KR100995416B1 - The interior and exterior panel and constructing method thereof - Google Patents

Abstract

PURPOSE: A puzzle type interior/exterior panel and an installation method thereof are provided to achieve the same material and color of the panel as joints of a building where the panel is attached. CONSTITUTION: A puzzle type interior/exterior panel comprises a flat panel(10), a fitting portion(15), an insertion portion, and a gasket(25). The fitting portion is protruded along the top and a side of the panel. The insertion portion is recessed along the bottom and the other side of the panel, in which the fitting portion of another panel is inserted. The gasket is provided inside the insertion portion for air- and water-tight seal.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a puzzle-type indoor / outdoor panel and a method of constructing the same.

The present invention relates to a puzzle type interior and exterior panels used as interior materials or exterior materials and a construction method using the same, the surface of the panel and the surface of the joint, can be integrated with the same material, the same color, in particular, the panel as a cement material In the case of the molded exposed concrete panel, the present invention relates to a puzzle type interior and exterior panel that can maximize the natural beauty of the exposed concrete.

Further, the present invention relates to a method of manufacturing a panel of various materials by forming a panel with a combination of an outer finishing material panel and an inner synthetic resin material panel by separating the panel from an inner and outer panel, and a method of constructing the panel with an inner and outer material.

Among the panels that are currently used as a variety of interior and exterior materials, especially exposed concrete panels is a method of expressing the texture and color of the concrete itself as a finishing material. The weight of the concrete as it is, the light and tomb dullness expressed in gray color, as well as the simplicity of the structure composed only of concrete can be said to be excellent stiffness of exposed concrete panels.

In addition, the exposed concrete panel is used when a variety of changes such as a shape, texture, color, and the like of the building can be felt according to the change of the weather and the season, thereby expressing a unique and formative building.

However, while the exposed concrete panels have a molding beauty, they can feel monotony in the texture and color of concrete over time, and because of the uniformity that the finished product, ie, the product color of the exposed concrete panel, is gray due to the limitation of raw materials. It is difficult to make a variety of changes due to this.

Accordingly, in the past, a method of manufacturing a panel by applying a color to the aggregate or repainting with various colors by using paint after constructing the panel was used.However, when applying a color to the aggregate, it is possible to produce a required color, but whether to release harmful substances, etc. In recent years, the environment-friendly elements required in the construction field cannot be satisfied, and the method of painting with paint can form various colors and patterns, but as the paint peels or the color changes over time, There was a problem of falling and messy.

In addition, joints are formed when the exposed concrete panel is assembled. Generally, the joints between the panel and the panel are finished with silicone for waterproofing. Such a silicon finishing operation may be discolored, discolored, and corroded as it is exposed to external environments such as sunlight and acid rain for a long time, thereby degrading waterproofing. Particularly, the silicon finishing work separates the panels, and as a result, reduces the unity of exposed concrete, the weight of concrete itself, and the molding beauty of exposed concrete such as simple beauty. There was a problem of damage to the appearance, and there was a problem that the maintenance cost is increased due to the maintenance work due to contamination such as discoloration of silicon.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide various panels used as interior and exterior materials, It is possible to maximize the natural beauty of the various interior and exterior materials and exposed concrete panels, and naturally connected without sealing means such as silicon on the joint to provide an externally beautiful puzzle type interior and exterior panels and construction methods thereof.

Another object of the present invention is to provide a puzzle type exterior and interior panel and a method of constructing the same, which can ensure perfect airtightness and watertightness by assembling each panel with a puzzle type fitting.

In addition, another object of the present invention is to provide a puzzle type interior and exterior panel and its construction method to make the panel light weight to facilitate the cost reduction as well as easy construction, and to increase the insulation efficiency to function as an interior and exterior materials. There is.

Another object of the present invention is to provide a panel formed by using a cement product, in particular, when using an exposed concrete panel, natural dyes such as vegetable or animal dyes are used, It is to provide a puzzle type interior and exterior panel and a construction method thereof to enable the production of a panel having a direction.

In addition, another object of the present invention is to separate the panel into an inner panel and an outer panel to produce a cement material or a synthetic resin during the production of each panel, thereby reducing the manufacturing cost by reducing the panel weight, using a variety of materials An outer panel is produced, and the panel is combined with an inner panel to provide a puzzle type interior and exterior panel and a construction method thereof.

According to an aspect of the present invention, there is provided an interior and exterior material panel to be installed as an inside / outside material of a building wall, comprising: a flat panel panel; Fitting portions 15 formed to protrude along the circumference of the upper side and one side wall of the panel 10; An insertion part 20 formed in a recess along the periphery of the lower side and the other side wall of the panel 10 so that the fitting part of another panel is fitted when the other panel adjacent to the panel 10 is coupled; The fitting part 15 is formed of a gasket 25 provided for airtightness and watertightness inside the inserting part 20, and a joint 30 is formed when fitting another panel adjacent to the panel 10. Is formed so as to protrude with a length longer than the depth of the recess of the insertion portion 20. [

Here, the inner surface of the panel 10 is recessed to a certain depth to form a space portion 12, the reinforcement ribs 35 are disposed in the space portion 12 to prevent the bending of the panel 10 The space 12 and the inner surface of the panel 10 are preferably filled with a heat insulating material 37 for heat insulation according to thermal efficiency.

In addition, the inserting portion 20 of the panel 10, which is formed in a vertical line when the panel 10 is constructed, is provided with a sealing material 27 in place of the gasket 25, and the sealing material 27 is most It is preferable that the sealing film 28, the sealant is contained inside, and the pressure port 29 is formed integrally so as to tear the sealing film 28 when pressed to one side of the sealing film 28.

The panel 10 is formed with a stepped hook 16 at the upper part of the fitting part 15 formed on one side wall of the panel 10 and a hook One side of the corresponding insertion portion 20 is formed so that the fastening protrusion 21 is protruded so as to be caught on the locking step formed in the other panel, the lower end of the fitting portion 15 formed on one side wall of the panel 10 There is a fitting protrusion 17 is formed to protrude downward, the fitting step 18 is formed at the upper end of the fitting portion 15 corresponding to the fitting protrusion of the other panel when the other panel adjacent to the panel 10 is coupled It is preferably formed.

In the method of attaching the interior and exterior cladding panels according to the present invention to a building wall, the interior and exterior cladding panel of claim 1 and a corner panel in which the interior and exterior cladding panels are cut to a predetermined length for use at the edge of the building wall are numerous. The method comprising: providing a panel; A fixture installation step of installing a fixture (40) for attaching to the building wall on the inner surface of each of the interior and exterior panels and the corner panel; After attaching the corner panels to the edges of the building wall, the plurality of interior and exterior panels are sequentially fitted to one side of the corner panel in a puzzle manner, and the other interior and exterior panels are inserted into the fitting portions 15 formed on the side walls of the interior and exterior panels. A first panel installation step of attaching the plurality of interior and exterior panels to the building wall in a row while fitting the parts 20; While the above process is provided with the other interior and exterior panels in a vertical line on the upper side of the interior and exterior panels attached to the building wall, while inserting the fitting portion 15 of the other interior and exterior panels to the insertion portion 20 formed on the lower side of the interior and exterior panels Characterized in that the secondary panel installation step of attaching the interior and exterior panels to the building wall in a row.

In the case of the exposed concrete panel using the cement product, the exposed concrete can be exposed to the concrete by using the same material as the panel, It is possible to express the natural beauty and excellent stiffness, and to ensure perfect airtightness and watertightness without having a separate sealing means at the joint has the effect of blocking rainwater inflow.

In addition, it is possible to work without separating the joints vertically and horizontally separately at the time of panel construction, thereby making it possible to achieve the convenience of construction and accurate construction, and since it is not necessary to work as a separate sealing means after the construction, In addition to savings, it is also effective in reducing construction costs.

In addition, the color of the panel is dyed with the pigment collected from nature, so that natural color such as looking at nature can be obtained, and also the fatigue of eyes is relaxed, not only calming the emotions of the person but also producing various colors By using natural dyes that add natural dyes and vivid colors, it is possible to produce environmentally friendly products required by consumers.

1 is an exploded perspective view of the interior and exterior panel according to the present invention,
Figure 2 is a state diagram showing the inner surface of the panel in which the heat insulating material according to the present invention is accommodated,
Figure 3a is a top plan view of the interior and exterior panel around the gasket and the sealing member is not provided in Figure 1,
Figure 3b is a left side view around the interior and exterior panel without the gasket and the sealing member in Figure 1,
Figure 3c is a bottom view around the interior and exterior panel without the gasket and the sealing member in Figure 1,
FIG. 4A and FIG. 4B are views showing a separated state of the panel separated from the inner panel of the resin material and the outer panel of the concrete material according to the present invention,
FIG. 5A is a cross-sectional view of an interior and exterior material panel with a sealing material according to the present invention, FIG.
Figure 5b is a cross-sectional state view showing the state of the sealing material when the bonding of other adjacent interior and exterior panel according to the present invention,
5C is a vertical cross-sectional view of the inside / outside material panel in a state where the gasket is provided according to the present invention,
6 is a coupling state of the interior and exterior panel is coupled to the horizontal line according to the present invention,
7 is a state of engagement of the interior and exterior panel is coupled in a vertical line according to the present invention,
8 is a view showing a construction state in which an interior and exterior panel according to the present invention is attached to a building wall,
FIG. 9 is a sectional view showing an interior and exterior panel attached to a building wall according to the present invention. FIG.
10 is a view showing a fastener for attaching an interior and exterior material panel according to the present invention to a building wall.

Hereinafter, with reference to the accompanying drawings will be described in detail the puzzle type interior and exterior panel and the construction method thereof.

Panels constructed of interior and exterior materials of the building wall according to the present invention, as shown in Figures 1 to 4b, the panel-shaped panel 10, and protrudes along the periphery on the upper side and one side of the panel 10 An insertion portion 20 formed to be embedded in the lower side and the other side wall of the panel 10 so as to fit the fitting portion 15 when the panel 10 is coupled to the insertion portion 20, And a gasket 25 provided inside the insertion portion 20 for airtightness and watertightness.

The panel 10 forms a cone hole 11 during manufacture to couple the fixture 40 to be described later through the cone hole 11 to increase the convenience of construction.

Here, the panel 10 may be integrally formed with the inner panel 10a and the outer panel 10b, and may be assembled at a factory and then assembled in the field or directly assembled in the field It may be.

The fitting portion 15 protrudes from a surface of the panel 10 to be inserted into the insertion portion 20 and the fitting portion 15 is formed adjacent to the panel 10 When the other panel 10 is fitted, the joint 30 is preferably formed to protrude to a longer length than the depth of depression of the insertion portion 20 so as to form a joint 30 therebetween.

Here, according to the present invention, since the gasket 25 is provided inside the insertion part 20, airtightness and watertightness can be maintained without separately sealing the joint 30 with silicon or the like.

Such interior and exterior panel of the present invention is constructed by fitting a plurality of rows in a horizontal line and a vertical line on a building wall while inserting the fitting portion 15 into the inserting portion 20 during construction.

In this case, the inner surface of the panel 10 is recessed to a predetermined depth as shown in FIG. 2 to form a space part 12, and the space part 12 has a reinforcing rib to prevent bending of the panel 10. (Not shown). The reinforcing ribs 35 may be suitably formed according to the area of the space portion 12.

In addition, the inner surface of the space 12 and the panel 10 is filled with a heat insulating material 37 such as urethane foam having a thickness corresponding thereto to increase the heat insulating efficiency.

On the other hand, even if the gasket 25 is provided in the insertion portion 20 can be used to prevent leakage, the panel 10 is provided in a vertical line when the panel 10 is constructed as shown in Figs. 5a and 5b. Inserting portion 20 formed on the other side wall of the) may be provided with a sealing material 27 in place of the gasket 25 to block the possible leakage.

In this case, the sealing material 27 is a sealing film 28, the sealant is contained in the innermost side, and the pressure port 29 is formed integrally to tear the sealing film 28 when pressed to one side of the sealing film 28. .

The pressure port 29 is a connection line with the pressure port 29 is cut to a certain depth so as to easily tear the sealing film 28 at the time of pressing the cutting line is formed.

Therefore, when the fitting portion 15 of another adjacent panel is inserted into the inserting portion 20 when the panel 10 is coupled, the pressing hole 29 is pushed by the fitting portion 15 to seal the sealing film 28. ) And the pressure port 29 is received into the sealing film 28 to discharge the sealant to the outside, the discharged sealant is filled in the space between the fitting portion 15 and the inserting portion 20 As it is filled and hardened, it becomes tight, airtight and watertight.

Meanwhile, as illustrated in FIGS. 1 to 3, a locking step 16 is formed on the upper part of the fitting part 15 formed on one side wall of the panel 10, and as illustrated in FIGS. 3B and 6. As described above, when the panel 10 is coupled, one side of the insertion portion 20 corresponding to the locking jaw 16 is preferably formed so that the locking protrusion 21 protrudes so as to be hooked to the locking jaw 16.

At this time, when the panel 10 is coupled, it can be easily coupled to the fastening protrusion 21 and then pushed down from the upper side to the lower side so as not to move any more. When the fastening protrusion 21 It is possible to precisely match the interval of the panels 10, that is, the intervals of the joints 30, as well as to accurately attach the attachment height of the panel 10, So that it can be installed in a row.

Here, the fastening protrusion 21 may be formed by cutting at one side so that a space is formed therein. In this case, the groove 22 is formed by coupling with the catching jaw 16 of the other interior and exterior panel as shown in FIG. 8. Sealant and the like can be filled in the field construction to further enhance the watertightness.

3C and FIG. 7, a fitting protrusion 17 protrudes downward from the lower end of the fitting part 15 formed on one side wall of the panel 10, and as shown in FIGS. 1 to 3A, At the upper end of the fitting part (15) corresponding to the fitting protrusion (17) when the panel (10) is coupled, a fitting step (18) is formed.

Therefore, even when the panel is attached on the vertical line, it is possible to accurately attach it in a line in a line.

Herein, the panel 10 of the present invention may use various materials such as wood, metal, and artificial stone, and in particular, may be molded using portant cement as a main material or back cement as a main material. It may also be formed of a synthetic resin material or in combination with cement.

In this case, when the panel is formed by using the synthetic resin material and the cement, the inner panel 10a to be described later may be formed of a synthetic resin material, the outer panel 10b may be made of a cement material, As the synthetic resin material used for fabricating the inner panel 10a, it is preferable to use a flame retardant synthetic resin.

When the portland cement is used, it is used when the cement color of the ordinary cement is made without coloring. When the natural dye to be described later is introduced, white cement is used.

The panel formed with the white cement (including the insert part) is formed by mixing 40 to 50 wt% of white cement, 20 to 30 wt% of silica, 15 to 25 wt% of silica, and 3 to 10 wt% Panel, and 1 to 3% by weight of natural dyestuffs are added to the panel 10 to form various colors by putting a natural color into the panel 10. At this time, natural mordant may be used to make the color of the panel clear.

The natural dye, for example, using vegetable dyes such as spines, safflower, pine, persimmon, persimmon, turmeric, wormwood, onions, etc. or animal dyes such as horns, pounding, cocoinyl, lactose, gallant The dye extracted from mineral dye may be used.

On the other hand, in the manufacture of the panel 10 may be mixed with the wood powder 1 to 3% by weight during the composition of the panel so as to give off the wood fragrance to the panel 10.

At this time, the wood powder may be pulverized pine, cypress, pine, juniper and the like. Accordingly, it is possible to manufacture an indoor and outdoor panel having natural fragrance with a natural color by allowing the fragrance unique to the wood to be emitted from the panel, thereby mass-producing high-quality panels and further enhancing the quality of the construction building I will be able to give.

As described above, the present invention enables the panel to be manufactured in various natural colors by mixing natural dyes and wood flour during the manufacture of the panel 10 including the fitting portion 15, and thus, natural color and natural Along with the scent, the appearance can be more beautiful.

In addition, the panel of the present invention may be formed by assembling the outer exposed surface and the inner non-exposed surface with a separate material and then assembling the outer exposed surface in order to reduce the cost and weight. In this case, Or it can be produced using a variety of materials, such as stone, wood, metal, and the part that is not exposed may be formed of a synthetic resin material.

To this end, the panel 10 includes an inner panel 10a of a synthetic resin material attached to a building wall, and various finishing materials such as a concrete material that is coupled to an outer surface of the inner panel 10a and exposed to the outside, It is preferred to be configured.

In this case, the panel 10 may be cut in half as shown in FIG. 4A so that the fitting portion 15 is integrally formed with the outer panel 10b, so that the panel 10 can be seen as a joint when the wall is formed.

In this case, the fitting portion 15 is a concrete material formed on the outer panel 10b to correspond to the inner fitting portion 15a of the resin material formed on the inner panel 10a and the inner fitting portion 15a, and It consists of the outer fitting part 15b of the finishing material.

Therefore, the inner panel 10a and the inner fitting portion 15a are made of a resin material, and the outer panel 10b and the outer fitting portion 15b are made of a concrete material and a finishing material, and are manufactured on site or in a manufacturing plant. In the inner panel 10a including the inner fitting portion 15a and the outer panel 10b including the outer fitting portion 15b are fixed to complete the panel.

In addition, as shown in FIG. 4B, the panel 10 of the present invention may be formed as an outer panel by cutting only a portion protruding to the outside except the fitting portion 15. Also in this case, the outer panel may be manufactured using various materials such as cement, stone, wood, metal, or the like, or may be assembled to the inner panel 10a using the inner and outer materials commonly used in the construction field as the outer panel .

On the other hand, when the interior and exterior panels of the present invention are attached to the building wall, the edges of the building wall may be cut to a predetermined length to form a corner panel and then constructed together with the interior and exterior panels.

The interior and exterior panels of the present invention configured as described above are attached to the building wall as shown in FIG. 8 to construct the outer wall. The construction method will be described when the outer wall is constructed.

The construction process of the interior and exterior panels comprises a step of providing the interior and exterior panels and the panel for the corner, the fixture installation step, the primary panel installation step, the secondary panel installation step.

The interior and exterior panel is a panel in which the fitting portion 15 and the inserting portion 20 are formed, and the corner panel is a panel in which the interior and exterior panel is cut to a predetermined length to an edge thereof.

The fixture installation step may be provided with a plurality of molded interior and exterior panels and corner panels, and then install a fixture 40 for attaching to the building wall on the inner surface of each interior and exterior panels and corner panels.

At this time, the fixture 40 may be installed inside and outside panel while adjusting the distance according to the distance between the building wall.

That is, the panel fixing fixture 42 is fixed to the inner surface of the interior and exterior panel, and the wall fixing fixture 41 to be fixed to the building wall is connected to the connecting bolt 44, and the connecting bolt 44 is the panel fixing tool ( 42 and the wall fixture 41 may be connected to each other after properly fitting the gap adjusting holes 43 formed in different directions.

In the primary panel installation step, one of the interior and exterior panels, in which the fastener 40 is installed, is attached to the building wall on the basis of horizontal and vertical precisely. In this case, the edge portion may be attached to the building wall first, or the edge portion of the building wall may be attached to the surface first.

Subsequently, another interior and exterior panel is provided on one side of the attached interior and exterior panel on a horizontal line, wherein a plurality of interior and exterior panel panels are fitted while fitting the inserting portion 20 of the other interior and exterior panel to the fitting portion 15 formed on the side wall of the interior and exterior panel. This can be attached to the building wall in a row.

In the secondary panel installation step, through the primary panel installation step, the other interior and exterior panels are provided in a vertical line on the upper side of the interior and exterior interior panels attached to the building wall, wherein the insertion part 20 formed at the lower side of the interior and exterior interior panels is different. It is enough to attach a plurality of interior and exterior panels to the building wall in a row while fitting the fitting portion 15 of the interior and exterior panels.

Here, the interior and exterior panel is attached to each panel on the horizontal line first through the first panel installation step as described above, and the second panel is installed without the second panel attached to the vertical line secondly through the secondary panel installation step. Or the like.

That is, instead of attaching several panels on the horizontal line as in the first panel installation step, one panel is installed on one side of the reference panel on the horizontal line, and then the image of the reference panel is vertically aligned as in the secondary panel installation step. The interior and exterior panels can be installed on the building wall while repeating the process of installing one panel on the side.

On the other hand, in the first panel installation step when the other interior and exterior panels are combined, the interior and exterior material so that the locking projection 16 formed stepped on the fitting portion 15 to the fastening protrusion 21 protruding from the insertion portion 20 is fastened Push the panel down from the top to the bottom to fit it.

When the other panels are assembled in the secondary panel, the fitting protrusions 17 formed at the lower end of the fitting part 15 are fastened to the fitting step 18 formed at the upper end of the fitting part 15 To fit the interior and exterior panels.

Therefore, after the interior and exterior panels are attached, each interior and exterior panel can be prevented from forming a twist bottle, and it is possible to secure airtightness and watertightness by precise fitting.

Since the interior and exterior panel of the present invention is not coking process through the separate sealing means to the joint 30 generated when assembling the panel between the interior and exterior panel panel and the surface of the joint 30 is integrated with the same material, the same color naturally By exposing, the characteristic of the material which various interior and exterior materials and exposed concrete have can be expressed as it is.

10: panel 10a: inner panel
10b: outer panel 11: cone hole
12: space portion 15: fitting portion
15a: inner fitting 15b: outer fitting
16: Jam Jaw 17: Fitting
18: fitting step 20: insertion part
21: fastening protrusion 22: groove
25: gasket 27: sealing material
28: sealing film 29: pressure port
30: joint 35: reinforcement rib
37: insulation 40: fixture
41: wall fixture 42: panel fixture
43: spacing hole 44: connecting bolt

Claims (10)

In the interior and exterior panels constructed of interior and exterior materials of the building wall,
A flat panel 10;
A fitting portion 15 protruding from the upper side and the side wall of the panel 10;
An insertion portion 20 formed to be embedded in the lower side and the other side wall of the panel 10 so as to sandwich the fitting portion of another panel when the panel 10 is joined to another panel adjacent thereto;
And a gasket (25) provided inside the insertion portion (20) for airtightness and watertightness,
The fitting portion 15 is protruded to have a longer length than the depth of the insertion portion 20 so that the joint 30 is formed when the panel 10 is adjacent to another panel,
A seal member 27 is provided in place of the gasket 25 in the insertion portion 20 of the panel 10 formed in a vertical line when the panel 10 is installed, Puzzle type interior and exterior panel comprising a sealing film 28 containing a sealant and a pressing hole 29 integrally formed to tear the sealing film 28 when pressed to one side of the sealing film 28. .
The method of claim 1,
The inner side surface of the panel 10 is recessed to a predetermined depth to form a space 12 and a reinforcing rib 35 is disposed in the space 12 to prevent the panel 10 from being warped,
The space 12 is a puzzle type interior and exterior panel, characterized in that the heat insulating material (37) is filled.
delete The method according to claim 1 or 2,
On the upper part of the fitting portion 15 formed on one side wall of the panel 10, the stepped latching jaw 16 is formed,
When the other panel adjacent to the panel 10 is coupled to one side of the insertion part 20 corresponding to the locking jaw of the other panel, the fastening protrusion 21 is formed to protrude so as to be caught by the locking jaw formed in the other panel. Puzzle type interior and exterior panel, characterized in that.
The method of claim 4, wherein
The lower end of the fitting portion 15 formed on one side wall of the panel 10 protrudes downward to form a fitting protrusion 17,
Wherein a fitting step (18) is formed at an upper end of the fitting part (15) corresponding to a fitting projection of another panel when the panel (10) is joined to another panel adjacent thereto.
The method according to claim 1 or 2,
The panel 10 and the fitting part 15 are mixed and cured with 40 to 50 wt% of white cement, 20 to 30 wt% of silica, 15 to 25 wt% of silica, and 3 to 10 wt% of an admixture,
Wherein the panel (10) and the fitting part (15) are formed by mixing 1 to 3% by weight of natural dyestuff in the composition of the panel for color rendering.
The method of claim 6,
Wherein the panel is formed by mixing 1 to 3% by weight of wood powder at the time of composition of the panel so as to dissipate wood fragrance to the panel.
The method according to claim 1 or 2,
The panel 10 is any one or two or more of the inner panel 10a of the synthetic resin material attached to the building wall, the concrete material, wood, stone, metal material coupled to the outer surface of the inner panel 10a and exposed to the outside And an outer panel (10b) molded from a material.
delete In the method of attaching the interior and exterior panels to the building wall,
A method for manufacturing a corner panel, comprising the steps of: providing an interior and exterior panel according to claim 1; and a plurality of corner panels having the interior and exterior panel cut to a predetermined length for use at an edge of the building wall;
A fixture installation step of installing a fixture (40) for attaching to the building wall on the inner surface of each of the interior and exterior panels and the corner panel;
After attaching the corner panels to the edges of the building wall, the plurality of interior and exterior panels are sequentially fitted to one side of the corner panel in a puzzle manner, and the other interior and exterior panels are inserted into the fitting portions 15 formed on the side walls of the interior and exterior panels. A first panel installation step of attaching the plurality of interior and exterior panels to the building wall in a row while fitting the parts 20;
While the above process is provided with the other interior and exterior panels in a vertical line on the upper side of the interior and exterior panels attached to the building wall, while inserting the fitting portion 15 of the other interior and exterior panels to the insertion portion 20 formed on the lower side of the interior and exterior panels And a second panel installation step of attaching the two interior and exterior panels to the building wall in a row,
In the first panel installation step, when the interior and exterior panels are coupled, the locking projections 16 formed in the fastening protrusions 21 protruding from the inserting portion 20 of the interior and exterior panels are stepped on the fitting portions 15 of the other interior and exterior panels. The other panel of the inside and the outside of the panel may be fitted together while being lowered from the upper side to the lower side,
When the other interior and exterior panels are joined in the secondary panel installation step, the fitting step 18 formed at the upper end of the fitting portion 15 of the other interior and exterior panels is fastened to the fitting protrusion 17 formed at the bottom of the fitting portion 15. And the inner and outer panel panels are engaged with each other.

Images