JPH06136929A - Flashing structure - Google Patents

Abstract

PURPOSE:To significantly improve the water proofing property, corrosion resistance, appearance and workability of an end part by ideally covering and fixing a horizontal joint part in two-storied or more building which is formed because an outer wall material is standard at the time of forming an outer wall with vertical laying dry type outer wall materials. CONSTITUTION:A flashing structure is formed a practically T-shaped sectional lengthy batten plate 2 fixed onto a wall bed 1, in which a U-shaped fitting groove 5 having a fitting piece 6 in the inner part is protruded and formed slantingly in parallel to the longitudinal direction in the center; and a practically T-shaped sectional cover material 10 having lengthy and elastic dressed surface parts 11, 12, a protruding part 14 for inserting to the fitting groove 5 which is protruded slantingly in parallel to the longitudinal direction in the width center of the dressed surface parts 11, 12, an engagement piece 17 on the outside wall of the protruding part 14, and a plurality of through holes 18 for water on one side wall in the root of the protruding part 14. The end part of a dry type outer wall material A is nipped and covered by the batten plate 2 fixed onto the wall bed 1 and the cover material 10 by the engagement of both the members under elastic force. The rainwater leaked between the dry type outer wall material A surface and the cover material 10 is sent to the outside.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a draining structure in which the waterproofness between dry outer wall materials is enhanced and the aesthetic appearance of the lower end portion of the dry outer wall material is improved.

[0002]

2. Description of the Related Art As conventional drainage structures of this type, Japanese Utility Model Laid-Open No. 53-49329 and Japanese Utility Model Laid-Open No. 58-1793 are available.
No. 19, Japanese Utility Model Laid-Open No. 3-29606, etc. are known, and a caulking material has been planted at the lower end of the dry type outer wall material.

[0003]

However, in order to improve the aesthetic appearance by covering the upper and lower ends of the dry type outer wall material, however, the appearance of the water drainage holes makes the appearance very difficult. It was a loss. In addition, the lower end of the dry outer wall material is exposed to the outside, the cut end is visible from the outside, and there is a risk that rainwater or the like may enter the inside of the body from the lower end of the dry outer wall material due to wind and rain. Furthermore, there is a risk that rainwater may be stored inside due to the caulking material.

Moreover, when the outer wall is constructed by vertically lining the dry type outer wall material with these structures, (a) the water leaked from the vertical joints between the dry type outer wall materials is
There was a defect that it was stored in so-called horizontal joints, flooded into the body and corroded the surroundings. Further, (b) in a composite plate in which a metal core and a face material sandwich a plastic core material, the lower end portion of the surface material is exposed on the outer wall surface, and rust occurs,
Alternatively, there is a disadvantage that the core material absorbs water. further,
(C) There was a risk of rainwater and the like entering the inside of the body due to wind and rain.

[0005]

In order to eliminate such drawbacks, the present invention has a U-shaped fitting groove having a fitting piece on the inside fixed to a wall base and parallel to the longitudinal direction. An elongated sheet having a substantially T-shaped cross section, which is formed to incline and project
A long and elastic decorative surface portion, a convex portion for inserting a fitting groove that is inclined and projected in parallel with the longitudinal direction at the width center of the decorative surface portion, and an engaging piece on the outer wall of the convex portion are provided. A dry outer wall material end composed of a cover material having a substantially T-shaped cross section in which a plurality of through holes for flowing water are formed in one side wall of the base of the convex portion, and a cover plate fixed on the wall base and the cover material. By sandwiching and covering under elastic force by the engagement of both the members, and through the through hole at the base of the convex portion, because it has a structure for leaking rainwater leaked between the dry outer wall material surface and the cover material to the outside, It proposes a drainage structure with greatly improved workability, waterproofness, pollution, and aesthetics.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the draining structure according to the present invention will be described in detail below with reference to the drawings. That is, FIG. 1 is an explanatory view showing a typical example of the above structure, in which a bed sheet 2 is fixed on a wall foundation 1 such as a main pillar, a stud, a furring strip, or a waterproof sheet, and a mounting portion 7 of the bed sheet 2 is attached. Metal siding material, metal plate, heat insulation panel, ALC plate, PC plate, ceramic siding material,
The end portions of the dry type outer wall material A are placed and fixed, and the cover material 10 having elasticity is engaged with the siding plate 2 according to the thickness of the dry type outer wall material A, and the end of the dry type outer wall material A is engaged. And a structure in which the dry outer wall material A is elastically sandwiched between the pouch board 2 and the cover material 10 and the rainwater leaked inside from the end surface of the dry outer wall material A is discharged to the outside while covering the space between the surface portions. It was done.

To explain further, the wall foundation 1 is composed of main columns, studs, furring strips, a wall foundation such as a waterproof sheet, or a frame such as a steel frame foundation. The dry outer wall material A is fixed with nails B or the like. , Which helps to construct the outer wall C.

As shown in FIG. 2, the sheet 2 is an elongated body made of a metal thin plate roll-molded product or a metal or resin extruded product, and has a substantially T-shaped cross section. Is. That is, the pavement board 2 has two protrusions 3 and 4 provided at the center in the width direction at predetermined intervals in parallel with the longitudinal direction, and the angle θ
₁ is an obtuse angle and forms a U-shaped fitting groove 5, the roots of the outer surfaces of the protrusions 3 and 4 are extended in the vertical direction to provide a mounting portion 7, and a ridge 8 for enhancing waterproofness is provided in the middle thereof. Is formed, and the tongue piece 9 is provided by bending the edge of the mounting portion 7.

Further, the outer walls 3a, 4a of the projections 3, 4 function as guides for the upper and lower ends of the dry outer wall material A,
In order to lock the cover material 10 at an arbitrary position, a fitting piece 6 such as a corrugated or saw-toothed claw is formed on the entire surface of the inner walls 3b and 4b of the protrusions 3 and 4 or partially parallel to the longitudinal direction. It is useful. In FIG. 2, the heights H ₁ and H ₂ of the protrusions 3 and 4 are provided with a dimensional difference of Δh to enhance the mountability and the support stability of the cover material 10.

As shown in FIGS. 3 and 4 (cross-sectional view taken along the line ii in FIG. 3), the cover material 10 is formed of a long elastic material such as a thin metal plate having a substantially T-shaped cross section. And mainly covers the area between the ends of the dry outer wall material A, that is, the portion including the joint portion D,
The decorative surface portions 11 and 12 of the cover material 10 prevent the nails B that prevent the end surface of the dry outer wall material A from being deformed or that the nail B that strengthens the fixing of the dry outer wall material A is exposed on the surface of the dry outer wall material A. The purpose of this is to improve the aesthetics of the cover and prevent rust and stains on the nail head, the end of the dry outer wall material A, and the like. Of course, the flow of dirt from the upper dry type outer wall material A ₂ can be changed by the lower dry type outer wall material A ₁
There is also a function such as not to affect. Also,
The engagement between the pouch board 2 and the cover material 10 serves to sandwich the end portion of the dry type outer wall material A under elasticity and to strengthen the fixing force.

More specifically, the cover material 10
Is a decorative surface portion 11, 12 parallel to the longitudinal direction, and is provided inwardly at the center in the width direction thereof, and an engaging piece 17 is provided on the outer periphery thereof.
Angle theta ₂ is formed from a convex portion 14 for protruding in a U-shape at an acute angle, both edges of the decorative surface portion 11, 12 the width to form the narrow side edge 13 and the receiving surface 13a, the rainwater dry siding It serves to flow down from the surface A through the decorative surface portions 11 and 12 of the cover material 10 and to add elasticity to the cover material 10.

The convex portion 14 projecting inward from the lower end of the decorative surface portion 11 in, for example, a U-shaped cross section is fitted on the outer side walls 15 and 16 at predetermined positions (near the tips) in parallel with the longitudinal direction of the sheet board 2. A plurality of engaging pieces 17 for engaging with the mating groove 5 are provided, and a plurality of through holes 18 for allowing rainwater to flow down to the outside air are formed at the base of the outer wall 15 in parallel with the longitudinal direction.

A draining projection 19 is formed on the upper end of the decorative surface portion 12 in parallel with the longitudinal direction so that dirt and the like due to rain drops do not occur on the surface of the lower dry outer wall material A ₁ and the through hole 18 is formed. Is not visible from the outside.

Next, an example of construction of the draining structure according to the present invention will be briefly described. First, a dry type outer wall material A having a sandwich structure in which a plastic foam is integrally formed between a color steel plate and a back surface material is vertically stretched to form a two-story building. Suppose that the outer wall C of Therefore, the wall base 1 (here, the horizontal furring strip) made of furring strips, waterproof sheets, etc. is located at a predetermined position, for example, 1 from the base.
It is assumed that a horizontal joint is to be formed at the zero scale, and the plywood 2 is placed at this position.
Is fixed along the wall base 1 through the nail B, and the construction is performed.

Next, the dry outer wall material A is replaced with the dry outer wall material A _{1 in the} lower stage.
Is fixed on the wall base 1 using the outer wall 4a of the protrusion 4 as a guide. Similarly, the lower end of the upper dry outer wall material A ₂ is fixed to the wall base 1 via the nail B by using the outer wall 3a of the projection 3 as a guide.

Then, after the outer wall C is formed by the above-mentioned construction method, the convex portion 14 is inserted until the engaging piece 17 of the cover material 10 is locked in the fitting groove 5, and the draining structure is completed.

[0017]

[Other Embodiments] The embodiment described above is merely one embodiment of the draining structure according to the present invention.
It can also be formed as shown in (e). That is,
(A) is a floorboard 2 in which the heights of the protrusions 3 and 4 are also formed, and (b) is a floorboard 2 in which the protrusions 8 are formed in two rows.
(C) Figure is a sheet 2 made of extruded product such as aluminum or plastic and provided with a waterproof fin 7a at an arbitrary position of the mounting portion 7, and (d) is a waterproof for capillarity prevention on the outer wall 3a. The pavement board 2 having the projections 3c formed thereon, (e) the outer wall 4a
Board 2 in which the tip of each is bent downward to form a covering piece 4c
Is.

Further, FIGS. 6 (a) to 6 (f) and 7 (a) to
(E) is a modification of the cover material 10, and is shown in FIGS.
In (f), (a) is a guide projection 14 that also functions as a waterproof.
A cover material 10 in which a is provided in plural so as to correspond to the thickness of the dry outer wall material A, (b) FIG.
The cover material 10 in which the ripple-like and sawtooth-like engaging pieces 17a are formed, (c) shows the cover material 10 in which a step is formed in the gap 20 between the outer walls 15 and 16, and (d) shows the drainage of the side edge 13. The cover material 10 improved in FIG. 1 (e) shows the cover material 1 in which the tip of the convex portion 14 has a wedge shape and is used instead of the engaging piece 17.
FIGS. 0 and (f) show the cover material 10 in which the decorative surface portions 11 and 12 are flush with each other.

Further, in FIGS. 7 (a) to 7 (e), FIG. 7 (a) shows that the draining piece 1 is provided at each lower end of the decorative surface portions 11 and 12.
9a, 19b formed cover material 10, (b) Figure shows a large step on the decorative surface portion 11, 12 to improve drainage,
A cover material 10 which prevents rain dripping, (c) is a cover material 10 in which a thin metal plate is adhered to the surface of a resin extruded product, (d) is a cover material 10 in which a waterproof projection 15a is formed on an outer wall 15,
(E) is a cover material 10 that closes the surface material of the dry outer wall material A and the lower end of the core material portion with a packing material 21.

[0020]

As described above, according to the water draining structure of the present invention, the nail head is not exposed to the exterior surface even if the end of the dry outer wall material is struck by the brain, and the end of the dry outer wall material is deformed, especially plastic. The sandwich plate of the core material can reliably suppress and fix the convex shape and improve the wind pressure resistance. Since the outer wall of the mating groove of the floorboard can guide the edge of the dry outer wall material, the construction becomes easy. Water leaking from the end of the decorative surface portion of the cover material and the surface of the dry outer wall material can be drained to the outside through a plurality of through holes formed at the base of the convex portion of the cover material. Since the convex portion of the cover material is inclined, water leaking to the lower end portion of the dry type outer wall material is not stored in the lower end portion, and the lower end of the dry type outer wall material can be prevented from being soiled, rusted and deformed. Since the dry outer wall material can be sandwiched by simply engaging the cover material with the sheet after the dry outer wall material is constructed,
It is extremely easy and secure to install. Since the through hole is hidden from the outside by the draining protrusion, the aesthetic appearance is good. There are characteristics and effects.

[Brief description of drawings]

FIG. 1 is an explanatory view showing an embodiment of a draining structure according to the present invention.

FIG. 2 is a perspective view showing an example of a floorboard used in the present invention.

FIG. 3 is a perspective view showing an embodiment of a cover material used in the present invention.

FIG. 4 is a sectional view taken along the line EE of FIG.

FIG. 5 is a cross-sectional view showing another embodiment of the sheet used in the present invention.

FIG. 6 is a cross-sectional view showing another embodiment of the cover material used in the present invention.

FIG. 7 is a cross-sectional view showing another embodiment of the cover material used in the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wall ground 2 Laminate board 3 Protrusion 4 Protrusion 5 Fitting groove 6 Fitting piece 7 Mounting part 10 Cover material 11 Decorative surface part 12 Decorative surface part 13 Side edge 14 Convex part 17 Engaging piece 18 Through hole A Dry outer wall material B Nail C Outer wall D Joint

Continued Front Page (72) Inventor Hideki Takiguchi 1216, Kaminawame, Kanizawa, Higashine, Yamagata Prefecture

Claims (1)

[Claims] 1. A long T-shaped cross section formed by projecting a U-shaped fitting groove, which has a fitting piece inwardly and is fixed to the wall base, inclining parallel to the longitudinal direction at the center. -Shaped pavement board, a long and elastic decorative surface portion, a convex portion for inserting a fitting groove that protrudes at a center of the width of the decorative surface portion in parallel with the longitudinal direction, and the convex portion A cover plate having an engaging piece on the outer side wall and a cover member having a substantially T-shaped cross section in which a plurality of through holes for running water are formed on one side wall of the base of the convex portion, and the cover plate is fixed on the wall base. Rainwater etc. leaked from between the surface of the dry outer wall material and the cover material by sandwiching and covering the end of the dry outer wall material with the cover material under the elastic force by the engagement of both members and by the through hole at the root of the convex portion. Drainage structure that allows water to flow out.