JP2010047954A - External facing structure - Google Patents

Abstract

The present invention relates to an exterior structure using an exterior material such as a tile, and provides an exterior structure that can prevent corruption without removing rainwater for a long period of time.
The present invention provides an exterior structure comprising an exterior material 2 disposed in a superposed manner and a crosspiece 2 that supports the exterior material 2 and is fixed on a base 3 in parallel with the eaves. The material 2 includes an engaging groove 21 that opens on the back side of the water side, and the crosspiece 1 includes a bottom portion 11 that is fixed on the base 3 and a standing portion 12 that rises from the water side of the bottom portion 11. The upright portion 12 includes a lateral piece portion 13 that extends from the upper end to the water side, and a support portion 14 that rises from the underwater side of the bottom portion 11. The upright portion 12 and the support portion 14 have water guide holes 121, 141 is formed, the crosspiece 1 is fixed on the base 3, and the waterside back surface is polymerized on the waterside upper surface of the exterior material 2 adjacent to the underwater side, and the exterior is attached to the horizontal piece 13 of the crosspiece 1. Engage the engaging groove 21 of the material 2 and attach it to the support portion 14 of the crosspiece 1 adjacent to the water side. To support the rear surface of the second water side, characterized by comprising.
[Selection] Figure 3

Description

  The present invention relates to an exterior structure using an exterior material such as a roof tile, and relates to an exterior structure that can prevent corruption without removing rainwater for a long period of time.

Conventionally, when a roof is constructed by covering an exterior material such as a tile, a plurality of rectangular bars having a rectangular cross section are fixed so as to be parallel to the eaves, and the exterior material is placed on the surface of the fixed beam. A method is widely employed in which a locking portion provided on the rear surface of the side is locked, hitting with a nail or the like in this state, and fixed to the base.
In such a roof, there is a problem that rainwater collects on the water side of the crosspiece, and the roof leaks, or the crosspiece and the base material rot and the exterior material falls.

For this reason, for example, Patent Documents 1 and 2 propose to prevent rainwater from staying by forming a drainage groove on the back side of the crosspiece.
JP 2002-322770 A Registered Utility Model No. 3023502

However, since the proposal relies on driving with a fixing tool such as a nail with respect to fixing the exterior material, the exterior material falls if corrosion occurs in the fixing device due to rain water or the like after a lapse of time. There was a problem.
Therefore, an object of the present invention is to propose an exterior structure that does not cause the above-described accumulation of rainwater and that basically does not require the driving of nails or the like.

  The present invention has been proposed in view of the above problems, and in an exterior structure comprising an exterior material disposed in a superposed manner and a crosspiece that supports the exterior material and is fixed in parallel to the eaves on the base, The exterior material includes an engagement groove that opens on the back side of the underwater side, and the crosspiece includes a bottom part that is fixed on the base, a standing part that rises from the water side of the bottom part, Consists of a horizontal piece from the upper end to the water side, and a support part that rises from the water side of the bottom part, each of the standing part and the support part is formed with water guide holes, fixing the crosspiece on the base, Supporting the crosspiece adjacent to the water side while engaging the engagement groove of the external material with the lateral piece of the crosspiece while polymerizing the underside back surface to the waterside surface of the exterior material adjacent to the underwater side It is related to the exterior structure characterized in that the back side of the exterior side of the exterior material is supported on the part. That.

  Further, according to the present invention, in the exterior structure, the exterior material has an engagement recess on the surface on the water side, an engagement protrusion on the back surface on the water side, and the exterior material adjacent to the water side. An exterior structure is also proposed in which an exterior material is disposed so that the engagement convex portion engages with the engagement concave portion.

  Furthermore, the present invention proposes an exterior structure characterized in that, in the exterior structure, a plurality of narrow grooves are provided on the water-side back surface of the exterior material, and a support portion of the crosspiece is locked in the narrow groove. .

  Since the exterior structure of the present invention is provided with water guide holes in the crosspiece, there is no accumulation of rainwater, and the exterior material is engaged with the horizontal piece of the crosspiece and the water-side end is on the waterside end. Since the exterior material adjacent to is polymerized, there is basically no need for driving nails or the like, and it is possible to maintain an exterior surface that does not continuously cause rain leakage or the like.

  In addition, when the exterior material is disposed so that the engagement convex portion engages with the engagement concave portion of the exterior material adjacent to the underwater side, a stable polymerization state can be maintained.

  Further, when a plurality of narrow grooves are provided on the back surface of the exterior material on the water side and the support portion of the crosspiece is locked in the narrow grooves, the movement of the exterior material in the water flow direction is restricted.

The exterior material in the present invention is disposed by polymerizing the water-side end portion on the water-side end portion of the exterior material adjacent to the water-side (“adjacent to the water-side end portion and the water-side side. It is also possible to paraphrase “the end portion on the underwater side of the exterior material to be polymerized and disposed”), and the back surface of the underwater side is provided with an engaging groove that opens on the underwater side.
This exterior material is a flat roof tile in the embodiments described later, but may be various other Japanese roof tiles, western roof tiles, small solar panels, etc., and is not particularly limited.

  Further, this exterior material may be provided with an engagement concave portion on the water-side surface and an engagement convex portion on the water-side back surface. In this case, the exterior material can be disposed so that the engagement convex portion engages with the engagement concave portion of the exterior material adjacent to the underwater side, and a stable polymerization state can be maintained.

  Further, a plurality of narrow grooves may be provided on the water-side back surface of the exterior material. In this case, the support portion of the crosspiece can be locked in the narrow groove, and the movement of the exterior material in the water flow direction is restricted.

Further, the crosspiece in the present invention includes a bottom portion fixed on the base, an upright portion rising from the water upper side of the bottom portion, a horizontal piece portion extending from the upper end of the upright portion toward the water upper side, and from the lower water side of the bottom portion. It consists of a support part that stands up. And it is the structure by which a water conveyance hole is formed in the said standing part and a support part, respectively. The water introduction hole may have any shape such as a circle or an oval.
The bar is a long one made of various materials such as press-molded or extruded stainless steel, iron, aluminum, and synthetic resin, but is not particularly limited.

The base for fixing the crosspiece is a main building, beam, or board in which a wooden wool cement board or a piece of wood cement board is laid on a steel structure such as C-shaped steel and asphalt roofing is stretched on this board. There is no particular limitation, such as a shaped field board, other lightweight cellular concrete panels, concrete body.
In addition, it is good also as arrange | positioning support materials, such as a rafter which continues in the water flow direction, in any of these subsurfaces. In that case, a water-flowing member such as dredging material may be disposed inside the support material so that the rainwater discharged from the water conveyance hole flows downward.

  The embodiment of the present invention shown in FIGS. 1 to 3 is a roof structure using a flat tile type tile as an exterior material, wherein 1 is a crosspiece, 2 is a roof tile, and 3 is a base.

As shown in FIG. 1, the crosspiece 1 is a long one formed from a stainless steel plate or a galvanized iron plate, and includes a bottom portion 11 along the base 3, a standing portion 12 rising from the water side of the bottom portion 11, and the standing portion. The horizontal piece part 13 which goes to the water upper side from the upper end of the part 12 and the support part 14 which stands | starts up from the water lower side of the said bottom part 11 are comprised. The standing portion 12 and the support portion 14 are formed with water guide holes 121 and 141, respectively.
The crosspiece 1 in the illustrated embodiment is formed by bending a single metal plate as shown in FIG. 2, and is formed in a double plate shape folded back from the water-side edge of the bottom portion 11 to the surface side. A tip portion 111 was formed, and the water side was vertically raised to the surface side to form a standing portion 12. Moreover, the upper end of this upright part 12 was bent in a substantially horizontal shape toward the water side, and the tip of the upright part 12 was folded back toward the back surface to form a horizontal piece part 13 toward the double plate-like water side. Further, on the water side of the bottom portion 11, the support portion 14 was made to stand in an inverted V shape toward the surface side. In addition, as shown in the development view of FIG. 2B, the rising base end (12) of the rising portion and the lower end (14) of the support portion are indicated by dotted lines. Prior to the bending process, the circular hole (121) that becomes the water guide hole 121 in the standing portion 12, the long hole (141) that becomes the water guide hole 141 in the support portion 14, and the fixture 10 for fixing to the base 3 are provided. A fixing hole 112 to be inserted is provided.

The roof tile 2 is of a flat roof tile type, and has an engagement groove 21 that opens on the back side of the underwater side as shown in FIG.
The roof tile 2 in the illustrated embodiment has the engagement groove 21 formed by providing a substantially L-shaped projection on the back surface on the underwater side. Moreover, it has the engagement recessed part 22 in the surface on the water side, and has the engagement convex part 23 which consists of two protrusions in the back surface on the water side, and the engagement recessed part 22 of the roof tile 2 adjacent to the water side. The engaging projections 23 are engaged in a superposed manner. The roof 2 has a plurality of narrow grooves 24 on the back surface of the underwater side, and the support portion 14 of the crosspiece 1 is engaged with the narrow grooves 24 in the installed state.

  Although not shown, the base 3 is a wood cement board laid on a purlin such as C-shaped steel, and a waterproof sheet such as asphalt roofing is laid on the surface thereof. The base 3 may be laid with a waterproof plate made of a galvanized steel plate or other known water-resistant material.

In order to construct the exterior structure, first, the crosspiece 1 having the above configuration is fixed on the base 3 in parallel with the eaves at a predetermined interval. When fixing, the fixing tool 10 is inserted through the fixing hole 112 provided in the bottom portion 11 and fixed as described above. The predetermined interval is the same as the effective width of the roof tile 2 in the water flow direction.
Next, the roof tile 2 having the above-described structure is attached, and is attached so as to straddle the two adjacent bars 1 and 1 from the water side toward the water side. That is, the engagement groove 21 is engaged with the horizontal piece 13 of the underwater beam 1 and the narrow groove 24 provided on the back surface of the upper water is engaged with the support portion 14 of the above water beam 1. Let The next roof tile 2 is attached to the water upper side. The roof tile 2 is superposed on the water upper surface of the roof tile 2 already attached, and the horizontal piece of the crosspiece 1 on the water lower side as described above. The engaging groove 21 is engaged with the portion 13, and the narrow groove 24 provided on the back surface on the water side is supported so as to be engaged with the support portion 14 of the waterside cross 1.

  Since the exterior structure of the present invention thus constructed is provided with the water guide holes 121 and 141 in the crosspiece 1, the rainwater does not collect and the roof tile 2 is engaged with the horizontal piece 13 of the crosspiece 1. At the same time, the tile 2 adjacent to the water side is superposed on the water side end, so that it is basically not necessary to hit a nail or the like. Therefore, it is possible to maintain an exterior surface that does not continuously cause rain leakage or the like.

  Further, in the illustrated embodiment, in the overlapping state of the roof tiles 2 and 2, the engagement convex portion 23 of the water-side roof tile 2 is engaged with the engagement recess 22 of the water-side roof tile 2. A stable polymerization state can be maintained. In particular, since the engaging convex portion 23 composed of two protrusions is engaged with the engaging concave portion 22, it is possible to block rain and dust that are about to enter from the engaging portion.

  Furthermore, since the support 14 of the crosspiece 1 is supported so as to engage with the narrow groove 24 provided on the back side of the roof of the roof tile 2, the movement of the roof tile 2 in the water flow direction is restricted.

A crosspiece 1A shown in FIG. 4 (b) and a crosspiece 1B shown in FIG. 4 (c) are other embodiments of the crosspiece 1 having the above-described configuration, and the reference numerals of the parts are the same as those of the crosspiece 1.
As shown in the cross 1A, the tip 111 is not necessarily required, and may be formed of an aluminum extrusion mold as shown in the cross 1B.

(A) The perspective view which shows one Example of the crosspiece used for the exterior structure of this invention, (b) Sectional drawing in the BB line, (c) Sectional drawing in the CC line. (A) The top view of the said crosspiece, (b) The side view, (c) The development view. It is an expanded sectional view showing the important section of an exterior structure. (A) It is sectional drawing which shows one Example of the crosspiece used for this invention, (b) It is sectional drawing which shows another Example, (c) It is sectional drawing which shows another Example.

Explanation of symbols

1, 1A, 1B Crosspiece 11 Bottom portion 12 Standing portion 121 Water conveyance hole 13 Horizontal piece portion 14 Support portion 141 Water conveyance hole 10 Fixing tool 2 Roof tile (exterior material)
21 Engaging groove 3 Base

Claims (3)

In the exterior structure consisting of the exterior material arranged in a superposed manner and a crosspiece that supports the exterior material and is fixed in parallel with the eaves on the base,
The exterior material includes an engagement groove that opens on the back side of the water side, and the water side opens.
The crosspiece includes a bottom portion fixed on the base, a standing portion that rises from the water side of the bottom portion, a lateral piece portion that extends from the upper end of the standing portion toward the water side, and a support portion that rises from the water side of the bottom portion. Each of the standing part and the support part is formed with water guiding holes,
The crosspiece is fixed to the ground, and the engagement groove of the exterior material is engaged with the lateral piece of the crosspiece while the underside of the waterside is superposed on the waterside surface of the exterior material adjacent to the underwater side. An exterior structure characterized in that a back side of the exterior side of the exterior material is supported by a support portion of the crosspiece adjacent to the upstream side.   The exterior material has an engagement concave portion on the surface on the water side, an engagement convex portion on the back surface on the water side, and the engagement convex portion engages with the engagement concave portion of the exterior material adjacent to the water side. The exterior structure according to claim 1, wherein an exterior material is disposed as described above.   The exterior structure according to claim 1 or 2, wherein a plurality of narrow grooves are provided on the water-side back surface of the exterior material, and a support portion of the crosspiece is locked in the narrow grooves.

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