JP7277352B2 - Double wall structure of the building - Google Patents

Description

The present invention relates to a double-walled construction of a building, and more particularly to a double-walled construction of a building with metal wall panels.

As a building made of metal wall panels, the wall panel is fixed to the frame by inserting the edge of the rectangular wall panel into the slit of the frame (for example, Patent Document 1), or the wall panel It is known that a wall panel is fixed to a frame by means of channel-shaped members attached to the edge engaging projections of the frame (for example, Patent Document 2).

Japanese Patent Application Laid-Open No. 2001-73461 JP-A-2-248557

In the conventional wall panel mounting structure, work such as removing a part of the frame is necessary when mounting the wall panel, and the mountability of the wall panel is poor. In addition, in the conventional wall panel mounting structure, it is difficult to form the wall structure into a double wall structure consisting of an outer wall panel and an inner wall panel.

The problem to be solved by the present invention is to easily realize a double wall structure in a building with metal wall panels.

A double-wall structure of a building according to one embodiment of the present invention comprises a base (30), a plurality of exterior wall columns (32, 34, 36) erected from the base, and between upper ends of the exterior wall columns. spanned beams (38A, 40A), metal exterior panels 44 provided between the exterior wall columns and provided with exterior wall studs (44A), and extending along the exterior wall columns and exterior wall studs. a plurality of inner wall mounting struts (52) attached to said foundation and said beams, and an inner wall panel (62) mounted on said inner wall mounting struts and extending parallel to said outer wall panel with a predetermined gap therebetween. The inner wall panel is composed of a plurality of horizontally long rectangular metal inner wall panel modules (64) arranged vertically, and the inner wall mounting struts are formed at intervals in the vertical direction A plurality of engagement portions (56) are provided, each interior wall panel module being locked to the corresponding engagement portion.

According to this configuration, a double wall structure can be easily realized in a building with metal wall panels.

In the above double wall construction of the building, preferably, the inner wall panel modules are formed with grooved cross-sectional shapes (64C, 64D) on upper and lower edges to engage adjacent inner wall panel modules. The hook-shaped connection portion (65) protrudes outward from the inner wall mounting strut, and the hook-shaped connection portion is fitted into each engaging portion of the inner wall mounting strut by dropping, and the hook-shaped connection portion extends in the inside and outside directions. and a hook-like engaging portion including an upwardly opening groove for restricting downward movement, and the lowermost inner wall panel module is fixed to the base.

According to this configuration, the inner wall panel can be easily attached, and the inner wall panel has a good appearance.

In the double wall structure of the building, preferably, between a plurality of upper and lower furring strips (48) horizontally spanning between the outer wall pillars and the outer wall studs, and between the beam and the upper furring strip, It has an inner wall mounting member (58) that spans between the upper and lower furring strips and between the lower furring strip and the base, and each inner wall mounting member extends along both side edges. A plurality of grooves are formed on each groove side piece (58A) at intervals in the vertical direction to form an inwardly open groove including a groove side piece (58A) formed so as to protrude inward. Each engaging portion (60) of each inner wall mounting member is fitted with the hook-shaped connecting portion by drop-in to prevent movement of the hook-shaped connecting portion in the inward/outward direction and downward. It forms a hook-like engaging portion that includes a restricting upwardly-opening groove.

According to this configuration, the strength of the building is improved, and the mounting strength of the inner wall panel is improved.

In the above double wall structure of the building, preferably furring strip fixtures (50) including a plurality of upper and lower engaging pieces (50A) projecting inward are attached to the outer wall pillars and the outer wall studs. Each furring strip has a groove-shaped cross-sectional shape that opens outward, and is fixed to the furring strip fitting by being fitted into the engaging piece.

This configuration ensures the attachment of the furring strip.

In the above double wall structure of the building, preferably, the outer wall panel comprises a plurality of laterally arranged rectangular outer wall panel modules (44) made of metal that are elongated in the vertical direction, and the side edge of each outer wall panel module is a hook-shaped connecting portion (45) having a groove-shaped cross-section and an L-shaped cross-section to engage the adjacent outer wall panel modules, and the hook-shaped connecting portion constitutes the outer wall studs. .

According to this configuration, an increase in the number of parts due to the outer wall studs is suppressed.

The double-walled construction of the building according to the invention makes it easy to install the inner wall panels and makes them look nice.

1 is a perspective view showing the appearance of a garage to which a double wall structure is applied according to the present invention; 1 is a perspective view showing a state before installation of an inner wall panel of one embodiment of a double wall structure according to the present invention; FIG. A bird's-eye perspective view showing the arrangement of the outer wall columns and outer wall panels of the double wall structure according to the present embodiment. The perspective view which shows the attachment structure of the inner-wall panel of the double wall structure by this embodiment. FIG. 2 is a vertical cross-sectional view showing a mounting structure of an inner wall panel having a double wall structure according to the present embodiment. FIG. 2 is a perspective view showing a state after installation of an inner wall panel of one embodiment of the double wall structure according to the present invention;

Below, an embodiment of the double-walled structure of the building according to the invention will be described with reference to the drawings.

There is a garage 10 as shown in FIG. 1 as a building to which the double wall structure according to this embodiment is applied. Garage 10 is constructed on a foundation 12 made of concrete. The garage 10 has left and right side walls 14, a rear wall 16, and a roof 18. The garage 10 has an opening 20 at the front for entry and exit of vehicles. The opening 20 is opened and closed by a roll-up shutter device. The side walls 14, the rear wall 16 and the roof 18 are all made of metal such as steel plates.

The left and right side walls 14 and the rear wall 16 each have a double wall structure. Details of the left and right side walls 14 and the rear wall 16 will be described with reference to FIGS. 2-5.

The left and right side walls 14 may be of identical construction, with the right side wall 14 being shown in FIG. The right side wall 14 includes a base 30 horizontally extending in the front-rear direction on the base 12, an outer wall front pillar 32 provided in front of the base 30, an outer wall rear pillar 34 erected from the base 30, and and an outer wall center post 36 . A side front beam member 38 is provided between the outer wall front pillar 32 and the outer wall middle pillar 36 and connected to the upper portion thereof. Between the outer wall rear pillar 34 and the outer wall middle pillar 36, a side rear beam member 40 connected to the upper part thereof is provided. The side front beam members 38 and side rear beam members 40 include horizontal lower beams 38A, 40A and rearwardly downsloping upper beams 38B, 40B on which the roof 18 is mounted. .

Sidewall 14 includes exterior wall panels 42 extending between base 30 and lower beams 38A, 40A. The outer wall panel 42 is formed by connecting a plurality of outer wall panel modules 44 arranged in the front-rear direction (horizontal direction) and made of rectangular metal plates elongated in the vertical direction. Six outer wall panel modules 44 are provided between the outer wall front pillar 32 and the outer wall middle pillar 36 and between the outer wall middle pillar 36 and the outer wall rear pillar 34, respectively.

Each outer wall panel module 44 is a press-molded product, and as shown in FIG. An open rectangular groove-shaped cross-sectional portion 44A is formed, and the other is formed as an L-shaped cross-sectional portion 44B that is bent inward (toward the inside of the garage). The outer wall panel module 44 adjacent to the outer wall front pillar 32, the outer wall rear pillar 34 or the outer wall central pillar 36 is provided with the outer wall front pillar 32, the outer wall rear pillar 34 or the outer wall middle pillar 36, respectively, with a grooved cross-sectional portion 44A. It is connected to the outer wall front pillar 32, the outer wall rear pillar 34, or the outer wall middle pillar 36 by engaging the L-shaped section.

Adjacent front and rear exterior wall panel modules 44 are connected to each other by the engagement of the channel-shaped cross-sectional shape portion 44A and the L-shaped cross-sectional shape portion 44B. The grooved cross-sectional portion 44A extends along one side edge of the outer wall panel module 44, protrudes inward, and extends vertically to form an outer wall stud. Henceforth, 44 A of grooved cross-sectional shape parts may be called 44 A of outer wall studs.

Since the outer wall panel module 44 is engaged with the outer wall front pillar 32, the outer wall rear pillar 34, or the outer wall middle pillar 36 with the grooved cross-sectional shape portion 44A, the L-shaped cross-sectional shape portions 44B of the outer wall panel modules 44 adjacent to each other are engaged with each other. occurs in the central part. An outer wall stud 46 having a groove-shaped cross-section is attached from the inside to the adjacent L-shaped cross-section-shaped portions 44B. The outer wall studs 46 and the outer wall studs 44A are arranged at regular intervals in the longitudinal direction between the outer wall front pillar 32 and the outer wall middle pillar 36 and between the outer wall middle pillar 36 and the outer wall rear pillar 34. be done. The outer wall studs 44A and 46 extend parallel to each other between the base 30 and the lower beams 38A and 40A of the side front beam member 38 and the side rear beam member 40, respectively.

Between the left and right outer wall studs 44A on the most front side and the corresponding outer wall middle pillars 36, and between the outer wall middle pillars 36 and the outer wall rear pillars 34, there are horizontally spanned grooves, respectively. A plurality of cross-sectional side furring strips 48 are vertically spaced apart from each other. Furring strip mounting brackets 50 are fixed to the side surfaces of the outer wall studs 44A, 46, the outer wall rear pillar 34, and the outer wall middle pillar 36 with screws (not shown). Each furring strip fitting 50 has an engaging piece 50A projecting inward. The side furring strips 48 are restrained from moving vertically by fitting the grooves into the engaging pieces 50A, and are fixed to the furring strip fittings 50 by screws (not shown).

The side furrings 48 contribute to the strength of the exterior wall panels 42 and make the garage 10 a solid construction.

Inner wall mounting struts 52 are arranged along the rear side of the frontmost outer wall stud 44A, the front and rear sides of the outer wall center pillar 36, and the front side of the outer wall rear pillar 34. As shown in FIG. Mounting brackets 54 protruding inward from the lower beams 38A, 40A are provided on the side surfaces of the lower beams 38A, 40A of the side front beam member 38 and the side rear beam member 40 for mounting the inner wall mounting struts 52 . is attached by screws. Each inner wall mounting post 52 has a lower end fixed to the base 30 with a screw (not shown) and an upper end fixed to the tip of the mounting bracket 54 with a screw. As a result, the inner wall mounting struts 52 are spaced inwardly of the outer wall panel 42 .

The inner wall mounting strut 52 has a plurality of engaging portions 56 formed at intervals in the vertical direction. Each engaging portion 56 is fitted with a hook-shaped connecting portion 65 of an inner wall panel module 64, which will be described later, by drop-in. form an engaging portion. In other words, each inner wall panel module 64 is restrained from moving inwardly, outwardly, and downwardly with respect to the inner wall mounting post 52 by fitting the hook-shaped connecting portion 65 to the corresponding engaging portion 56 .

Between the lower beams 38A, 40A and the upper side furrings 48, between the upper and lower side furrings 48, and between the lower side furrings 48 and the base 30, inner wall mounting members 58 are provided. are strung up and down. Each inner wall mounting member 58 has a lower end that engages the base 30 or the side furrings 48 so as to be restrained from moving inwardly relative to the side furrings 48, and an upper end that is screwed to the side furrings 48 or 48. It is fixed to the lower beams 38A, 40A.

Each inner wall mounting member 58 has a plurality of engaging portions 60 formed at intervals in the vertical direction. Like the engaging portion 56 of the inner wall mounting strut 52 , each engaging portion 60 is fitted with a hook-shaped connecting portion 65 of an inner wall panel module 64 described later by drop-in. It forms a hook-like engaging portion including an upwardly opening groove that restricts the movement of the. In other words, each inner wall panel module 64 is restrained from moving inwardly, outwardly and downwardly with respect to the inner wall mounting member 58 by fitting the hook-shaped connecting portion 65 to the corresponding engaging portion 60 .

An inner wall panel 62 extending parallel to the outer wall panel 42 with a predetermined gap is attached between each of the two pairs of front and rear inner wall mounting struts 52 . Each inner wall panel 62 is composed of a plurality of vertically elongated rectangular metal plate inner wall panel modules 64 arranged in the vertical direction.

Each inner wall panel module 64 is a press-formed product, and as shown in FIGS. 4 and 5, has a flat main surface 64A and a flat plate-like main surface 64A that is continuous with the lower edge of the main surface 64A and extends outward from the main surface 64A. a flat plate-shaped lower surface 64B that is displaced to the right, a rectangular groove-shaped cross-sectional shape portion 64C that extends along the lower edge of the lower surface 64B and opens upward, and along the upper edge of the main surface 64A a rectangular channel-shaped section 64D that extends to fit inside the channel-shaped section 64C of the upper adjacent inner wall panel module 64; The grooved cross-sectional portions 64C and 64D form outwardly protruding hook-like connecting portions 65 that connect adjacent inner wall panel modules 64 to each other.

A plurality of upper and lower inner wall panel modules 64 are sequentially connected from above by hook-like connecting portions 65 , and each hook-like connecting portion 65 engages the corresponding engaging portion 56 of the inner wall mounting post 52 and the inner wall mounting member 58 . Engagement (fitting) with the joining portion 60 restricts movement in the inward/outward direction and downward with respect to the inner wall mounting strut 52 and the inner wall mounting member 58 . The lowermost inner wall panel module 64 has the grooved cross-sectional shape portion 64C omitted and is fixed to the base 30 by a plurality of screws 66 at the lower side surface 64B, ie near the lower edge.

Due to this mounting structure, only one inner wall panel module 64 at the bottom needs to be screwed to the plurality of inner wall panel modules 64. In mounting the inner wall panel 62 composed of the plurality of inner wall panel modules 64, many screws are required. does not require a stop. This facilitates the mounting work of the inner wall panel 62 and shortens the time required for mounting the inner wall panel 62 . In addition, since many screw heads on the surface of the inner wall panel 62 are not exposed, a clean panel surface can be obtained and the appearance is improved.

A decorative panel 68 flush with the inner wall panel 62 is attached to the inner surface of the outer wall central pillar 36 .

The rear wall 16 may be of the same construction as the left and right side walls 14, and as shown in FIG. and an exterior wall panel 74 extending between the base 70 and the rear beam 72. The outer wall panel 74 is formed by connecting a plurality of rectangular outer wall panel modules 76 arranged in the left-right direction (horizontal direction) and made of vertically long rectangular metal plates. Six outer wall panel modules 76 are provided between the left and right outer wall rear columns 34 (see FIG. 3).

Each outer wall panel module 76 is a press-molded product, and as shown in FIG. An open rectangular groove-shaped cross-sectional portion 76A is formed, and the other is formed as an L-shaped cross-sectional portion 76B that is bent inward (toward the inside of the garage). The exterior wall panel modules 76 adjacent the exterior wall back post 34 are each connected to the exterior wall back post 34 by engaging an L-shaped profile provided by the exterior wall back post 34 with a channel profile 76A. .

Left and right adjacent exterior wall panel modules 76 are connected to each other by engagement between a groove-shaped cross-sectional shape portion 76A and an L-shaped cross-sectional shape portion 76B. The grooved cross-sectional portion 76A extends along one side edge of the outer wall panel module 76, protrudes inward, and extends vertically to form an outer wall stud. Henceforth, 76 A of grooved cross-sectional shape parts may be called 76 A of outer wall studs.

Since the outer wall panel module 76 is engaged with the outer wall rear pillar 34 with the grooved cross-sectional shape portion 76A, the outer wall panel module 76 adjacent to the L-shaped cross-sectional shape portion 76B is formed in the central portion. An outer wall stud 78 having a groove-shaped cross-section is attached from the inside to the adjacent L-shaped cross-section-shaped portion 76B. The outer wall studs 78 and the aforementioned outer wall studs 76A arrange the studs between the left and right outer wall rear pillars 34 at equal intervals in the left-right direction. The outer wall studs 76A and 78 extend parallel to each other between the base 30 and the rear beam 72. As shown in FIG.

Between the left and right outer wall rear pillars 34, a plurality of rear furring strips 80 having a groove-shaped cross-section and extending horizontally are attached at intervals in the vertical direction. The rear furrings 80 contribute to the strength of the exterior wall panels 74 and make the garage 10 a solid construction.

On the left side of the right outer wall rear pillar 34 and on the right side of the left outer wall rear pillar 34 , inner wall mounting struts 82 are arranged along the outer wall rear pillar 34 . A mounting bracket 84 projecting forward from the rear beam 72 is mounted on the front surface of the rear beam 72 for mounting the inner wall mounting strut 82 . Each inner wall mounting post 82 has its lower end fixed to the base 70 with a screw (not shown) and its upper end fixed to the tip of a mounting bracket 84 with a screw. As a result, the inner wall mounting struts 82 are spaced in front of the outer wall panel 74 .

The inner wall mounting strut 82 is the same as the inner wall mounting strut 52 described above, and has a plurality of engaging portions 86 formed at intervals in the vertical direction. Each engaging portion 86 has an upwardly open groove into which a hook-shaped connecting portion (not shown) of an inner wall panel module 90 described later is fitted by drop-in, and which restricts the movement of the hook-shaped connecting portion in the inward/outward direction and downward. forming a hook-like engaging portion including; In other words, each interior wall panel module 90 is identical to interior wall panel module 64 and is adapted for inward, outward, and downward movement relative to interior wall mounting posts 82 by means of hooked connections engaging corresponding engagement portions 86. is regulated.

As shown in FIG. 6, an inner wall panel 88 extending parallel to the outer wall panel 74 with a predetermined gap is attached between the left and right inner wall mounting struts 82 . The inner wall panel 88 is composed of a plurality of vertically elongated rectangular metal plate inner wall panel modules 90 arranged in the vertical direction.

The connection structure of the adjacent inner wall panel modules 90 and the mounting structure of the inner wall panel modules 90 are the same as those of the inner wall panel module 64 described above, so the description thereof will be omitted.

As a result, in the inner wall panel 88 of the rear wall 16 as well as in the inner wall panel 62 of the side wall 14, the plurality of inner wall panel modules 90 need only be screwed to the bottom one inner wall panel module 90, and the plurality of inner walls can be screwed together. The installation of the inner wall panel 88 constituted by the panel module 90 does not require many screws. This facilitates the mounting work of the inner wall panel 88 and shortens the time required for mounting the inner wall panel 88 . In addition, since many screw heads on the surface of the inner wall panel 88 are not exposed, a clean panel surface can be obtained and the appearance is improved.

An inner wall mounting member similar to the inner wall mounting member 58 of the side wall 14 may be used for the rear wall 16 as well.

The above-mentioned double wall structure improves the appearance of the garage, and also has heat and sound insulation effects.

Although the present invention has been described in terms of its preferred embodiments, it should be readily apparent to those skilled in the art that the present invention is not limited to such embodiments and that departures from the spirit of the invention are not intended to be construed as limiting the scope of the invention. It can be changed appropriately as long as it does not occur. The double-wall structure is not limited to the garage 10, but can be applied to various buildings such as storage rooms, warehouses, guardhouses, and the like. Furring strips may be secured to exterior wall studs without the use of furring strip fittings.

Moreover, all of the components shown in the above embodiments are not necessarily essential, and can be appropriately selected without departing from the gist of the present invention.

10: Garage 12: Foundation 14: Side wall 16: Rear wall 18: Roof 20: Opening 30: Foundation 32: External wall front pillar 34: External wall rear pillar 36: External wall middle pillar 38: Side front beam member 38A: Lower beam 38B : Upper beam 40 : Side rear beam member 40A : Lower beam 40B : Upper beam 42 : Exterior wall panel 44 : Exterior wall panel module 44A : Grooved cross-sectional portion (exterior wall stud)
44B: L-shaped cross-sectional portion 45: Hook-shaped connecting portion 46: Outer wall stud 48: Side furring strip 50: Furring strip mounting bracket 50A: Engaging piece 52: Inner wall mounting strut 54: Mounting bracket 56: Engaging portion 58: Inner wall mounting member 60 : Engagement portion 62 : Inner wall panel 64 : Inner wall panel module 64A : Main surface 64B : Lower side surface 64C : Grooved cross-sectional shape portion 64D : Grooved cross-sectional shape portion 65 : Hook-shaped connecting portion 66 : Screw 68 : Decorative panel 70 : Base 72 : Rear beam 74 : Exterior wall panel 76 : Exterior wall panel module 76A : Grooved cross-sectional shape portion (exterior wall stud)
76B: L-shaped cross-sectional portion 77: Hook-shaped connecting portion 78: Outer wall stud 80: Rear furring strip 82: Inner wall mounting strut 84: Mounting bracket 86: Engagement portion 88: Inner wall panel 90: Inner wall panel module

Claims (3)

A double wall structure of a building,
a foundation;
a plurality of exterior wall pillars erected from the base;
a beam spanned between the upper ends of the outer wall pillars;
a metal exterior wall panel provided between the exterior wall columns and provided with exterior wall studs;
a plurality of inner wall mounting posts attached to the foundation and the beams so as to extend along the outer wall pillars and the outer wall studs;
an inner wall panel attached to the inner wall mounting strut and extending parallel to the outer wall panel with a predetermined gap ;
a plurality of upper and lower furring strips horizontally spanned between the outer wall pillars and the outer wall studs;
An inner wall mounting member spanned between the beam and the upper furring strip, between the upper and lower furring strips, and between the lower furring strip and the base,
The inner wall panel is composed of a plurality of horizontally elongated rectangular metal inner wall panel modules arranged vertically,
The inner wall mounting post has a plurality of engaging portions formed at intervals in the vertical direction, and each inner wall panel module is engaged with the corresponding engaging portion,
each of the inner wall panel modules has hook-like connecting portions formed on upper and lower edges thereof to have a channel-shaped cross-sectional shape to engage with the adjacent inner wall panel modules and protrude outward;
Each engaging portion of the inner wall mounting strut has a hook-like engagement that includes an upwardly-opening groove into which the hook-like connecting portion is fitted by dropping and restricting movement of the hook-like connecting portion in the inward/outward direction and downward. part of
the inner wall panel module at the bottom is fixed to the foundation;
Each inner wall mounting member has an inwardly open groove shape including groove side pieces formed to extend along both side edges and protrude inward, each groove side piece is provided with a plurality of engaging portions formed at intervals in the vertical direction,
Each engaging portion of each inner wall mounting member has a hook-like engagement that includes an upwardly opening groove portion into which the hook-like connecting portion is fitted by dropping and restricting movement of the hook-like connecting portion in the inward/outward direction and downward. The double-walled structure of the building that forms the part . A furring strip attachment that is attached to the outer wall pillar and the outer wall stud and includes a plurality of upper and lower engaging pieces protruding inward,
2. The double wall of the building according to claim 1, wherein each furring strip has an outwardly open groove-shaped cross-sectional shape and is fitted to the engaging piece and fixed to the furring strip fixture. structure. The exterior wall panel comprises a plurality of laterally arranged, vertically elongated, rectangular metal exterior wall panel modules, each of which has a groove formed on the side edge thereof to engage an adjacent one of the exterior wall panel modules. 3. The double wall structure of a building according to claim 1 or 2, further comprising a hook-shaped connecting portion formed with a cross-sectional shape and an L-shaped cross-sectional shape, the hook-shaped connecting portion forming the outer wall stud.

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