JPH10183942A - Water guide plate and exterior wall construction - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow rainwater entering from head joints to flow down along the outer surface of a water guide plate to prevent the rainwater from entering a construction in which building boards are secured to a bed material via fasteners by placing the water guide plate on the backs of the head joints. SOLUTION: Fasteners 12A are secured to a base material 1 at the four corners of a building board 2, and a water guide plate 5A is placed at the position of a head joint. In the water guide plate 5A, toothed parts 7A which interfere with the back of the building board 2 are erected at both ends of a strip main body 6A, and a hooked engaging part 8A is formed at the upper end of the water guide plate 5A and is horizontally slidably engaged with the engaging part 17A of the fastener 12A. The upper and lower ends of the building board 2 are fitted into the engaging pieces of the fastener 12A, and the adjacent building boards 2 are directly fitted to each other by their respective right and left ends, so that when the external forces of high winds, earthquakes, and the like work, the building boards 2 can move horizontally in an integrated fashion. Therefore, the building boards 2 are anchored to the bed material 1 via the fasteners 2 without exposure of nail heads, etc., and rainwater entering from head joints is allowed to flow down along the outer surface of the water guide plate 5A and prevented from entering interior.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water guide plate for guiding rainwater or the like entering a back side of a building board downward, and an outer wall structure using the water guide board.

[0002]

2. Description of the Related Art In a conventional outer wall structure, a building board is fixed to a base material with screws or nails. In this structure, the screws or nail heads are exposed on the surface of the building board, so that the screws or nail heads are painted in the same color as the building board to make them inconspicuous. However, in recent years, multicolor coating has been applied in order to enhance the design of a building board, and it has become difficult to apply screws or nail heads in a conspicuous manner. Therefore, a fastener (12) shown in FIG.
C) (Japanese Utility Model Application Laid-Open No. 6-24125). The fastener (12C) is composed of a base plate (13C) and an engagement piece (14C) having a Y-shaped cross section that stands upright on the upper surface of the base plate (13C). Actual fitting portions (15C, 16C) are formed on both sides. The fastener (12C) is fastened to the base material (1) by a nail (22) through a nail hole (17C) as shown in FIG. 15, and provided on the edges of the upper and lower building boards (2). Shimami (2A)
And the solid (2D) are fitted to the actual fitting portions (15C, 16C) on both sides of the engaging piece (14C) of the fastener (12C). When the building board (2) is fastened to the base material (1) with the fasteners (12C) in this way, the heads of nails and bolts are not exposed on the surface of the building board (2), and the appearance is improved. This is extremely preferable.

[0003]

In the above-mentioned conventional construction, since the building board (2) is not fastened to the base material (1) directly with nails or the like, it is easy to move a little in the lateral direction in particular, and it is difficult to move the building board in the event of an earthquake. If the building boards (2) are displaced sideways due to crustal deformation, strong winds, etc., and the vertical joint spacing is slightly widened, there is a problem that rainwater enters the interior from the vertical joints.

[0004]

According to the present invention, as a means for solving the above-mentioned conventional problems, a tooth portion (7A) which interferes with the back of a building board along both edges of a band-shaped body (6A) is provided. At the upper end, a locking part (8A) is formed at the upper end to lock to the fastener (12A) for fastening the building board (2), and the length is set to be approximately equal to the vertical width of the building board (2). A tooth (7B) that interferes with the back of the building board is formed along both edges of the water guide plate (5A) and the strip-shaped body (6B), and the building board (2) is fixed at the upper end. A locking portion (8B) is formed to be locked to the fastener (12B) to be attached, and the fastener (1
2B) is provided with an insertion window (10B), a water guiding tongue (11B) is erected at the upper edge of the insertion window (10B), and has a length approximately twice as long as the building board (2). The water guide plate (5B) set in the above is provided. Top and bottom vertical joints (3)
And a horse joint arrangement in which upper and lower vertical joints (3) are alternately aligned in every other row. In the case of a potato joint arrangement, the water guide plate according to claim 1 is used. (5A)
The water guide board (5B) according to claim 2 is arranged on the back side of the building board (2) mutual vertical joints (3), and in the case of a horse joint arrangement,
(2) Arranged on the back side of each other's vertical joint (3), and the water guide plate (5A)
The lower edge of the building plate (2) to the lower edge.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention is shown in FIGS.
Shown in [Water guide plate] FIG. 1 shows a water guide plate (5
A), wherein the water guide plate (5A) is a band-shaped main body (6A),
(6A), teeth (7A, 7A) formed along both edges, hook-shaped engaging portion (8A) bent at the upper end, and notch formed at the lower end (9A) and is set to a length substantially equal to the vertical width of the building board (2).

FIG. 2 shows a water guide plate for a horse joint arrangement.
(5B), the water guide plate (5B) is a strip-shaped body (6B), and teeth (7B, 7B) formed along both edges of the body (6B),
A hook-shaped engaging portion (8B) bent at the upper end, a notch (9B) formed at the lower end, and an insertion window (10B) for a fastener provided at the center. And a water guiding tongue (11B) protruding from the upper edge of the insertion window (10B).

FIG. 3 shows a water guide plate (5A,
5B) A fastener for engagement (12A), and the fastener (12A)
Is a base plate (13A), an engagement piece (14A) having a Y-shaped cross section standing upright on the upper surface of the base plate (13A), and a hook bent at one end edge of the base plate (13A). The engagement pieces (14A) are formed on both sides of the engagement pieces (14A) with actual engagement portions (15A, 16A), and the engagement portions (17A) of the base plate (13A) are formed. ) Are provided with three small nail holes (18A) and three long nail holes (19A), and the engaging piece (14A) is provided with three water holes by piercing. A drain hole (20A) is provided, and the water drain hole (20A)
A burr (21A) formed by piercing is projected around the periphery of.

FIG. 4 shows a fastener (12B) dedicated to the arrangement of horse landing joints. The fastener (12B) is provided on a base plate (13B) and on the upper surface of the base plate (13B). Piece having a Y-shaped cross section
(14B) and the actual fitting portions (15B, 16B) on both sides of the engagement piece (14B).
B) is formed, and one end of the base plate (13B) is provided with three small nail holes (18B) and three long nail holes (19B). The (14B) is provided with a triple drain hole (20B) by piercing, and a burr (21B) formed by piercing is projected around the drain hole (20B).

[Building board] FIGS. 5 and 6 show a building board (2) used in the present invention. The building board (2) is made of, for example, a cement board reinforced with wood fiber, and its surface is given, for example, natural stone-like irregularities and colors. A lower fruit (2A) is formed on the upper and right edges via the step (2C), and a solid (2D) is formed on the left and lower edges via the upper fruit (2B).

[Imo joint arrangement] The building boards (2) are arranged in a row in each of the vertical and horizontal directions as shown in FIG.
The vertical joints between (2) and (3) are vertically aligned and are on the same straight line,
The horizontal joints (4) are also on the same straight line, matching left and right. In the case of the above-mentioned potato joint arrangement, only the fastener (12A) is used, and FIG.
As shown in FIG. 9 and FIG. 9, the fastener (12A) is
8A) and fasten it to a predetermined place of the base material (1) (a place corresponding to the center square intersection of the four building boards (2) at the top, bottom, left and right) with nails (22). Further, a water guide plate (5A) is arranged at a position corresponding to the back side along the vertical joint (3) of the building board (2), and the water guide plate (5A) attaches its engaging portion (8A) to the fastener. It is slidably engaged with the engaging portion (17A) of the metal fitting (12A).

As shown in FIG. 8, the upper and lower building boards (2) are a solid (2 A) of the lower building board (2) and a solid (2 A) of the upper building board (2).
D) with the actual fitting portions on both sides of the engaging piece (14A) of the fastener (12A).
(15A, 16A), respectively, and the fruit (2B) on the upper building board (2)
Are connected by stacking them on the bottom (2A) of the lower building board (2), and the left and right building boards (2) are directly connected to one building board (2) without using the fasteners (12A). Shimozumi (2A) and the other building board (2)
Connected by overlapping fruit (2B)
(2) is fastened to the base material (1) via the fastener (12A). At this time, the drainage hole of the engaging piece (14A) of the fastener (12A)
(20A) The peripheral burrs (21A) interfere with the solid (2D) end face of the building board (2), and the teeth (7A, 7A) of the water guide board (5A)
(2) It interferes with the back surface, whereby the upper, lower, left and right four building boards (2) around the fastener (12A) are integrated, and integrated when external force due to strong wind or crustal deformation is applied. Since the building board (2) is vertically fixed by the fastener (12A), the width of the joints (3, 4) due to external force is prevented from increasing.

In the above outer wall structure, since the building plate (2) is fastened to the base material (1) via the fastener (12A), the head of the nail (22) is not exposed to the outside. The appearance of the outer wall structure is significantly improved as compared with the prior art, and water entering from the seam of the building board (2) is received by the water guide board (5A) as shown by the arrow in FIG. Intrusion into the base material (1) is prevented.

[Arrow joint arrangement] The above construction board (2) is shown in FIG.
As shown in the figure, the building boards (2) arranged in each horizontal row are vertically shifted by 1/2 of the width, so that the vertical joints (3) of the building boards (2) are arranged every other horizontal row. And are on the same straight line. In the case of the above-mentioned horse step joint arrangement, when both the fasteners (12A, 12B) or only the fasteners (12A) are used, and when both the fasteners (12A, 12B) are used, FIG.
As shown in FIG. 12 and the fastener (12A), the nail hole (1
8A) and fasten it to a predetermined part of the base material (1) (the upper end of each vertical joint (3) of a horizontal row of building boards (2)) with a nail (22),
Further, the fastener (12B) is fixed to the base material (1) by a nail (22) through a small nail hole (18B) at a predetermined location (the lower end of each vertical joint (3) of the horizontal row of building boards (2)). To stop. Therefore, the fastener (1
2A) and the fasteners (12B) are alternately arranged in a vertical line. In addition, a water guide plate (5B) is disposed along a vertical joint (3) of the building board (2) from a position corresponding to the back side thereof, and the water guide plate (5B) holds the engaging portion (8B) with the fastening portion. Engaging with the engaging portion (17A) of the metal fitting (12A), the lower fastening metal fitting (12B) is inserted into the insertion window (10B) of the water guide plate (5B) as shown in FIG.

The upper and lower building boards (2) are, as shown in FIG.
The bottom (2A) of the lower building board (2) and the solid of the upper building board (2)
(2D) are respectively fitted to the actual fitting portions (15A, 15B, 16A, 16B) on both sides of the engaging pieces (14A, 14B) of the fasteners (12A, 12B), and the upper building board (2 ) On the lower building board (2) and the left building board (2) without using the fasteners (12A, 12B). The fruit directly on one of the building boards (2)
(2A) is connected by stacking the fruit (2B) of the other building board (2) on the other building board (2), and the building board (2) is fixed to the base material (1) via the fasteners (12A, 12B). Attached. At this time, the fastener (12
(A, 12B) The drain holes (20A, 20B) of the engaging pieces (14A, 14B) of the periphery (21A, 21B) interfere with the solid (2D) end face of the building board (2), and furthermore, the water guide plate The teeth (7A, 7A, 7B, 7B) of (5A, 5B) interfere with the back of the building plate (2), whereby the fasteners (12A, 12B)
The three building boards (2) above, below, left and right around B) are integrated, and slide left and right in the event of an external force due to strong wind or crustal deformation, and the building boards (2) are fixed. Since the fixing members (12A, 12B) are fixed vertically in the vertical direction, the width of the joints (3, 4) is prevented from being increased by external force. As described above, even in the case of the horse joint arrangement, the building board (2) may be fastened using only the fastener (12A).

In the above-mentioned outer wall structure, since the building board (2) is fastened to the base material (1) via the fasteners (12A, 12B), the head of the nail (22) is exposed to the outside. However, the appearance of the outer wall structure has been significantly improved as compared with the prior art, and water entering from the seam of the building board (2) has a water guide board (5) as shown by the arrow in FIG.
A, 5B), is guided downward, and is prevented from entering inward from the base material (1).

The present invention is not limited to the above specific example. For example, a fastener (12D) as shown in FIG. 13 may be used instead of the fastener (12A). The fastener
In (12D), a pair of left and right engaging pieces (14
D, 14D), the outer and inner sides of the upper portion of the engagement pieces (14D, 14D) are bent in opposite directions to form actual fitting portions (15D, 16D), and one end edge is formed. The hook-shaped engaging portion (17D) is bent, and a guide plate (18D) is suspended from both side edges of the base plate (13D). In the fastener (12D), the left and right engagement pieces (14
D, 14D), water flows down through the gap S, so that a drain hole is unnecessary.

[0017]

According to the present invention, since the building board is fastened to the base material through the fastener, the nail heads and the like are not exposed and the appearance is extremely favorable. Since it is arranged, rainwater or the like that has entered from the joint flows down along the outer surface of the water guide plate and is prevented from entering the inside of the outer wall structure.

[Brief description of the drawings]

 1 to 12 show a specific example of the present invention.

Fig. 1 Water guide plate for potato joints

Fig. 2 Water guide plate for horse joints

FIG. 3 is a perspective view of a fastener.

FIG. 4 is a perspective view of a mounting bracket for a horse joint.

FIG. 5 is a perspective view of a building board.

FIG. 6 is a partially omitted side sectional view of a building board.

FIG. 7 is an explanatory diagram of a potato joint arrangement

FIG. 8 is a side sectional view of a potato joint arrangement outer wall structure part.

FIG. 9 is a side sectional view of a part of a metal joint for fastening a potato joint.

FIG. 10 is an explanatory diagram of a horse joint arrangement

FIG. 11 is a cross-sectional side view of a portion of an outer wall structure of a horse joint arrangement.

FIG. 12 is a cross-sectional side view of a part of the mounting bracket for the horse joints.

FIG. 13 is a perspective view of another specific example of the fastener. FIGS. 14 and 15 show a conventional example.

FIG. 14 is a perspective view of a fastener.

FIG. 15 is a side sectional view of an outer wall structure part;

[Explanation of symbols]

 1 Base material 2 Building board 2A Solid 2D Solid 3 Vertical joint 4 Horizontal joint 5A, 5B Water guide plate 6A, 6B Body 7A, 7B Teeth 8A, 8B Engagement part 10B Insert window 11B Water guide tongue 12A, 12B, 12D Fastening bracket 13A, 13B, 13D Base plate 14A, 14B, 14D Engagement piece 15A, 15B, 15D Actual fitting part 16A, 16B, 16D Actual fitting part 17A, 17D Engaging part 20A, 20B Drain hole 21A , 21B Bali

Claims (6)

[Claims] 1. A tooth portion which interferes with the back of a building plate is formed along both edges of a strip-shaped main body, and a locking portion is formed at an upper end portion for locking to a fastener for fastening the building plate. A water guide plate, which is set to a length substantially equal to the vertical width of the building board 2. A toothed portion is formed along both edges of the strip-shaped main body to interfere with the back surface of the building board, and a locking portion is formed at an upper end portion for locking to a fastener for fastening the building board. An insertion window for the fastener is provided in the center, and a water guiding tongue is provided at the upper edge of the insertion window, and is set to be approximately twice as long as the vertical width of the building board. Water guide plate characterized by the following: 3. A plurality of architectural boards are arranged so that the vertical and vertical joints coincide with each other, joined at the intersections of vertical and horizontal joints by fasteners and fastened to the base material, and the back of each vertical joint is described in claim 1. An outer wall structure wherein a water guide plate is arranged and an upper end locking portion of the water guide plate is locked to the fastener. 4. A plurality of architectural boards are arranged alternately at upper and lower vertical joints alternately, are joined at a vertical and horizontal joint intersection by means of a fastener and fastened to a base material. 3. The water guide plate according to claim 2, wherein the water guide plate reaches the lower edge of the lower architectural plate, and an upper end locking portion of the water guide plate is related to a fastener attached to the vertical ground end portion. An outer wall structure wherein the fasteners arranged at the underground end portion of the vertical stop are made to protrude from an insertion window of the water guide plate. 5. The outer wall structure according to claim 3, wherein a fitting part is formed on the four peripheral edges of the building board, and the building boards are joined to each other via the fitting part. 6. The fastener comprises a base plate, an engagement piece provided upright on the base plate and the upper surface of the base plate, and actual fitting portions formed on both sides of the engagement piece. The outer wall structure according to claim 3, 4, or 5.