WO2013054571A1

WO2013054571A1 - Building panel, and structure for mounting building panel to base material

Info

Publication number: WO2013054571A1
Application number: PCT/JP2012/066279
Authority: WO
Inventors: 真紀雄谷口
Original assignee: 日鉄住金鋼板株式会社
Priority date: 2011-10-13
Filing date: 2012-06-26
Publication date: 2013-04-18

Abstract

Provided are: a building panel, the portions of which, which are connected to other adjacent building panels, have a simple shape; and a structure for mounting a building panel to a base material. This building panel is provided with a front surface plate, a rear surface plate, and a core material. The core material is disposed between the front surface plate and the rear surface plate. Connection sections which are used for the connection of the building panel to other adjacent building panels are provided at the ends of the building panel. The front surface plate is provided with: a front body section; first side-surface sections which extend toward the core material side from the outer edges of the front body section; and first protrusion sections which extend sideways from the front ends of the first side-surface sections. The rear surface plate is provided with: a rear body section; and second protrusion sections which are provided at the outer edges of the rear body section. The connection sections are formed by superimposing the first protrusion sections and the second protrusion sections over each other.

Description

Construction panel and construction structure for construction panel

The present invention relates to a building panel and a structure for mounting the building panel on a base material.

Japanese Laid-Open Patent Publication No. 7-247656 (hereinafter referred to as Patent Document 1) discloses a conventional building panel.

The building panel described in Patent Document 1 includes a front plate, a back plate, and a core. The core material is arrange | positioned between the surface board and the back surface board. This building panel is a so-called sandwich panel. Usually, this type of building panel includes a fitting convex portion and a fitting concave portion. The fitting convex part is provided in the 1st edge part of the building panel. The fitting recess is provided at the second end located on the side opposite to the first end.

Adjacent building panels are connected to each other. The first building panel is disposed adjacent to the second building panel. The fitting convex part of the first building panel is fitted into the fitting concave part of the second building panel. Thereby, the 1st building panel and the 2nd building panel are connected.

The fitting convex part and the fitting concave part are formed by bending the end portions of the front plate and the back plate in a complicated manner.

Thus, in order to connect the first building panel to the second building panel, a fitting recess and a fitting projection are required. However, as described above, the fitting concave portion and the fitting convex portion are formed by complicatedly bending both end portions of the front surface plate and the rear surface plate. For this reason, there is a problem that it takes time for processing, and as a result, it is difficult to suppress the manufacturing cost.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a building panel in which a connecting portion with another adjacent building panel has a simple shape and a base of the building panel. It is to provide an attachment structure to a material.

A building panel according to the present invention is a building panel including a front plate, a back plate, and a core material, and the core material is disposed between the front plate and the back plate. A connecting piece used for connecting to another adjacent building panel is provided at the end, and the surface plate extends from the front side main body part and the outer edge of the front side main body part toward the core side. The first side surface portion and a first projecting piece extending laterally from the tip of the first side surface portion, and the back plate has a second projecting piece provided on the outer edge portion. And the connecting piece is formed by overlapping the first projecting piece and the second projecting piece.

Further, in this building panel, the back plate extends from the outer edge of the back side main body portion toward the core material side, and extends from the tip of the second side surface portion to the side. The front plate and the back plate are arranged to face each other in a state where the first projection and the second projection are overlapped with each other. It is preferable that the core material is filled in a portion surrounded by the first side surface portion, the back side main body portion, and the second side surface portion.

In this building panel, it is preferable that the front plate and the back plate have a common shape.

Further, in this building panel, a decorative surface is provided on the front body portion of the front plate, a decorative surface is provided on the back body portion of the back plate, the decorative surface of the front body portion, and the makeup of the back body portion. It is preferable that the surfaces are different from each other.

Moreover, in this building panel, the surface plate includes the front side main body portion, the first side surface portion extending from the outer edge of the front side main body portion toward the core material side, and the tip of the first side surface portion. The first projecting piece extending from the side to the side is provided, and the back plate has a flat plate shape in which the back side main body portion and the second projecting piece are formed on the same plane. The second projecting piece is overlapped with the first projecting piece, and the core material is filled in a portion surrounded by the back side main body part, the front side main body part, and the first side surface part. It is preferable.

In the building panel, the connection piece is provided at a first connection piece provided at a first end of the building panel and a second end opposite to the first end. The projecting length of the second connecting piece is preferably formed to be longer than the projecting length of the first connecting piece.

Moreover, in this building panel, the second end portion is disposed on the upper side, and the end surface of the second end portion is preferably inclined so as to be positioned lower toward the front. .

Moreover, the mounting structure to the base material of the building panel of the present invention is a mounting structure in which the building panel is attached to the base material, and the first building panel having the connection piece and the first building. A first building panel disposed adjacent to the construction panel and having the connection piece; and a mounting member disposed between the first construction panel and the second construction panel, The building panel and the second building panel are arranged so that the connection pieces are arranged on the same plane, the connection piece is arranged in front of the base material, and in front of the connection piece. It is preferable that the mounting member is disposed, and a fixing tool is driven from the front of the mounting member toward the base material, whereby the connection piece is sandwiched between the mounting member and the base material. .

In the structure for attaching the building panel to the base material, the connecting piece of the first building panel and the connecting piece of the second building panel are arranged with a gap therebetween, and the fixing tool Is preferably inserted through the gap.

Moreover, the mounting structure to the base material of the building panel of the present invention is a mounting structure in which the building panel is attached to the base material, and the first building panel having the connection piece and the first building. A first building panel disposed adjacent to the construction panel and having the connection piece; and a mounting member disposed between the first construction panel and the second construction panel, The building panel and the second building panel are arranged so that the connection pieces overlap each other in the front-rear direction, the connection piece is arranged in front of the base material, and the attachment is in front of the connection piece A member is disposed, and a fixing tool is driven toward the base material from the front of the mounting member, whereby the connection piece is sandwiched between the mounting member and the base material. .

Moreover, in the attachment structure to the base material of this building panel, it is preferable that the said fixing tool has penetrated the said connection piece of the said 1st building panel, and the said connection piece of the said 2nd building panel. .

Further, in this mounting structure of the building panel to the base material, the mounting member is in contact with or in close proximity to the front surface of the front body portion of the first building panel and the front body portion of the second building panel. It is preferable to have a pressing part to be used.

It is a perspective view of the building panel of Embodiment 1. It is sectional drawing of the building panel of Embodiment 1. FIG. The other example of the core material of the building panel of Embodiment 1 is shown, and it is the perspective view which fractured partially. FIG. 6 is a perspective view of a main part showing still another example of the core material of the first embodiment. It is a perspective view of the attachment structure to the base material of the building panel of Embodiment 1. It is a sectional side view of the attachment structure to the base material of the building panel of Embodiment 1. It is a front view in the state where the building panel was attached in Embodiment 1. It is a perspective view of the building panel of Embodiment 2. It is principal part sectional drawing of the building panel of Embodiment 2. FIG. It is a perspective view of the building panel of Embodiment 3. It is a perspective view of the building panel of Embodiment 4. It is sectional drawing of the building panel of Embodiment 4. It is a perspective view of the building panel of Embodiment 5. It is principal part sectional drawing of the panel for construction of Embodiment 5. It is a perspective view of the building panel of Embodiment 6. It is principal part sectional drawing of the panel for construction of Embodiment 7. FIG. 22 is a main part sectional view of another example of Embodiment 7. It is principal part sectional drawing of the panel for construction of Embodiment 8. It is principal part sectional drawing of the panel for construction of Embodiment 9. It is principal part sectional drawing of the panel for construction of Embodiment 10. FIG. It is principal part sectional drawing of the panel for construction of Embodiment 11. It is principal part sectional drawing of the building panel of the other example of Embodiment 11. FIG. It is principal part sectional drawing of the building panel of the further another example of Embodiment 11. FIG. It is sectional drawing of the building panel of Embodiment 12. It is a perspective view of the building panel of Embodiment 12. It is sectional drawing of the building panel of Embodiment 12. It is a perspective view in the state where the building panel was attached in Embodiment 12. In Embodiment 12, it is the principal part side view of the connection part of the building panel. In Embodiment 12, it is a principal part side view of the other example of the connection part of the building panel. It is a principal part side view of the further another example of the connection part of the building panel in Embodiment 12. FIG. It is a principal part side view of the further another example of the connection part of the building panel in Embodiment 12. FIG. It is a principal part side view of the state to which the building panel of Embodiment 13 was attached. It is a front view which shows the attachment structure of the building panel of Embodiment 14. FIG. 25 is a cross-sectional view taken along line AA in FIG. FIG. 26 is a cross-sectional view of another example of the AA portion in FIG. 25. It is a front view which shows the attachment structure of the building panel of Embodiment 15. It is a side view which shows the connection structure in the edge part in which the connection piece is not provided. It is a side view which shows the connection structure in the edge part in which the connection piece of the other example of FIG. 18A is not provided. It is a side view which shows the connection structure in the edge part in which the connection piece of the further another example of FIG. 18A is not provided. It is a perspective view which shows the example which provided the intermediate body edge. It is sectional drawing of the modification of the construction panel of

Embodiment

1,2,3. It is sectional drawing of the other modification of the building panel of

Embodiment

1,2,3. It is sectional drawing of the modification of the construction panel of

Embodiment

4,5,6. It is sectional drawing of the other modification of the construction panel of

Embodiment

4,5,6.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the following description, the short side direction (the direction indicated by the arrow A in FIG. 1) is defined as the width direction of the building panel 1. The direction perpendicular to the width direction and in the same plane as the building panel 1 (the direction indicated by the arrow B in FIG. 1) is defined as the length direction of the building panel 1. A direction perpendicular to the width direction and the length direction (the direction indicated by the arrow C in FIG. 1) is defined as the thickness direction of the building panel 1.

The building panel 1 of Embodiment 1 is a building outer wall material. The building panel 1 is mainly used as a building panel 1 for horizontal installation. Moreover, this building panel 1 is also used as a building panel 1 for vertical stretching. The panel 1 for construction at the time of horizontal stretching is arrange | positioned so that a length direction may become parallel to a horizontal direction. The panel 1 for construction when vertically stretched is arranged so that the length direction is parallel to the vertical direction. The horizontally stretched building panel 1 is rotated by 90 ° with respect to the vertically stretched building panel 1. Whether it is used for vertical or horizontal installation is selected according to the installation location in the building and the building.

In addition, the building panel 1 of the present embodiment may be used not only as an outer wall material but also as an inner wall material, a roof material, or a ceiling material.

The building panel 1 of the present embodiment includes a front plate 2, a back plate 3, and a core material 4 as shown in FIG. The surface plate 2 is constituted by a first metal skin. The first metal skin has a length in the length direction and the width direction. The back plate 3 faces the front plate 2. The back plate 3 is composed of a second metal skin. The second metal skin has a length in the length direction and the width direction. The core material 4 is disposed between the front surface plate 2 and the back surface plate 3. The core material 4 has a length in the thickness direction. The core material 4 has a length in the length direction and the width direction. The building panel 1 of this embodiment is a sandwich panel. The building panel 1 has a substantially rectangular shape in plan view. The building panel 1 is laminated in the thickness direction in the order of the front plate 2, the core material 4, and the back plate 3.

The building panel 1 includes a panel portion 11 and a connection piece 12 as shown in FIG. The panel unit 11 has a substantially rectangular shape in plan view. The panel part 11 has length in the length direction, the width direction, and the thickness direction. The connection pieces 12 are provided at both ends of the panel portion 11 in the length direction. The connection pieces 12 are provided at both ends of the panel portion 11 in the width direction. In other words, the connection piece 12 is provided at the end of the panel portion 11. More specifically, the connection piece 12 is provided over substantially the entire circumference of the outer peripheral portion of the panel portion 11. The connection piece 12 is provided at an intermediate portion in the thickness direction of the panel portion 11. The connecting piece 12 has a length in a direction parallel to the width direction of the building panel 1 and a direction parallel to the length direction. The connection piece 12 is used for connection with another adjacent building panel 1.

The first metal skin and the second metal skin are formed of a metal plate. The metal plate has a thickness of 0.27 to 0.8 mm, for example. The first metal skin and the second metal skin are formed by bending a metal plate. Examples of the bending process include a press process and a bender process. Examples of the metal plate include a galvanized steel plate, a coated steel plate, a Galvalume steel plate (registered trademark), and a stainless steel plate.

As shown in FIG. 1, the surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The front side main body 21 occupies most of the surface plate 2. The front side main body portion 21 is composed of a flat surface portion having a rectangular shape in plan view.

The first side surface portion 22 extends from the edge in the length direction and the edge in the width direction of the front side main body portion 21 toward the back plate 3 along the side surface of the core material 4. In other words, the first side surface portion 22 extends from the outer edge of the front side main body portion 21 toward the core member 4 side. The first side surface portion 22 and the front side main body portion 21 are substantially orthogonal to each other. The first side surface portion 22 is formed by bending the outer peripheral edge portion of the metal plate toward the core material 4 side. The 1st side surface part 22 provided in the both ends of the width direction of the front side main-body part 21 and the 1st side surface part 22 provided in the both ends of the length direction of the front-side main body part 21 are continuous in the circumferential direction. Yes.

The first protruding piece 23 extends from the edge of the first side surface portion 22 on the back plate 3 side toward the outer side. In other words, the first projecting piece 23 extends from the tip of the first side surface portion 22 toward the side. The 1st protrusion piece 23 and the 1st side part 22 are substantially orthogonally crossed. Moreover, the 1st protrusion piece 23 is provided in the both ends of the width direction of the building panel 1, and the both ends of the length direction. The first protruding piece 23 is substantially parallel to the front side main body 21. The first projecting piece 23 is formed by bending the tip of the first side surface portion 22.

In the surface plate 2, a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23 are integrally formed.

The front side main body 21 is provided with a decorative surface 210. The decorative surface 210 of the present embodiment is formed on the entire surface of the front body part 21. In other words, the front side main body 21 is the decorative surface 210. When the building panel 1 is used as an outer wall material, the front side main body 21 constitutes an outer wall surface of the building. The decorative surface 210 is a flat surface.

In addition, as the decorative surface 210, for example, a rib shape having a corrugated cross section may be applied over the entire surface. Further, the decorative surface 210 may be partially embossed. Various colors may be applied as the decorative surface 210. The decorative surface 210 may be mirror-finished or textured.

Moreover, the building panel 1 includes a corner portion 24. The corner portion 24 includes first side surface portions 22 provided at both ends in the width direction of the front side main body portion 21, first side surface portions 22 provided at both ends in the length direction of the front side main body portion 21, and the front side main body. A portion 21 is formed. The corner 24 is smoothly continuous.

As shown in FIG. 2, the back plate 3 includes a back side main body portion 31, a second side surface portion 32, and a second protruding piece 33. The back side main body 31 occupies most of the back plate 3. The back-side main body 31 is composed of a planar portion that is rectangular in plan view. The back-side main body 31 has a length in the length direction and the width direction.

The second side surface portion 32 extends from the edge in the length direction and the edge in the width direction of the back side body portion 31 toward the core material 4 side. In other words, the second side surface portion 32 extends from the outer edge of the back-side main body portion 31 toward the core material 4 side. The second side surface portion 32 is orthogonal to the back side main body portion 31. The second side surface portion 32 is formed by bending the outer peripheral edge portion of the metal plate toward the core material 4 side. The second side surface portions 32 provided at both ends in the width direction of the back side main body portion 31 and the second side surface portions 32 provided at both ends in the length direction of the back side main body portion 31 are continuous. In other words, the second side surface portion 32 is integrated in the circumferential direction of the building panel 1.

The second protruding piece 33 extends from the edge of the second side surface portion 32 on the back plate 3 side toward the outer side. The second protruding pieces 33 are provided at both ends in the width direction and both ends in the length direction of the building panel 1. In other words, the second protruding piece 33 is provided at the end of the back plate 3. The second protruding piece 33 is orthogonal to the second side surface portion 32. The second protruding piece 33 is substantially parallel to the front side main body portion 21. The second projecting piece 33 is formed by bending the tip of the second side surface portion 32.

The back plate 3 has a back main body portion 31, a second side surface portion 32, and a second projecting piece 33 formed integrally. Further, the outer edge of the back plate 3 substantially coincides with the outer edge of the front plate 2. The back plate 3 has a shape common to the front plate 2.

A decorative surface 310 is provided on the back side main body 31. The decorative surface 310 of the present embodiment is formed on the entire surface of the back-side main body 31. In other words, the back body part 31 is the decorative surface 310. The decorative surface 310 is a flat surface. The aspect of the decorative surface 310 of the back plate 3 is different from the decorative surface 210 of the front plate 2.

The difference in this aspect will be described in detail. In the building panel 1 of the present embodiment, the decorative surface 210 of the front panel 2 and the decorative surface 310 of the back panel 3 are painted in different colors. It is a different aspect. Thereby, the user can select one of the decorative surfaces of the front plate 2 and the back plate 3.

As the decorative surface 310, for example, a rib shape having a corrugated cross section may be applied over the entire surface. Further, the decorative surface 310 may be partially embossed. Various colors may be applied as the decorative surface 310. The decorative surface 310 may be mirror-finished or textured.

In addition, the aspect of the decorative surface 310 of the back surface board 3 and the aspect of the decorative surface 210 of the surface board 2 may be the same.

Moreover, the building panel 1 includes a corner 34. The corner portion 34 includes a second side surface portion 32 provided at both ends in the width direction of the back side main body portion 31, a second side surface portion 32 provided at both ends in the length direction of the back side main body portion 31, and the back side main body. A portion 31 is formed. The corner 34 is smoothly continuous.

The building panel 1 has a notch 25. The notch 25 is configured by a first notch 251 and a second notch 252. The first notches 251 are provided between the first protruding pieces 23 at both ends in the width direction of the surface plate 2 and the first protruding pieces 23 at both ends in the length direction of the surface plate 2. The second notches 252 are provided between the second protruding pieces 33 at both ends in the width direction of the back plate 3 and the second protruding pieces 33 at both ends in the length direction of the back plate 3. The first notch 251 and the second notch 252 overlap each other. The notch 25 is provided at each corner of the building panel 1.

The core material 4 is filled between the front plate 2 and the back plate 3. Specifically, as shown in FIG. 2, the core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, the back side main body portion 31, and the second side surface portion 32.

The core material 4 is, for example, an inorganic heat insulating material such as rock wool or glass wool, a heat insulating material made of synthetic resin foam such as urethane foam, styrene foam, phenol foam, polyisocyanurate foam, gypsum board, calcium silicate plate -An inorganic board such as an aluminum hydroxide board or a wood fiber board is used. Moreover, you may use the foam insulation which does not use Freon comprised with the foaming agent which consists of pentane. The core material 4 may be formed by combining these plural types, or only one of them may be used.

Further, the core material 4 may be constituted by a honeycomb structure 41 as shown in FIGS. 3A and 3B. The honeycomb structure 41 has a plurality of through holes 42. The through hole 42 is formed in a square cross section or a circular cross section. The honeycomb structure 41 is made of paper, cardboard, plastic, or the like.

Note that the honeycomb structure 41 is not limited to one in which each through hole 42 has a hexagonal cross section. For example, as shown in FIG. 3B, it may be formed of corrugated partition walls like a cross section of cardboard. Further, as shown in FIG. 3A, in the honeycomb structure 41, the communication direction of the through holes 42 may be directed in the thickness direction. Alternatively, as shown in FIG. 3B, the communication direction of the through hole 42 may be parallel to the length direction of the building panel 1. Further, the communication direction of the through hole 42 may be parallel to the width direction.

When the core material 4 is composed of the honeycomb structure 41, the weight can be reduced and the manufacturing cost can be reduced.

The building panel 1 has a front face plate 21 and a back face plate 32 arranged to face each other. Further, the first protruding piece 23 and the second protruding piece 33 are overlapped. The connecting piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33.

The building panel 1 having such a configuration is attached as shown in FIGS. This will be described below.

The building panel 1 is attached to the base material 5. The base material 5 includes a vertical trunk edge 50 and a base metal fitting 6. The vertical trunk edge 50 has a length in the vertical direction. The vertical trunk edges 50 are juxtaposed in the horizontal direction. The vertical trunk edges 50 are installed at a predetermined pitch in the horizontal direction. As shown in FIG. 4, the vertical trunk edge 50 is configured by, for example, a prism. The vertical trunk edge 50 is built on the floor slab. The vertical trunk edge 50 may be made of wood or steel. Examples of the steel structure include a square pipe, a grooved steel with a lip, and an L-shaped angle material. The vertical trunk edge 50 has a mounting surface 51. The mounting surface 51 is a surface for mounting the building panel 1 on the vertical trunk edge 50. The mounting surface 51 faces forward.

If necessary, an intermediate trunk edge 52 is provided between adjacent vertical trunk edges 50 (see FIGS. 21 and 29). In this case, the base material 5 includes a vertical body edge 50 and an intermediate body edge 52.

The base metal fitting 6 is fixed to the mounting surface 51 of the vertical trunk edge 50. The base metal 6 is used to attach the building panel 1 to the vertical trunk edge 50. In other words, the base metal fitting 6 is interposed between the vertical trunk edge 50 and the building panel 1. The base metal fitting 6 has a length in any one of the vertical direction and the horizontal direction. As shown in FIG. 5, the base metal fitting 6 is formed in a cross-sectional hat shape. The base metal fitting 6 includes a panel mounting portion 61 and a fixing portion 62. The panel mounting portion 61 is in contact with or close to the connection piece 12 of the building panel 1. The panel attachment portion 61 is formed in a U-shaped cross section. The fixing portion 62 extends laterally from the tip of the panel mounting portion 61. The fixing portion 62 abuts on the attachment surface 51 of the vertical trunk edge 50. The fixing portion 62 is fixed to the attachment surface 51 of the vertical trunk edge 50. Specifically, the fixing portion 62 is fixed to the attachment surface 51 by welding or the fixing tool 8.

The length of the panel mounting portion 61 in the front-rear direction is formed to be approximately half the length of the panel portion 11 in the thickness direction. The length of the panel mounting portion 61 in the direction orthogonal to the longitudinal direction is substantially the same as the protruding length of the connection piece 12.

The base metal fitting 6 has a plurality of fixing tool insertion holes. The fixing tool insertion hole passes through the panel mounting portion 61. The fixing tool insertion hole is provided in the center portion of the panel mounting portion 61 in the direction orthogonal to the longitudinal direction. The fixing tool insertion holes are arranged in parallel along the longitudinal direction of the panel mounting portion 61.

The base metal fitting 6 is attached to the attachment surface 51 of the vertical trunk edge 50. As shown in FIG. 4, the base metal fitting 6 includes a first base metal piece 66 and a second base metal piece 67. The longitudinal direction of the first base metal fitting 66 is parallel to the longitudinal direction of the vertical body edge 50. The longitudinal direction of the second base metal fitting 67 is orthogonal to the longitudinal direction of the vertical body edge 50. A plurality of first base metal fittings 66 are provided. A plurality of second base metal fittings 67 are provided. The distance between the facings of the second base metal fitting 67 is substantially the same as the length of the panel portion 11 in the width direction.

The installer attaches the base metal fitting 6 to the vertical trunk edge 50 as described above. Thereafter, the installer attaches the building panel 1 to the base metal fitting 6.

A plurality of building panels 1 are provided. The building panel 1 includes at least a first building panel 13 and a second building panel 14. The second building panel 14 is arranged adjacent to the upper side of the first building panel 13. The first building panel 13 is the building panel 1 of the above-described embodiment. Moreover, the 2nd building panel 14 is also the building panel 1 of this embodiment mentioned above. That is, the first building panel 13 has the connection piece 12. The second building panel 14 has a connection piece 12.

When the first building panel 13 is installed, the connection piece 12 of the first building panel 13 comes into contact with the front surface of the panel mounting portion 61 of the base metal fitting 6 as shown in FIG. In this state, the installer installs the second building panel 14. The connection piece 12 of the second building panel 14 is superimposed on the connection piece 12 of the first building panel 13. In other words, the first building panel 13 and the second building panel 14 are arranged so that the connection pieces 12 overlap each other in the front-rear direction. The connection piece 12 is disposed in front of the base metal fitting 6. That is, the connection piece 12 is disposed in front of the base material 5.

In addition, it is preferable that a packing is disposed between the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14.

In this state, the installer drives the fixing tool 8 from the front of the connection piece 12 as shown in FIG. The fixing tool 8 passes through the two connecting pieces 12 and the panel mounting portion 61 in this order. The fixing tool 8 fixes and integrates the connection piece 12 and the base material 5. The fixing tool 8 is driven into a plurality of locations. The fixing tool 8 is driven in along the longitudinal direction of the base metal fitting 6.

Note that examples of the fixing tool 8 include a screw tool and a nail. Driving is defined as including not only driving with a hammer, but also screwing with a screwdriver.

In this state, the notch 25 of the first building panel 13 and the notch 25 of the second building panel 14 overlap each other. That is, in this state, the base metal fitting 6 is exposed through the notch 25 as shown in FIG. Therefore, the closing body 7 is installed in the notch 25. The closing body 7 covers the notch 25. The closing body 7 has a cross shape when viewed from the front. The closing body 7 is formed by a rubber plate, for example. The closing body 7 covers the notch 25 and is attached in a watertight manner.

The building panel 1 is attached in order so as to be aligned in the width direction and the length direction, as shown in FIG. The outer wall of the building of this embodiment includes the first building panel 13, the second building panel 14, the third building panel 15, the fourth building panel 16, and the fifth building. And a panel 17. The second building panel 14 is connected above the first building panel 13. The third building panel 15 is connected to the lower side of the first building panel 13. The fourth building panel 16 is connected to the left side of the first building panel 13. The fifth building panel 17 is connected to the right side of the first building panel 13.

The connection piece 12 of the first building panel 13 is stacked in front of the connection piece 12 of the second building panel 14. Furthermore, the connection piece 12 of the first building panel 13 is overlapped behind the connection piece 12 of the third building panel 15.

Also, the connection piece 12 of the first building panel 13 is stacked in front of the connection piece 12 of the fourth building panel 16. Furthermore, the connection piece 12 of the first building panel 13 is overlapped behind the connection piece 12 of the fifth building panel 17.

The outer wall surface of the building has a joint 18. The joint portion 18 is formed between the panel portion 11 of the first building panel 13 and the panel portion 11 of the second building panel 14, for example. The bottom surface of the joint portion 18 is formed by the connection piece 12. A sealing material is disposed on the joint portion 18 as necessary.

In such a structure, it is easy to replace the building panel 1 from the existing building outer wall. Hereinafter, the case where only the 1st building panel 13 is removed from the outer wall of a building is demonstrated.

The installer removes all the fasteners 8 that fix the first building panel 13. Thereafter, the installer pulls out the first building panel 13 in the upper left direction. Thereby, the 1st building panel 13 can be removed from a building outer wall.

In the building panel 1 of the present embodiment, since the connection piece 12 used for connection with the adjacent building panel 1 is formed by the first protruding piece 23 and the second protruding piece 33, It is a simpler structure than the fitting structure. For this reason, the building panel 1 of the present embodiment can be easily manufactured. Therefore, the building panel 1 of this embodiment can reduce manufacturing cost.

Moreover, since the building panel 1 of the present embodiment is connected to another adjacent building panel 1 by overlapping the connection pieces 12, the order of construction is flexible. That is, in this embodiment, after the lower building panel 1 is attached, the other building panels 1 are attached in order upward, but after the upper building panel 1 is attached, the lower building panel 1 is attached in order downward. Other building panels 1 may be attached. Also, the mounting order is not particularly limited in the left-right direction.

Further, according to the building panel 1 of the present embodiment, since the front plate 2 and the back plate 3 have a common shape, it is possible to reduce mold costs and equipment costs. Moreover, the front surface plate 2 and the back surface plate 3 can also be manufactured collectively. As a result, the cost can be further reduced. Moreover, since the building panel 1 of the present embodiment can be used even if the front and back sides are reversed, it is possible to reduce a construction error in which the front and back sides are wrongly attached.

Moreover, the front side main body part 21 and the back side main body part 31 are

decorative surfaces

210 and 310 having different aspects. For this reason, it is possible to form the outer wall surface of the building with the decorative surface 210 of the front surface plate 2 and form the inner wall surface with the decorative surface 310 of the rear surface plate 3. Moreover, the front and back can be selected and used at the time of construction. As a result, the

decorative surfaces

210 and 310 can be interchanged according to the installation location, and it is also possible to form wall surfaces and the like of a wide variety of designs with one type of building panel 1.

Moreover, since the building panel 1 of the present embodiment has a simple shape such that the connecting portion 12 protrudes from the outer peripheral end surface of the panel portion 11, for example, only one building panel 1 is removed from the building outer wall. be able to. Thereby, repair work becomes easy.

Next, Embodiment 2 will be described with reference to FIGS. 7A and 7B. In addition, since this embodiment is the same as Embodiment 1 for the most part, the same code | symbol as Embodiment 1 is attached | subjected about the same part and description is abbreviate | omitted.

The building panel 1 of the second embodiment is different from the building panel 1 of the first embodiment in that the connection pieces 12 are provided only at both ends of the panel portion 11 in the width direction. The connection pieces 12 are not provided at both ends of the panel portion 11 in the length direction.

The building panel 1 of this embodiment includes a front plate 2, a back plate 3, and a core material 4. The surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The back plate 3 includes a back side main body portion 31, a second side surface portion 32, and a second protruding piece 33. The first protruding pieces 23 are provided at both ends in the width direction of the front side main body portion 21. The second protruding pieces 33 are provided at both ends in the width direction of the back-side main body 31. The connection piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33. The core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, the back side main body portion 31, and the second side surface portion 32.

As shown in FIG. 7B, a gap is formed between the first side surface portion 22 and the second side surface portion 32 at both ends in the length direction of the building panel 1.

As in the first embodiment, the building panel 1 having such a configuration also has a simple connection piece 12. Therefore, the structure of the building panel 1 can be simplified. Moreover, since the front plate 2 and the back plate 3 have a common shape, they can be used upside down.

The building panel 1 of the present embodiment can have the front side main body portion 21 and the back side main body portion 31 as the

decorative surfaces

210 and 310, similarly to the building panel 1 of the first embodiment.

Next, Embodiment 3 will be described with reference to FIG. In addition, since this embodiment is the same as Embodiment 1 for the most part, about the same part, the same code | symbol as Embodiment 1 is attached | subjected and description is abbreviate | omitted.

In the building panel 1 of the third embodiment, the connection pieces 12 are provided only at both ends in the width direction of the panel portion 11 as in the second embodiment. The connection pieces 12 are not provided at both ends of the panel portion 11 in the length direction. Further, the building panel 1 of the present embodiment is provided with first side surface portions 22 at both ends in the length direction of the front side main body portion 21 and second side surface portions 32 at both ends in the length direction of the back side main body portion 31. Absent.

The building panel 1 of this embodiment includes a front plate 2, a back plate 3, and a core material 4. The surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The back plate 3 includes a back side main body portion 31, a second side surface portion 32, and a second protruding piece 33. The first side surface portion 22 is provided at both ends in the width direction of the front side main body portion 21. The first protruding pieces 23 are provided at both ends in the width direction of the front side main body portion 21. The second side surface portion 32 is provided at both ends in the width direction of the back-side main body portion 31. The second protruding pieces 33 are provided at both ends in the width direction of the back-side main body 31. The connection piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33. The core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, the back side main body portion 31, and the second side surface portion 32.

In the building panel 1 having such a configuration, the connecting piece 12 has a simple shape as in the first and second embodiments. Therefore, the structure of the building panel 1 can be simplified. Moreover, since the front plate 2 and the back plate 3 have a common shape, they can be used upside down.

The building panel 1 of the present embodiment can have the front side main body 21 and the back side main body 31 as a decorative surface, similarly to the building panel 1 of the first and second embodiments.

Next, Embodiment 4 will be described with reference to FIGS. 9A and 9B. In addition, since this embodiment is the same as Embodiment 1 for the most part, about the same part, the same code | symbol as Embodiment 1 is attached | subjected and description is abbreviate | omitted.

The building panel 1 of the fourth embodiment is the same as that of the first embodiment with respect to the surface plate 2. The back plate 3 of the building panel 1 is constituted by a flat plate.

The building panel 1 of the present embodiment includes a front plate 2, a back plate 3, and a core material 4 as shown in FIG. 9B. The surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The back plate 3 includes a back main body 31 and a second protruding piece 33. The connection piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33. The core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, and the back side main body portion 31.

The back plate 3 includes a back main body 31 and a second projecting piece 33. The back side main body 31 and the second projecting piece 33 are formed on the same plane. Thereby, the back plate 3 is formed in a flat plate shape. The back plate 3 has a rectangular shape. The outer edge of the back plate 3 coincides with the outer edge of the second protruding piece 33.

The back plate 3 is disposed on the back side of the front plate 2. The second projecting piece 33 is disposed so as to overlap the first projecting piece 23 of the surface plate 2. The second protruding piece 33 is fixed to the first protruding piece 23 of the surface plate 2. More specifically, the second projecting piece 33 and the first projecting piece 23 are laminated and integrated by welding or adhesion.

The building panel 1 has a decorative surface 210. The decorative surface 210 is provided on the front side main body portion 21 of the surface plate 2.

In the construction panel 1 having such a configuration, the connecting piece 12 has a simple shape as in the construction panel 1 of the first to third embodiments. Therefore, the structure of the building panel 1 can be simplified.

Next, Embodiment 5 will be described with reference to FIGS. 10A and 10B. In addition, since this embodiment is the same as that of Embodiment 4 for the most part, about the same part, the same code | symbol as Embodiment 4 is attached | subjected and description is abbreviate | omitted.

The building panel 1 of the fifth embodiment is different from the building panel 1 of the fourth embodiment in that the connection pieces 12 are provided only at both ends of the panel portion 11 in the width direction. The connection pieces 12 are not provided at both ends of the panel portion 11 in the length direction.

The building panel 1 of the present embodiment includes a front plate 2, a back plate 3, and a core material 4 as shown in FIG. 10B. The surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The back plate 3 includes a back main body 31 and a second protruding piece 33. The connection piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33. The core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, and the back side main body portion 31.

As shown in FIG. 10B, a gap is formed between the first side surface portion 22 and the back plate 3 at both ends in the length direction of the building panel 1.

In the construction panel 1 having such a configuration, the connection piece 12 has a simple shape as in the construction panel 1 of the first to fourth embodiments. Therefore, the structure of the building panel 1 can be simplified.

Next, Embodiment 6 will be described with reference to FIG. In addition, since this embodiment is the same as that of Embodiment 4 for the most part, about the same part, the same code | symbol as Embodiment 4 is attached | subjected and description is abbreviate | omitted.

As in the building panel 1 of the fifth embodiment, the building panel 1 of the sixth embodiment has connection pieces 12 provided only at both ends in the width direction of the panel portion 11. The connection pieces 12 are not provided at both ends of the panel portion 11 in the length direction. Furthermore, the building panel 1 of the present embodiment is not provided with the first side surface portions 22 at both ends in the length direction of the front side main body portion 21.

The building panel 1 of this embodiment includes a front plate 2, a back plate 3, and a core material 4. The surface plate 2 includes a front side main body portion 21, a first side surface portion 22, and a first protruding piece 23. The back plate 3 includes a back main body 31 and a second protruding piece 33. The first side surface portion 22 is provided at both ends in the width direction of the front side main body portion 21. The first protruding pieces 23 are provided at both ends in the width direction of the front side main body portion 21. The second protruding pieces 33 are provided at both ends in the width direction of the back-side main body 31. The connection piece 12 is formed by overlapping the first protruding piece 23 and the second protruding piece 33. The core material 4 is disposed in a portion surrounded by the front side main body portion 21, the first side surface portion 22, and the back side main body portion 31.

In the building panel 1 having such a configuration, the connecting piece 12 has a simple shape as in the building panel 1 of the first to fifth embodiments. Therefore, the structure of the building panel 1 can be simplified.

Next, Embodiment 7 will be described with reference to FIG. In addition, since this embodiment is the same as Embodiment 1 for the most part, about the same part, the same code | symbol as Embodiment 1 is attached | subjected and description is abbreviate | omitted.

The mounting structure of the building panel 1 of the present embodiment is different from the mounting structure of the building panel 1 of the first embodiment. The building panel 1 of the present embodiment has the same structure as the building panel 1 of the first embodiment. The building panel 1 may be the building panel 1 of the second and third embodiments.

The mounting structure of the building panel 1 according to this embodiment includes a first building panel 13, a second building panel 14, and a mounting member 63. The second building panel 14 is disposed adjacent to the first building panel 13. The first building panel 13 has a connection piece 12. The second building panel 14 has a connection piece 12. The attachment member 63 fixes the first building panel 13 and the second building panel 14 to the base material 5. The attachment member 63 is disposed between the first building panel 13 and the second building panel 14.

The first building panel 13 and the second building panel 14 are arranged adjacent to each other. The connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are arranged on the same plane. A gap is interposed between the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14.

The mounting structure of the building panel 1 includes a base material 5. The base material 5 includes a vertical trunk edge 50 and a base metal fitting 6.

The base metal fitting 6 is fixed to the mounting surface 51 of the vertical trunk edge 50. The base metal 6 is used to attach the building panel 1 to the vertical trunk edge 50. In other words, the base metal fitting 6 is interposed between the vertical trunk edge 50 and the building panel 1. The base metal fitting 6 has a length in any one of the vertical direction and the horizontal direction.

As shown in FIG. 12, the base metal fitting 6 is formed in a cross-sectional hat shape. The base metal fitting 6 includes a panel mounting portion 61 and a fixing portion 62. The panel mounting portion 61 abuts on the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14. The panel attachment portion 61 is formed in a U-shaped cross section. The fixing portion 62 extends laterally from the tip of the panel mounting portion 61. The fixing portion 62 abuts on the attachment surface 51 of the vertical trunk edge 50. The fixing portion 62 is fixed to the attachment surface 51 of the vertical trunk edge 50. Specifically, the fixing portion 62 is fixed to the mounting surface 51 by welding or the fixing tool 8.

The mounting member 63 is a strip-shaped metal plate. The attachment member 63 has a length in the width direction and the length direction. The length in the width direction of the mounting member 63 is the same as the length in the width direction of the panel mounting portion 61 of the base metal fitting 6. The attachment member 63 contacts the front surface of the connection piece 12 of the first building panel 13 and the front surface of the connection piece 12 of the second building panel 14. In other words, the attachment member 63 is disposed in front of the connection piece 12. As a result, the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are arranged between the mounting member 63 and the base metal fitting 6.

The mounting member 63 is fixed to the base metal fitting 6 by the fixing tool 8. At this time, the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are sandwiched between the mounting member 63 and the base metal fitting 6. In other words, the connection piece 12 is sandwiched between the mounting member 63 and the base material 5. The fixing tool 8 is inserted into a gap between the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14.

The installer places the first building panel 13 on the front surface of the panel mounting portion 61 of the base metal 6 so that the connection piece 12 comes into contact therewith. Next, the second building panel 14 is arranged. At this time, the connection piece 12 of the second building panel 14 is adjacent to the connection piece 12 of the first building panel 13. In this state, the attachment member 63 is disposed in front of the connection piece 12. Then, the fixing tool 8 is driven from the front of the mounting member 63. By driving the fixing tool 8, the connecting piece 12 is sandwiched and fixed between the base metal 6 and the mounting member 63, whereby the building panel 1 is fixed to the base material 5.

A packing may be arranged between the front surface of the panel mounting portion 61 of the mounting member 63 and each connection piece 12.

According to the mounting structure of the present embodiment, the first building panel 13 and the second building panel 14 do not overlap with each other, so that the detachment after installation is further facilitated.

The mounting structure of this embodiment can also be applied to the building panel 1 of Embodiments 4 to 6, as shown in FIG. In this case, the base material 5 is constituted by the vertical trunk edge 50. The connection piece 12 is sandwiched and fixed between the vertical trunk edge 50 and the attachment member 63, whereby the building panel 1 is fixed to the base material 5.

In such a structure, the base metal fitting 6 is unnecessary.

Next, Embodiment 8 will be described with reference to FIG. In addition, since this embodiment is mostly the same as Embodiment 7, the same code | symbol as Embodiment 7 is attached | subjected about the same part, and description is abbreviate | omitted.

The building panel 1 of the eighth embodiment is the building panel 1 of the fourth embodiment. The building panel 1 may be the building panel 1 of the fifth and sixth embodiments.

The mounting structure of the building panel 1 according to this embodiment includes a first building panel 13, a second building panel 14, and a mounting member 63. The second building panel 14 is disposed adjacent to the first building panel 13. The first building panel 13 has a connection piece 12. The second building panel 14 has a connection piece 12.

The first building panel 13 and the second building panel 14 are arranged so that the connecting pieces 12 overlap each other in the front-rear direction. More specifically, the rear surface of the connection piece 12 of the second building panel 14 is in contact with the front surface of the connection piece 12 of the first building panel 13. The connection piece 12 is disposed in front of the base material 5.

The mounting member 63 fixes the first building panel 13 and the second building panel 14 to the base material 5. The attachment member 63 is disposed between the first building panel 13 and the second building panel 14.

The mounting member 63 is a strip-shaped metal plate. The attachment member 63 has a length in the width direction and the length direction. The attachment member 63 contacts the front surface of the connection piece 12 of the second building panel 14. In other words, the attachment member 63 is disposed in front of the connection piece 12. As a result, the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are arranged between the mounting member 63 and the base metal fitting 6.

The mounting member 63 is fixed to the vertical trunk edge 50 by the fixing tool 8. The fixing tool 8 penetrates the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14. At this time, the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are sandwiched between the attachment member 63 and the vertical trunk edge 50. In other words, the connection piece 12 is sandwiched between the attachment member 63 and the base material 5.

A packing may be disposed between the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 13.

Note that the mounting structure of the building panel 1 according to the present embodiment can also be used as the mounting structure of the building panel 1 according to the first to third embodiments. In this case, the base material 5 includes a vertical trunk edge 50 and a base metal fitting 6.

Next, Embodiment 9 will be described with reference to FIG. In addition, since this embodiment is mostly the same as Embodiment 7, the same code | symbol as Embodiment 7 is attached | subjected about the same part, and description is abbreviate | omitted.

The architectural panel 1 of the ninth embodiment is the architectural panel 1 of the fourth embodiment. The building panel 1 may be the building panel 1 of the fifth and sixth embodiments.

The mounting member 63 includes a fixing portion 68 and a pressing portion 69. The fixing portion 68 is formed in a U-shaped cross section. The pressing portion 69 extends from the tip of the fixing portion 68 toward the outer side.

The adhering portion 68 has a length in one of the vertical direction and the horizontal direction. The fixing portion 68 has a width. The fixing portion 68 is arranged in parallel to the length direction or the width direction of the building panel 1. The adhering portion 68 has a uniform cross-sectional shape over the entire length in the longitudinal direction. The adhering portion 68 is provided across the building panels arranged in parallel in the vertical direction. The adhering portion 68 includes an abutting portion 681 and an upright portion 682. The contact portion 681 contacts the connection piece 12. The contact portion 681 has a width. The upright part 682 extends forward from the contact part 681. The upright portions 682 are provided at both ends of the contact portion 681 in the width direction. The upright part 682 is in contact with or close to the end surface of the building panel 1.

The pressing portion 69 extends laterally from the tip of the upright portion 682. The pressing portion 69 is in contact with or in close proximity to the front surface of the first building panel 13 and the front surface of the second building panel 14. In other words, the pressing portion 69 presses the front surface of the building panel 1. If it demonstrates in detail, the holding | suppressing part 69 will press the 1st side part 22 to the base material 5 side from the front. That is, even if the pressing part 69 is pressed against the building panel 1, the building panel 1 is not easily deformed unless the first side face part 22 is buckled. Thereby, according to the attachment structure of this embodiment, the fixed strength of the building panel 1 can be improved.

In addition, the holding | maintenance part 69 may be press-contacted to the outer edge part of the front side main-body part 21 of the panel 1 for construction, and may be arrange | positioned through a slight clearance with the front surface of the front-side main body part 21. Thereby, the holding | suppressing part 69 works as a fall prevention of the panel 1 for construction.

The connecting piece 12 of the first building panel 13 and the connecting piece 12 of the second building panel 14 are arranged adjacent to each other on the same plane. The connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14 are juxtaposed via a gap. The connection piece 12 is in contact with the front surface of the base material 5. In this state, the installer places the attachment member 63 between the first building panel 13 and the second building panel 14. The installer drives the fixing tool 8 into the contact portion 681 of the fixing portion 68 of the mounting member 63. A plurality of the fasteners 8 are driven in along the longitudinal direction of the mounting member 63. Thereby, the connection piece 12 is clamped between the attachment member 63 and the vertical trunk edge 50. The fixing tool 8 is inserted into a gap between the connection piece 12 of the first building panel 13 and the connection piece 12 of the second building panel 14.

The attachment member 63 arranged in parallel to the direction perpendicular to the longitudinal direction of the vertical body edge 50 sandwiches the connection piece 12 with the intermediate body edge 52 as shown in FIGS.

Next, Embodiment 10 will be described with reference to FIG. In addition, since this embodiment is the same as that of Embodiment 9, for the most part, the same code | symbol as Embodiment 9 is attached | subjected and description is abbreviate | omitted.

The architectural panel 1 according to the tenth embodiment is the architectural panel 1 according to the fourth embodiment. The building panel 1 may be the building panel 1 of the fifth and sixth embodiments.

The mounting member 63 includes a fixing portion 68 and a pressing portion 69. The fixing portion 68 is formed in a U-shaped cross section. The pressing portion 69 extends from the tip of the fixing portion 68 toward the side.

Further, the holding portion 69 is in contact with or close to the front surface of the front side main body portion 21 of the

building panels

13 and 14.

Note that the mounting structure of the building panel 1 according to the present embodiment can also be used as the mounting structure of the building panel 1 according to the first to third embodiments.

In the mounting structure of the present embodiment, the closing body 7 is mounted between the building panel 1 and the mounting member 63 as shown in FIG. That is, the closing body 7 is sandwiched between the connection piece 12 of the building panel 1 and the mounting member 63 and covers the cutout portion 25 in a watertight manner. This closing body 7 is similarly attached in the seventh to ninth embodiments.

Next, Embodiment 11 will be described with reference to FIGS. 17A, 17B, and 17C. In addition, since this embodiment is mostly the same as Embodiment 7, the same code | symbol as Embodiment 7 is attached | subjected about the same part, and description is abbreviate | omitted.

The architectural panel 1 of the eleventh embodiment is the architectural panel 1 of the fourth embodiment. The building panel 1 may be the building panel 1 of the fifth and sixth embodiments.

The mounting structure of the building panel 1 according to the present embodiment includes a first building panel 13, a second building panel 14, and a base material 5. The second building panel 14 is disposed adjacent to the first building panel 13. The first building panel 13 has a connection piece 12. The second building panel 14 has a connection piece 12. The base material 5 is constituted by a vertical body edge 50.

The connection piece 12 of the first building panel 13 is overlapped with the connection piece 12 of the second building panel 14. More specifically, the rear surface of the connection piece 12 of the second building panel 14 is in contact with the front surface of the connection piece 12 of the first building panel 13. In this state, the attachment structure of this embodiment is driven by the fixing tool 8 from the front of the connection piece 12. The fixing tool 8 penetrates the connection piece 12 of the second building panel 14 and the connection piece 12 of the first building panel 13. The fixing tool 8 fixes the connection piece 12 to the base material 5.

Note that the sealing material 81 is filled in the joint portion 18 as necessary. Examples of the sealing material 81 include a fluid caulking material 82 as shown in FIG. 17A and a plate-shaped fixed packing 83 as shown in FIG. 17B. The sealing material 81 is disposed on the joint portion 18.

In the mounting structure of the present embodiment, the sealing material 81 may not be provided as shown in FIG. 17C. In other words, the fixing tool 8 may be exposed at the joint portion 18.

Note that the mounting structure of the present embodiment can also be applied to the building panel 1 of the first, second, and third embodiments.

Next, the twelfth embodiment will be described with reference to FIG. In addition, since this embodiment is the same as that of Embodiment 4 for the most part, about the same part, the same code | symbol as Embodiment 4 is attached | subjected and description is abbreviate | omitted.

The building panel 1 of the present embodiment is a sandwich panel as in the first to twelfth embodiments. The building panel 1 of this embodiment includes a panel portion 11 and a connection piece 12.

The panel part 11 has the 1st end part 100, the 2nd end part 101, the 3rd end part 102, and the 4th end part 103, as FIG. 19 shows. The first end portion 100 forms an end portion of the first end 104 on the lower side in the vertical direction (that is, the width direction). The second end portion 101 forms an end portion of the second end 105 on the side opposite to the first end portion 100 (that is, the upper side) in the vertical direction. The third end portion 102 forms an end portion of the third end 106 in the left-right direction (that is, the length direction). The fourth end 103 forms the end of the fourth end 107 opposite to the third end 102 in the left-right direction.

The connection piece 12 protrudes along the back surface of the panel part 11 from the back surface part of the end surface of the panel part 11. Here, the back surface portion is defined as an edge portion on the back surface plate 3 side at the end surface. As shown in FIG. 19, the panel unit 11 includes a first connection piece 121, a second connection piece 122, a third connection piece 123, and a fourth connection piece 124 as the connection piece 12.

The first connection piece 121 protrudes from the end surface of the first end portion 100 of the panel portion 11. The first end portion 100 is an end portion located on the lower side of the panel portion 11. In other words, the first connection piece 121 protrudes downward from the back surface portion of the first end portion 100 of the panel portion 11. As shown in FIG. 20, the first connection piece 121 protrudes from the end face of the first end portion 100 by the first dimension L1. The first connection piece 121 is provided over substantially the entire length of the panel portion 112 in the length direction.

The second connection piece 122 protrudes from the end surface of the second end portion 101 of the panel portion 11. The second end portion 101 is an end portion located on the upper side of the panel portion 11. In other words, the second connection piece 122 protrudes upward from the back surface portion of the second end portion 101 of the panel portion 11. The second connection piece 122 protrudes from the end surface of the second end portion 101 by the second dimension L2. The second dimension L2 is longer than the first dimension L1. In other words, the second connection piece 122 protrudes longer than the first connection piece 121. The second connection piece 122 is provided over substantially the entire length of the panel portion 11 in the length direction.

The first dimension L1 of the first connection piece 121 is, for example, 15 mm. The second dimension L2 of the second connection piece 122 is formed to 65 mm, for example. The length of each connection piece 12 is not particularly limited.

When the second connection piece 122 is connected to another adjacent building panel 1, as shown in FIG. 18, the first connection piece 121 and the first end portion 100 of the other adjacent building panel 1. It is arranged on the back side. In other words, the second connection piece 122 is overlapped with both the first connection piece 121 and the first end portion 100 of another adjacent building panel 1.

More specifically, when the second connection piece 122 is connected to another adjacent building panel 1, the second connection piece 122 comes into contact with the first connection piece 121 via the water blocking material 84. At this time, the second connection piece 122 abuts on the first end portion 100 of the panel portion 11 via the water stop material 84. The second connection piece 122 includes a first arrangement portion 125 for arranging the water stop material 84 and a second arrangement portion 126 for arranging the water stop material 84.

In the first arrangement part 125, a water stop material 84 interposed between the first connection pieces 121 of other adjacent building panels 1 is arranged. The first arrangement portion 125 is provided over substantially the entire length of the second connection piece 122 in the longitudinal direction. In addition, the 1st arrangement | positioning part 125 and the water stop material 84 may be adhere | attached, and may not be carried out.

The water stop material 84 interposed between the 1st edge part 100 of the panel part 112 of the other construction panel 1 is arrange | positioned at the 2nd arrangement | positioning part 126. FIG. The second arrangement portion 126 is provided over substantially the entire length of the second connection piece 122 in the longitudinal direction. In addition, the 2nd arrangement | positioning part 126 and the water stop material 84 may be adhere | attached, and may not be carried out.

In addition, the 1st arrangement | positioning part 125 and the 2nd arrangement | positioning part 126 may be separated in the up-down direction, and may be connected in the up-down direction.

The 3rd connection piece 123 protrudes from the 3rd end part 102 of the panel part 11, as FIG. 19 shows. The third connection piece 123 protrudes from the back surface portion of the third end portion 102 by substantially the same dimension as the first dimension L1. The third connection piece 123 is provided over substantially the entire length of the panel portion 11 in the width direction.

The fourth connection piece 124 protrudes from the fourth end portion 103 of the panel portion 11. The fourth connection piece 124 protrudes from the back surface portion of the fourth end portion 103 by substantially the same dimension as the first dimension L1. The fourth connection piece 124 is provided over substantially the entire length of the panel portion 11 in the width direction.

Both the first connection piece 121 and the second connection piece 122 are configured by overlapping the first protruding piece 23 of the front surface plate 2 and the second protruding piece 33 of the back surface plate 3. The third connection piece 123 is also formed by overlapping the front surface plate 2 and the back surface plate 3. The fourth connection piece 124 is also formed by overlapping the front surface plate 2 and the back surface plate 3. The third connection piece 123 and the fourth connection piece 124 may be formed of only the surface plate 2.

A folded portion 19 is provided on the outer edge of the connection piece 12. The folded portion 19 fixes the outer edge of the front surface plate 2 and the outer edge of the back surface plate 3 to each other. The folding | returning part 19 is provided over the outer periphery perimeter of the connection piece 12, as FIG. 19 shows. Thereby, the folding | turning part 19 prevents that the edge part of the surface board 2 and the edge part of the back surface board 3 leave | separate. Moreover, the folding | turning part 19 prevents that water etc. infiltrate into the core material 4 side of the panel 1 for construction.

The building panel 1 having such a configuration is attached as shown in FIG.

A plurality of building panels 1 are attached. Hereinafter, the mounting state of the first building panel 13 and the second building panel 14 among the plurality of building panels 1 will be described. The first building panel 13 is arranged adjacent to the second building panel 14. The second building panel 14 is disposed above the first building panel 13.

First, the installer places the first building panel 13 in front of the base material 5. At this time, the installer arranges the first building panel 13 such that the second connection piece 122 is positioned above. In this state, the installer drives the fixing tool 8 from the front of the second connection piece 122. The second connection piece 122 is fixed to the base material 5 via the fixing tool 8. A plurality of fixing tools 8 are driven. The fixing tool 8 is driven into a plurality of locations along the longitudinal direction of the second connection piece 122 (that is, the length direction of the panel).

The first building panel 13 may be fixed temporarily. That is, it may be fixed by the fixing tool 8 or may be temporarily fixed by using an adhesive tape.

Next, the installer places the second building panel 14. The installer arranges the second building panel 14 so as to overlap the first connection piece 121 of the second building panel 14 in front of the second connection piece 122 of the first building panel 13. . Thereby, the 1st connection piece 121 and the 1st edge part 100 of the 2nd building panel 14 are piled up on the surface side of the 2nd connection piece 122 of the 1st building panel 13.

At this time, as shown in FIG. 22A, the water stop material 84 is disposed between the panel portion 11 of the second building panel 14 and the second connection piece 122 of the first building panel 13. The Further, a water stop material 84 is disposed between the first connection piece 121 of the second building panel 14 and the second connection piece 122 of the first building panel 13.

In this state, the installer drives the fixing tool 8 from the front of the first connection piece 121 of the second building panel 14 (see FIG. 22C and the like). The fixing tool 8 is driven into a plurality of locations of the first connection piece 121 along the length direction. Thereby, the first building panel 13 and the second building panel 14 are fixed to the base material 5.

The installer places another building panel 1 above the second building panel 14. The installer performs construction in the same manner as described above.

In addition, in the left-right direction, the connection between the first building panel 13 and the other building panel 1 may be, for example, by overlapping the third connection piece 123 and the fourth connection piece 124 back and forth (FIG. 26A). The third connection piece 123 and the fourth connection piece 124 may be arranged in the left-right direction (see FIG. 26B), and is not particularly limited. Note that the structure of this part is the same as that of the seventh to eleventh embodiments, and a description thereof will be omitted.

Further, as shown in FIG. 22A, a sealing material 81 is provided at the joint portion 18 between the building panels 1. The installer fixes the second connection piece 122 of the first building panel 13 and the first connection piece 121 of the second building panel 14 with the fixing tool 8, and then the first end portion 100 and the second connection piece 121. The sealing material 81 is disposed on the joint portion 18 (lateral joint) between the end portion 101 and the end portion 101. The installer also places the sealing material 81 on the joint 18 (vertical joint) between the third end 102 and the fourth end 103. That is, in this case, the sealing material 81 is filled in the joint portion 18 around the entire outer periphery of the first building panel 13.

The sealing material 81 may be one obtained by filling and curing a liquid filler as shown in FIG. 22A, or a solid sheet rubber material inside the joint 18 as shown in FIG. 22B. It may be arranged in. Further, as shown in FIG. 22C, the sealing material 81 may not be provided in the joint portion 18.

As described above, the building panel 1 of the present embodiment includes the panel unit 11, the first connection piece 121, and the second connection piece 122. The panel unit 11 includes a first end 100 and a second end 101. The second end portion 101 is located on the side opposite to the first end portion 100. The first connection piece 121 protrudes along the back surface of the panel portion 11 from the back surface portion of the first end portion 100 of the panel portion 11. The second connection piece 122 protrudes along the back surface of the panel portion 11 from the back surface portion of the second end portion 101 of the panel portion 11. The second connection piece 122 protrudes longer than the first connection piece 121. When the building panel 1 is connected to another adjacent building panel 1, the first connection piece 121 and the first end 100 of the other building panel 1 are formed on the surface side of the second connection piece 122. Are superimposed.

For this reason, the building panel 1 of the present embodiment can have a simple structure in which the connection piece 12 protrudes from the end face of the panel portion 11. And the 2nd connection piece 122 of this embodiment is formed in the length which overlaps not only the 1st connection piece 121 of the other adjacent building panel 1 but the panel part 11. FIG. For this reason, the water stop performance with other adjacent building panels 1 can be kept high.

Further, the second connection piece 122 of the present embodiment includes a first arrangement portion 125 and a second arrangement portion 126. The first disposing portion 125 is provided with a water stop material 84 interposed between the first connecting piece 121 of the other building panel 1. The second disposing portion 126 is provided with a water stop material 84 interposed between the panel portion 11 of another building panel 1.

For this reason, when the building panel 1 of the present embodiment is connected to another adjacent building panel 1, the water blocking material 84 arranged in the first arrangement portion 125 and the second arrangement portion 126, Effective water stop can be performed. Thereby, according to the building panel 1 of this embodiment, the water stop performance with other adjacent building panels 1 can be kept higher.

In addition, the panel unit 11 of the present embodiment includes a front plate 2, a back plate 3, and a core material 4. The core material 4 is filled between the front surface plate 2 and the back surface plate 3. Both the first connection piece 121 and the second connection piece 122 are formed by overlapping the end edge portion of the front surface plate 2 and the end edge portion of the back surface plate 3.

For this reason, since the 1st connection piece 121 and the 2nd connection piece 122 are comprised by the surface board 2 and the back surface board 3 which comprise the panel part 11 in the panel 1 for construction of this embodiment, It can be formed only by combining the back plate 3 and the core material 4.

Further, the building panel 1 of the present embodiment is provided with a folded portion 19 on the connection piece 12. The folded portion 19 brings the front plate 2 and the back plate 3 into close contact with each other. The folded portion 19 is provided over the entire length of the outer peripheral end of the connection piece 12. For this reason, in the building panel 1, it is possible to prevent water from entering the core material 4.

Further, the second connection piece 122 of the present embodiment is provided on the upper side, and the first connection piece 121 is provided on the lower side. For this reason, the 2nd connection piece 122 with a long protrusion dimension can be used for temporary fixation to the base material 5. FIG. That is, a fixed white can be lengthened and workability can be improved.

In addition, in the connection part of the 1st building panel 13 and the 2nd building panel 14, the sealing material 81 is in the joint part 18 between the 1st edge part 100 and the 2nd edge part 101. FIG. The mounting member 63 may be disposed as shown in FIG. Since this attachment member 63 has the same structure as that of the seventh embodiment, the description thereof is omitted.

Next, Embodiment 13 will be described with reference to FIG. In addition, since this embodiment is the same as that of Embodiment 12, for the most part, the same code | symbol as Embodiment 12 is attached | subjected and description is abbreviate | omitted.

The building panel 1 of the present embodiment is arranged such that the second end 101 is located on the upper side and the first end 100 is located on the lower side. The second end portion 101 has an end face. The end surface of the second end portion 101 is inclined so as to be positioned downward as it goes forward. The end surface of the second end portion 101 is inclined downward so as to have a 1/10 gradient with respect to the horizontal plane, for example. This gradient is not particularly limited.

Thus, the building panel 1 of this embodiment is inclined so that the end surface (upper surface) of the second end portion 101 is positioned downward as it goes forward. For this reason, after construction, rainwater adhering to the end surface of the second end portion 101 flows down along the inclined end surface. Therefore, it is possible to prevent a water pool from occurring in the joint portion 18 of the building panel 1.

In addition, although the building panel 1 of

Embodiment

12 and 13 had the 3rd connection piece 123 and the 4th connection piece 124, in the building panel 1 of this invention, Embodiment 5 (FIG. 10A, 10B), the third connection piece 123 and the fourth connection piece 124 may not be provided. Moreover, although the 1st side surface part 22 of the surface board 2 was provided in the 3rd edge part 102 and the 4th edge part 103, the building panel 1 of

Embodiment

12 and 13 is Embodiment 6. FIG. As shown in FIG. 11, the first side surface portion 22 of the surface plate 2 may not be provided.

In the mounting structure of the building panel 1 according to the twelfth embodiment, the sealing material 81 is filled over the entire periphery of the joint portion 18 formed on the outer periphery of the building panel 1. About this attachment structure, the structure shown in the following Embodiments 14 and 15 may be sufficient, for example.

As shown in FIG. 25, the mounting structure of the fourteenth embodiment includes a first building panel 13, a second building panel 14, a third building panel 15, and a fourth building panel 16. And a fifth building panel 17. The second building panel 14 is connected above the first building panel 13. The third building panel 15 is connected to the lower side of the first building panel 13. The fourth building panel 16 is connected to the left side of the first building panel 13 when viewed from the front. The fifth building panel 17 is connected to the right side of the first building panel 13 when viewed from the front. In other words, the other building panels 1 are attached to both sides in the vertical direction and both sides in the left-right direction of the building panel (first building panel 13), respectively.

The first building panel 13 to the fifth building panel 17 have the same structure as the building panel 1 of the twelfth embodiment.

Each building panel 1 is arranged such that the second end 101 is located on the upper side and the first end 100 is located on the lower side.

The first connection piece 121 of the second building panel 14 is overlapped in front of the second connection piece 122 of the first building panel 13 (see FIGS. 22A to 22C). The fixing tool 8 is driven from the front of the first connection piece 121. The fixing tool 8 penetrates the first connection piece 121 and the second connection piece 122 and fixes them to the base material 5. Thereby, the 1st building panel 13 and the 2nd building panel 14 are connected. At this time, a joint 18 is formed between the first end 100 of the first building panel 13 and the first end 100 of the second building panel 14.

The first connection piece 121 of the first building panel 13 is stacked in front of the second connection piece 122 of the third building panel 15. The fixing tool 8 is driven from the front of the first connection piece 121. The fixing tool 8 penetrates the first connection piece 121 and the second connection piece 122 and fixes them to the base material 5. Thereby, the 1st building panel 13 and the 3rd building panel 15 are connected. At this time, the joint portion 18 is formed between the second end portion 101 of the first building panel 13 and the first end portion 100 of the third building panel 15.

The fourth connection piece 124 of the first building panel 13 is overlapped behind the third connection piece 123 of the fourth building panel 16 as shown in FIG. 26A. The fixing tool 8 is driven from the front of the fourth connection piece 124. The fixing tool 8 passes through the third connection piece 123 and the fourth connection piece 124 and fixes them to the base material 5. Thereby, the 1st building panel 13 and the 4th building panel 16 are connected. At this time, the joint portion 18 is formed between the fourth end portion 103 of the first building panel 13 and the third end portion 102 of the fourth building panel 16.

The fourth connection piece 124 of the fifth building panel 17 is overlapped behind the third connection piece 123 of the first building panel 13 as shown in FIG. 26A. The fixing tool 8 is driven from the front of the fourth connection piece 124. The fixing tool 8 passes through the third connection piece 123 and the fourth connection piece 124 and fixes them to the base material 5. Thereby, the 1st building panel 13 and the 5th building panel 17 are connected. At this time, the joint portion 18 is formed between the third end portion 102 of the first building panel 13 and the fourth end portion 103 of the fifth building panel 17.

The connection between the third end portion 102 and the fourth end portion 103 is performed by arranging the third connection piece 123 and the fourth connection piece 124 in the left-right direction as shown in FIG. The fixing tool 8 may be driven in from the front of the mounting member 63 after contacting 63. The third connection piece 123 and the fourth connection piece 124 are sandwiched and fixed between the attachment member 63 and the base material 5.

As shown in FIG. 25, in the first building panel 13, a sealing material 81 is provided between the joint portion 18 adjacent to the third end portion 102 and the joint portion 18 adjacent to the fourth end portion 103. Be placed. That is, the sealing material 81 is filled in the joint portion 18 between the first building panel 13 and the fourth building panel 16. Further, the sealing material 81 is also filled in the joint portion 18 between the first building panel 13 and the fifth building panel 17. It should be noted that the sealing material 81 can be omitted in the joint portion 18 adjacent to the first end portion 100 and the joint portion 18 adjacent to the second end portion 101, that is, the horizontal joint portion.

Note that this mounting structure can also be applied to the building panel 1 of Embodiment 13 (see FIG. 24).

Next, as shown in FIG. 27, the mounting structure of the fifteenth embodiment is a structure in which the building panel 1 is mounted vertically.

The mounting structure of the fifteenth embodiment includes a first building panel 13, a second building panel 14, a third building panel 15, a fourth building panel 16, and a fifth building panel. 17. The second building panel 14 is connected above the first building panel 13. The third building panel 15 is connected to the lower side of the first building panel 13. The fourth building panel 16 is connected to the left side of the first building panel 13 when viewed from the front. The fifth building panel 17 is connected to the right side of the first building panel 13 when viewed from the front. In other words, the other building panels 1 are attached to both sides of the building panel 1 (first building panel 13) in the up-down direction and both sides in the left-right direction, respectively.

Each building panel 1 is arranged such that the second end portion 101 is positioned on the right side when viewed from the front and the first end portion 100 is positioned on the left side when viewed from the front. In other words, each building panel 1 is arranged such that the second end portion 101 is located on one side in the left-right direction and the first end portion 100 is located on the other side. In addition, the direction of the 2nd edge part 101 and the 1st edge part 100 is not limited only to this aspect.

Since the connection structure between the building panels 1 is the same as that of the twelfth embodiment, the description is omitted.

A sealing material 81 is filled in the joint portion 18 between the first building panel 13 and the second building panel 14. Moreover, the sealing material 81 is filled in the joint portion 18 between the first building panel 13 and the third building panel 15. Further, the sealing material 81 is filled in the joint portion 18 between the first building panel 13 and the fourth building panel 16. Further, the sealing material 81 is filled in the joint portion 18 between the first building panel 13 and the fifth building panel 17. In other words, the sealing material 81 is disposed on the joint 18 on the entire outer periphery of the building panel 1.

This mounting structure can also be applied to a structure in which the building panel 1 of Embodiment 13 (see FIG. 24) is vertically stretched. In this case, it is preferable to form the above-mentioned inclination on each end face of the first end portion 100 and the second end portion 101 that form the joint portion 18 in the vertical direction. Thereby, the width | variety of the vertical joint after construction can be made uniform.

Thus, since the building panels 1 of

Embodiments

14 and 15 can improve the water-stopping property at the connecting portion at the end in the length direction, they can be made to be a panel having a fixed length in the length direction. For this reason, the building panel 1 of the present embodiment can be mass-produced, and inventory management becomes easy.

Hereinafter, in the construction panel 1 according to the second, third, fifth, sixth, twelfth and thirteenth embodiments, an attachment structure of an end portion that does not have the connection piece 12 will be described.

As the construction of the end portion that does not have the connection piece 12, for example, there are several methods as shown in FIGS. The building panel 1 includes a first building panel 13 and a second building panel 14. The second building panel 14 is disposed adjacent to the first building panel 13.

The first building panel 13 and the second building panel 14 include a first end portion 96 and a second end portion 97. The first end portion 96 is defined as an end portion where the connection piece 12 is formed in the building panel 1. The second end 97 is defined as an end where the connection piece 12 is not formed in the building panel 1.

In the example shown in FIG. 28A, the second end 97 of the first building panel 13 and the second end 97 of the second building panel 14 face each other. The base material 5 is disposed behind the second end 97 of the first building panel 13 and the second end 97 of the second building panel 14. A joint 18 is formed by the second end 97 of the first building panel 13, the second end 97 of the second building panel 14, and the front surface of the base material 5. The joint portion 18 is filled with a sealing material 81.

In the example shown in FIG. 28B, the cover material 9 is attached to the joint portion 18. The cover material 9 includes an insertion portion 91 and a flange portion 92. The insertion portion 91 has a substantially U-shaped cross section. The flange portion 92 extends from the distal end of the insertion portion 91 toward the outer side. The insertion portion 91 is fitted into the joint portion 18. The flange portion 92 contacts the surface plate 2 of the first building panel 13 and the surface plate 2 of the second building panel 14.

The cover material 9 is disposed between the first building panel 13 and the second building panel 14. Then, the cover member 9 is driven with the fixing tool 8 from the front of the insertion portion 91. The cover material 9 is fixed to the base material 5. Thereafter, the sealing material 81 is filled in the recess of the insertion portion 91.

In the example shown in FIG. 28C, a cover member 93 is disposed on the joint portion 18.

The cover member 93 includes a first fixing portion 94 and a second fixing portion 95. The first fixing portion 94 is fixed to the base material 5. The second fixing portion 95 is detachably attached to the first fixing portion 94.

The first fixing portion 94 includes an attachment piece 941 and a mounting portion 942. The mounting piece 941 is disposed and fixed on the front surface of the base material 5. The attachment piece 941 is located on the back side of the building panel 1. The attachment piece 941 is plate-shaped. The mounting portion 942 protrudes forward from the mounting piece 941. The mounting portion 942 opens forward. The mounting portion 942 is disposed between the lengthwise ends of the building panel 1. The mounting portion 942 has a locking portion 943. The locking portion 943 locks and holds the second fixing portion 95. The locking portion 943 is provided in the opening of the mounting portion 942.

The second fixing portion 95 includes a collar-shaped portion 951 and a mounted portion 952. The collar portion 951 abuts on the surface plate 2 of the building panel 1. The mounted portion 952 extends rearward from the collar portion 951. The mounted portion 952 is detachably fixed to the mounting portion 942. The mounted portion 952 is inserted into the opening of the mounting portion 942. The mounted portion 952 has a locked portion 953. The locked portion 953 is detachably engaged with the locking portion 943 of the mounting portion 942.

In addition, as shown to FIG. 30A and 30B, as for the panel 1 for construction of

Embodiment

1, 2, 3, each connection piece 12 may have the folding | turning part 19. FIG. Specifically, the folded portion 19 is provided on one of the first protruding piece 23 and the second protruding piece 33 facing each other. The folded portion 19 covers the tip of the portion where the first protruding piece 23 and the second protruding piece 33 are abutted.

The building panel 1 in FIG. 30A includes a first end 100 and a second end 101 opposite to the first end 100. A folded portion 19 extends from the tip of the first protruding piece 23 of the first end portion 100. The tip of the folded portion of the first end portion 100 is located on the back side of the second protruding piece 33. More specifically, the folded portion 19 of the first protruding piece 23 is in contact with the back side surface of the second protruding piece 33.

The folded portion 19 extends from the tip of the second projecting piece 33 of the second end portion 101. The tip of the folded portion 19 of the second end portion 101 is located on the front side of the first protruding piece 23. More specifically, the folded portion 19 is in contact with the front side surface of the first protruding piece 33.

In the example shown in FIG. 30B, only the first projecting piece 23 has the folded portion 19. The tip of the folded portion 19 of the first protruding piece 23 is located on the back side of the second protruding piece 33. More specifically, the folded portion 19 of the first protruding piece 23 is in contact with the back side surface of the second protruding piece 33.

As described above, when the connection piece 12 has the folded portion 19, the bonding strength between the front surface plate 2 and the back surface plate 3 can be further strengthened, and water intrusion to the core material 4 side can be prevented.

In addition, the structure which has the folding | returning part 19 is applicable also to the construction panel of

Embodiment

4,5,6 as shown to FIG. 31A and B. FIG.

Claims

A front plate, a back plate, and a core material are provided.
A building panel in which the core material is disposed between the front plate and the back plate,
The end of this building panel is provided with a connection piece used for connection with another adjacent building panel,
The surface plate is
The front body part,
A first side surface portion extending from the outer edge of the front side main body portion toward the core material side;
A first projecting piece extending sideways from the tip of the first side surface portion,
The back plate includes a second protruding piece provided at an outer edge portion,
The building panel in which the connecting piece is formed by overlapping the first projecting piece and the second projecting piece.
The back plate is
Back side body part,
A second side surface portion extending from the outer edge of the back side main body portion toward the core material side;
The second projecting piece extending from the tip of the second side surface portion to the side,
In a state where the first projecting piece and the second projecting piece are overlapped, the front surface plate and the back surface plate are arranged to face each other, and the front side main body portion, the first side surface portion, and the back side main body portion. The building panel according to claim 1, wherein the core material is filled in a portion surrounded by the second side surface portion.
The building panel according to claim 2, wherein the front plate and the back plate have a common shape.
A decorative surface is provided on the front side main body of the surface plate,
A decorative surface is provided on the back side main body of the back plate,
The building panel according to claim 2, wherein the decorative surface of the front-side main body and the decorative surface of the back-side main body are different from each other.
The surface plate is
The front side main body,
The first side surface portion extending from the outer edge of the front side main body portion toward the core material side,
The first projecting piece extending toward the side from the tip of the first side surface portion,
The back plate has a plate shape in which the back side main body portion and the second projecting piece are formed on the same plane,
The said 2nd protrusion piece is piled up on the said 1st protrusion piece, The said core material is filled in the part enclosed by the said back side main-body part, the said front side main-body part, and the said 1st side part. Item 1. The building panel according to item 1.
The connecting piece is
A first connection piece provided at a first end of the building panel;
A second connecting piece provided at the second end opposite to the first end,
The building panel according to claim 1, wherein the protruding length of the second connecting piece is formed to be longer than the protruding length of the first connecting piece.
The second end portion is disposed on the upper side,
The building panel according to claim 6, wherein the end face of the second end portion is inclined so as to be positioned downward as it goes forward.
An installation structure in which the building panel according to claim 1 is attached to a base material,
A first building panel having the connection piece;
A second building panel disposed adjacent to the first building panel and having the connecting piece;
A mounting member disposed between the first building panel and the second building panel;
With
The first building panel and the second building panel are arranged such that the connection pieces are arranged on the same plane,
The connecting piece is disposed in front of the base material;
The mounting member is disposed in front of the connection piece,
A structure for mounting a building panel to a base material in which a fixing tool is driven from the front of the mounting member toward the base material, whereby the connection piece is sandwiched between the mounting member and the base material. .
The connection piece of the first building panel and the connection piece of the second building panel are arranged via a gap,
The attachment structure to the base material of the building panel of Claim 8 with which the said fixing tool is penetrated by the said clearance gap.
An installation structure in which the building panel according to claim 1 is attached to a base material,
A first building panel having the connection piece;
A second building panel disposed adjacent to the first building panel and having the connecting piece;
A mounting member disposed between the first building panel and the second building panel;
With
The first building panel and the second building panel are arranged so that the connection pieces overlap in the front-rear direction,
The connecting piece is disposed in front of the base material;
The mounting member is disposed in front of the connection piece,
A structure for mounting a building panel to a base material in which a fixing tool is driven from the front of the mounting member toward the base material, whereby the connection piece is sandwiched between the mounting member and the base material. .
The attachment structure to the base material of the building panel of Claim 10 in which the said fixing tool has penetrated the said connection piece of the said 1st building panel, and the said connection piece of the said 2nd building panel.
The said attachment member has the holding | suppressing part which contact | abuts or adjoins to the front surface of the said front side main-body part of the 1st building panel, and the said front-side main body part of the 2nd building panel. The mounting structure to the base material of the building panel of 10.