC panel 7 at the deteriorated construction site.

Next, the recess 2a of the washer 2 is fitted into the cleaned inside of each of the recesses 9 so as to sink.
Subsequently, the screw 3 inserted into the screw insertion hole 2c of the washer 2 is screwed toward the ALC panel 7 with an electric screwdriver or the like. At this time, by screwing in with a constant torque,
Prevents panel-side screw breakage due to excessive screwing. By screwing the ALC screw-in screw 3 in this manner, the screw 3 can be connected without causing a crack in the ALC panel 7.

When the attachment of all the washers 2 with the screws 3 is completed, finally, as shown in FIG. 1, the finishing coating material for sticking the tile 6 which is to be the decorative surface of the new finishing layer B. 5 by the plastering iron or the like
The tile 6 is applied with a thickness of about 3 mm so as to be entangled with the short-fiber non-woven fabric which is fluffy and does not come into contact with the washer 2, and then the tile 6 is adhered and fixed to obtain the finished structure of the present invention. Since the portion protruding above the net composition 1 is only the thin flat portion 2b of the washer 2, the finish coating material 5 can be reduced in coating thickness. The applied finish coating material 5 also penetrates and penetrates into the through-hole 2d of the washer 2 to be continuously integrated with the preceding base adjustment coating material 4. In addition, since the net composition 1 pressed by the washer 2 is covered with the finishing coating material 5 from the outside, the new finishing layer B is
By the net composition 1 and the screw 3, A, which is the old finishing layer A, is used.
It is completely fixed and integrated with the LC panel 7.

As shown in FIG. 5, when the new finishing layer B is applied to a plurality of ALC panels 7, maintenance of the old seal portion 10 between the adjacent ALC panels 7, 7 can be performed. As described above, the base adjustment coating material 4, the net composition 1, the finish coating material 5, and the tile 6 are applied to each ALC panel 7 as described above, and the tiles formed between the adjacent ALC panels 7, 7 are formed. New sealing material 1 at joint C
Fill 1

When the new finishing layer B is to be mortar-finished without tiles, the finishing coating material 5 for tile application is replaced with a finishing mortar, preferably to a constant thickness of about 3 to 10 mm. It is sufficient to apply a thick coat and apply a finish coat to the surface as needed after curing.

(Second Embodiment) FIG. 6 is a sectional view showing a second embodiment of a method and a structure for finishing an ALC outer wall according to the present invention, and showing a finished structure. In the present embodiment, the old finishing layer A is tiled A
The LC panel 7 has a new finishing layer B on the old tile 15 of the old finishing layer A. The new finishing layer B is constructed using the net composition 1, the washer 2, the ALC screwing screw 3, the base adjustment coating material 4, the finishing coating material 5, and the tile 6, as in the first embodiment. .

The construction method of this embodiment is performed according to the following process order. First, the surface of the old finishing layer A is cleaned and corrected by high-pressure cleaning or the like.
Among them, the base material for panel adjustment is applied thinly by a plastering iron or the like to a coating thickness of a constant thickness of about 2 to 3 mm. When the applied layer of the panel base adjustment coating material 4 which has been applied is appropriately cured, the base composition base adjustment coating material for a net composition is coated on the surface of the applied layer in the same manner as in the first embodiment. Also, the undercoat layer made of the undercoat adjustment coating material 4 is formed by applying a thin coat of about 2-3 mm with a plastering iron or the like.

Then, before the layer to which the panel base adjustment coating material has been applied has not yet been cured, the net composition 1 is continuously pressed by the pressure roller 8 (see FIG. 2) or the like.
In the same manner as in the first embodiment, the base adjustment coating material 4 is cured for a required period and completely cured. In some cases, one type of the base adjustment coating material 4 is applied to the surface of the old finishing layer A, and the net composition 1 is attached using the applied layer.

If the curing period has elapsed, the first
As in the embodiment, the attached net composition 1
Mark the position where the ALC screwing screw 3 is to be attached on the front side of the ALC, and then use an electric drill (not shown) to penetrate the old tile 11 from the outside where the net composition 1 was hardened by using an electric drill (not shown). The recess 9 is dug so as to make it.

Next, the recess 2a of the washer 2 is fitted into the cleaned inside of each of the recesses 9 so as to sink.
Subsequently, AL is inserted into the screw insertion hole 2c of the washer 2.
The C screw 3 is screwed into the ALC panel 7 with an electric screwdriver or the like.

When the mounting of all the washers 2 with the screws 3 is completed, finally, the finishing coating material 5 for sticking the tile 6 to be the decorative surface of the new finishing layer B is provided.
The tile 6 is applied by a plaster iron or the like to a thickness of about 3 mm so as to be entangled with the short fiber non-woven fabric fluffed from the net composition 1 and not to come into contact with the washer 2, and then the tile 6 is adhered and fixed.

(Third Embodiment) FIGS. 7 to 9 show a first embodiment of a finishing construction method and a finishing structure of an ALC outer wall according to the present invention, and FIG. 7 shows a finishing structure. FIG. 8 is a sectional view showing a state immediately before screwing a screw for ALC with a washer from above a net composition adhered on an ALC panel, and FIG. 9 shows a screw for ALC with a washer. (A) is a front view and (B) is a side view.

The present embodiment is intended to reduce the number of construction steps as compared with the first embodiment. For this purpose, the construction is carried out using ALC screw-in screws 14 with washers. As shown in FIG. 9, the ALC screw-in screw 14 with a washer has a frusto-conical screw head 13.
a screw body 13 having a plurality of digging ridges 13b formed on the screwing side of the screw head 13a, and a flat washer 12, both of which are formed so as to spread the washer flat portion 12a from the top of the screw head 13a to the periphery. It is integrated by welding or rotatable connection. Streak ridge 13b
Is for digging a recess for sinking the screw head 13a when screwing the screw body 13. The ALC screw-in screw 14 with a washer is provided with an opening 12b in the center of the flat washer 12 so that the tip of a screwing tool such as a screwdriver can be engaged with an engaging recess 13c provided in the screw head 13a. I can do it. The flat washer 12 has a large number of through holes 12d. The screw 14 has a flat surface having no protruding portion on the surface of the flat washer 12 opposite to the side on which the screw body 13 is provided.

In the embodiment, the old finishing layer A, AL
A new finishing layer B is constructed on the panel 7 made of C. The new finishing layer B is constructed using the same net composition 1, base adjustment coating material 4, finishing coating material 5, and tile 6 as in the first embodiment.

The construction method of the present embodiment is performed according to the following process order. First, as shown in FIG. 8, the surface of the ALC panel 7 is cleaned and corrected by high-pressure cleaning or the like in the same manner as in the first embodiment. The coating material is thinly applied to the coating state by a plastering iron or the like by a constant thickness of about 2 to 3 mm.
When the applied panel base adjustment coating material layer has been appropriately cured, similarly to the first embodiment, the base composition base adjustment coating material for a net composition is applied to the surface of the layer using a plaster iron or the like. The undercoat layer made of the undercoat adjustment coating material 4 is formed by applying a thin coating in a covering state of about 2 to 3 mm.

Then, before the layer to which the panel base adjustment coating material has been applied has not yet been cured, the net composition 1 is continuously pressed by the pressure roller 8 (see FIG. 2) or the like.
In the same manner as in the first embodiment, the base adjustment coating material 4 is cured for a required period and completely cured. ALC
The undercoating composition for panel application directly applied to the surface of the panel 7 and the undercoating composition for net composition, which is to be a base for attaching the net composition 1, may be the same composition.

When the curing period has elapsed, the position where the ALC screwing screw 14 is to be attached is marked on the surface side of the attached net composition 1, and then the net composition 1 is hardened and hardened at each marking location. The ALC screwing screw 14 is screwed with an electric screwdriver or the like toward the ALC panel 7 from the outside, and the front side of the net composition 1 is pressed down with the flat washer 12 as shown in FIG. At the time of this screwing, the screw 14 for ALC with a washer is used for the hardened layer of the base adjustment coating material 4 and the AL.
Since the C-made panel 7 is screwed while digging with the streak-like digging ridge 13b, the screw head 13a can be sunk. The screw 14 is screwed with a constant torque to prevent the panel side from being cut off due to excessive screwing. By screwing the ALC screwing screw 14 in this manner, the screw main body 13 can be connected without causing a crack in the ALC panel 7.

When all the ALC screwing screws 14 have been mounted, finally, the finishing coating material 5 for attaching the tile 6 to be the decorative surface of the new finishing layer B is applied by a plastering iron or the like. The tile structure 6 is applied by a thickness of about 3 mm so as to be entangled with the short-fiber nonwoven fabric fluffed from the net composition 1 and not to come into contact with the flat washer 12, and then the tile 6 is adhered and fixed. And Since the portion of the finish coating material 5 protruding above the net composition 1 is only the thin flat portion 12a of the washer 12, the coating thickness can be reduced. The applied finish coating material 5 also wraps around and penetrates the through holes 12d of the washer 12, and is continuously integrated with the preceding base adjustment coating material 4. In addition, since the net composition 1 pressed by the washer 12 is covered with the finishing coating material 5 from the outside, the new finishing layer B is formed by the net composition 1 and the ALC screwing screw 14. Is completely fixed and integrated with the ALC panel 7 which is the old finishing layer A.

When the new finishing layer B is to be mortar-finished without using tiles, the tile-finish finishing coating material 5 is replaced with a finishing mortar, preferably to a constant thickness of about 3 to 10 mm. It is sufficient to apply a thick coat and apply a finish coat to the surface as needed after curing.

[0036]

According to the first and third aspects of the present invention, the AL according to the present invention is provided.
The finish construction method according to the present invention described in claims 4 and 6 and the finish construction method using a net composition and a connecting tool for attaching the same can be applied to an ALC panel. At the same time, the thickness of the finish coating material can be reduced to reduce the construction cost. The finishing method of the ALC outer wall according to the second aspect of the present invention and the finishing structure according to the fifth aspect of the present invention include finishing the tile using a net composition and a connecting tool for attaching the net composition. Can be applied to the existing ALC outer wall.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of the present invention;
It is sectional drawing which shows a finishing structure.

FIG. 2 shows the same embodiment, and is a cross-sectional view showing a state in which a net composition is stuck to a base adjustment coating material applied on an ALC panel.

FIG. 3 is a cross-sectional view showing the same embodiment and showing a state in which a washer is to be attached to a digging recess formed through a net composition using a screw for ALC.

4A and 4B show a washer used in the embodiment, wherein FIG. 4A is a front view and FIG. 4B is a cross-sectional view.

FIG. 5 is a cross-sectional view showing the same embodiment and showing a finishing structure of a boundary portion between two adjacent ALC panels.

FIG. 6 shows a second embodiment of the present invention;
It is sectional drawing which shows a finishing structure.

FIG. 7 shows a third embodiment of the present invention;
It is sectional drawing which shows a finishing structure.

FIG. 8 is a cross-sectional view showing the same embodiment and showing a state immediately before screwing a screw for ALC with a washer from above a net composition adhered on an ALC panel.

FIG. 9 shows a screw-in screw for ALC with a washer used in the embodiment, wherein (A) is a front view,
(B) is a side view.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Net composition, 2 ... Washer, 2a ... Depressed part, 2b
... flat part, 3 ... screw for ALC, 3a ... head, 4
... Base adjustment coating material, 7 ... ALC panel, 9 ... Digging recess, 12 ... Flat washer, 13 ... Bis body, 13b ... Digging ridge, 14 ... ALC screw-in screw

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2E110 AA41 AA46 AB04 BA04 BA12 CA03 CC04 DC12 DC24 DD03 GA34W GA44Y GB24Y GB42Y 2E176 AA02 BB14 BB15 BB25 BB36 DD26

Claims (6)

[Claims] 1. A net composition is stuck on the surface side of an outer wall via a base adjustment coating material, and a washer is attached to the outer wall from above the net composition, and the net composition is fastened with a washer. In a method of constructing an outer wall for applying a finish coating material on a net composition, the outer wall is made of an ALC panel, and a screw for ALC is used as the coupling tool, and a head of the screw is sunk as the washer. Before forming the recessed portion and the flat portion extending from the periphery of the opening of the recessed portion and screwing the screw into the ALC panel and connecting the ALC panel, a digging recess is formed from above the net composition. A method of finishing an ALC outer wall, wherein the net composition is fastened to a flat portion of a washer in which a recess is embedded in the recess. 2. The AL according to claim 1, wherein a tile is adhered to the outer wall of the ALC panel, and a net composition is adhered to a surface side of the tile via the base adjustment coating material.
Finishing method for C exterior wall. 3. A net composition is stuck to the surface side of the outer wall via a base adjustment coating material, and a washer is attached with a connector for connecting the net composition to the outer wall from above the net composition, and the net composition is fastened with a washer. In a method of constructing an outer wall for applying a finish coating material on a net composition, the outer wall is made of an ALC panel, and the washer is formed so as to spread a washer flat portion from the top of a screw head to the periphery as the connecting tool. When the screw is screwed into the ALC panel using an ALC screw-in screw with a washer formed with a digging ridge on the screwing side of the screw head, the digging protrusion is used. An ALC outer wall, wherein a screw head is sunk into a digging portion formed from the net composition toward the ALC panel by screwing while digging with a ridge portion. Finishing construction method. 4. A net composition is stuck to the surface side of the outer wall via a base adjustment coating material, and the net composition is fastened with a washer attached to the outer wall from above the net composition by a connector. Further, in an outer wall structure in which a finish coating material is applied on a net composition, the outer wall is made of an ALC panel, and a screw for ALC is used as the connecting tool, and the head of the screw is sunk as the washer. A recess having a recess formed therein and a flat portion extending from the periphery of the opening of the recess is formed, and a recess of a washer is buried in a digging recess formed from the net composition, and the net is formed by the flat portion of the washer. A finished structure of an ALC outer wall, wherein the composition is fastened. 5. The A according to claim 4, wherein a tile is attached to the outer wall of the ALC panel, and a net composition is attached to a surface side of the tile via the base adjustment coating material.
Finishing structure of LC outer wall. 6. A net composition is stuck to the outer wall surface side via a base adjustment coating material, and the net composition is fastened by a washer attached to the outer wall from above the net composition by a connector. Further, in an outer wall structure in which a finish coating material is applied on a net composition, the outer wall is made of an ALC panel, and the washer is formed so as to extend a washer flat portion from the top of a screw head to the periphery as the connecting tool. A screw-in screw for ALC with a washer with a digging ridge on the screw-in side of the screw head is used to sink the head of the screw from the net composition toward the ALC panel. AL characterized by being embedded
Finished structure of C exterior wall.