JP2000336782A - Flashing construction for insulated foundation - Google Patents
Flashing construction for insulated foundationInfo
- Publication number
- JP2000336782A JP2000336782A JP11151438A JP15143899A JP2000336782A JP 2000336782 A JP2000336782 A JP 2000336782A JP 11151438 A JP11151438 A JP 11151438A JP 15143899 A JP15143899 A JP 15143899A JP 2000336782 A JP2000336782 A JP 2000336782A
- Authority
- JP
- Japan
- Prior art keywords
- piece
- foundation
- wall
- heat insulating
- protective layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Foundations (AREA)
- Building Environments (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、建物の外壁下端部
と基礎の外周に断熱材と保護層を設けた断熱基礎の水切
構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drainage structure for a heat-insulating foundation in which a heat-insulating material and a protective layer are provided at the lower end of the outer wall of the building and the outer periphery of the foundation.
【０００２】[0002]
【従来の技術】一般に家屋等には、外壁を伝わる雨水が
外壁の下端面より室内側に浸入するのを防止するため、
モルタル等を外壁下端部と基礎天端部との隙間に充填
し、外壁側に下り勾配をつけている（従来技術１）。2. Description of the Related Art Generally, in a house or the like, rainwater transmitted through an outer wall is prevented from entering a room from a lower end surface of the outer wall.
Mortar or the like is filled in the gap between the lower end of the outer wall and the top end of the foundation, and the outer wall is sloped down (conventional technology 1).
【０００３】上記、従来技術１について、建物が柱と梁
を接合して略箱形に形成されたユニット建物において、
図３に基づいて説明すると、符号１０は基礎、２０は外
壁、５０は外壁パネルを建物構造体に取着するために外
壁パネル裏面に固定されたフレームである桟、６０は床
梁、７０は柱と梁を接合するジョイントピースである。
基礎１０の上に、外壁２０の下端部との隙間をモルタル
９０で充填し、外壁側に下り勾配をつけて雨水８０の浸
入を防止している。[0003] In the above-mentioned prior art 1, in a unit building in which a building is formed into a substantially box shape by joining columns and beams,
Referring to FIG. 3, reference numeral 10 denotes a foundation, reference numeral 20 denotes an outer wall, reference numeral 50 denotes a frame which is a frame fixed to a back surface of the outer wall panel for attaching the outer wall panel to a building structure, reference numeral 60 denotes a floor beam, and reference numeral 70 denotes a floor beam. It is a joint piece that joins a column and a beam.
A gap between the lower end portion of the outer wall 20 and the mortar 90 is filled on the foundation 10, and the outer wall side is inclined downward to prevent infiltration of the rainwater 80.
【０００４】また、寒冷地等では床下防湿乾燥と冬季の
床下保温効果の向上を目的として、建物の基礎の外側ま
たは内側の全面に断熱材を取付け、床下地盤全面には断
熱材敷設し、その上部にモルタルまたはコンクリート等
の保護層を設け、さらに上記基礎には複数個の床下換気
口を設けてなる防湿断熱床下構造が知られている（従来
技術２、実用新案公報昭５７−２５９２５号参照）。そ
して、基礎の外側の断熱材を防水するために、その上か
らモルタルまたはコンクリート等の保護層が設けられて
いる。In cold regions, etc., a heat insulating material is attached to the entire surface outside or inside the foundation of the building, and a heat insulating material is laid on the entire surface of the floor basement for the purpose of improving the moisture proof drying under the floor and the heat retaining effect under the floor in winter. There is known a moisture-proof and heat-insulating underfloor structure in which a protective layer such as mortar or concrete is provided on the upper part, and a plurality of underfloor ventilation holes are provided on the foundation (see Prior Art 2, Utility Model Publication No. 57-25925). ). In order to waterproof the heat insulating material outside the foundation, a protective layer such as mortar or concrete is provided thereon.
【０００５】上記、従来技術２について、図２に基づい
て説明すると、符号１は断熱基礎で基礎本体１１、断熱
材１２、及びモルタル層１３からなる。２は外壁、３は
土台、４は床根太、５は下地面材である。基礎本体１１
の外側に断熱材１２、さらにその外側にモルタル層１３
を設けている。断熱材１２の防水のため、断熱材上面に
もモルタル層１３２を設けている。The prior art 2 will be described with reference to FIG. 2. Reference numeral 1 denotes a heat insulating foundation, which comprises a base body 11, a heat insulating material 12, and a mortar layer 13. 2 is an outer wall, 3 is a base, 4 is a floor joist, and 5 is a base material. Basic body 11
Heat insulating material 12 outside the mortar layer 13
Is provided. In order to waterproof the heat insulating material 12, a mortar layer 132 is also provided on the upper surface of the heat insulating material.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、上記の
ような従来技術１，２については以下に記すような問題
点があった。即ち、 １）モルタルの調合により収縮等のひび割れが発生し
て、ひび割れ部から雨水の浸入する恐れがあった。 ２）建物上部構造体からの水平力、振動等を受けてモル
タル充填部がひび割れを起こし、ひび割れ部から雨水の
浸入する恐れがあった。 ３）寒冷地用の断熱基礎においてモルタル層は、薄い
と、経時でヒビ割れを起こしやすく、厚いとここが冷橋
（コールドブリッジ）となって冬季に結露を生じやすく
なるという恐れがあった。However, the above-mentioned prior arts 1 and 2 have the following problems. That is, 1) there is a possibility that cracks such as shrinkage may occur due to the mixing of the mortar, and rainwater may enter from the cracked portion. 2) The mortar filling portion was cracked by receiving horizontal force, vibration, etc. from the upper structure of the building, and there was a risk of rainwater entering from the cracked portion. 3) When the mortar layer in the heat insulating foundation for a cold region is thin, it is liable to crack over time, and when it is thick, there is a fear that the mortar layer becomes a cold bridge and tends to cause dew condensation in winter.
【０００７】本発明は、上記のこのような問題点に着眼
してなされたものであり、上記の問題点を解消し、耐久
性に優れた外壁下端部と断熱基礎の水切構造を提供する
ものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and provides a durable structure of a lower end of an outer wall and a heat insulating foundation which is excellent in durability and solves the above problems. It is.
【０００８】[0008]
【課題を解決するための手段】請求項１記載の断熱基礎
の水切構造は、建物の基礎本体の外周に断熱材が敷設さ
れ、その外周に保護層が設けられた断熱基礎と外壁下端
部との間に水切り材を設けた断熱基礎の水切構造であっ
て、該水切り材が外壁下端部の裏面側で立設された取付
け片と、取付け片から下方に傾斜して設けられた傾斜片
と、傾斜片の末端に垂設された垂下片とからなり、傾斜
片及び垂下片が保護層の表面側を覆う位置に設けられて
いることを特徴とする。According to a first aspect of the present invention, there is provided a drainage structure for a heat insulating foundation, wherein a heat insulating material is laid on an outer periphery of a building base body, and a protective layer is provided on the outer periphery of the heat insulating foundation, and a lower end of an outer wall is provided. A draining structure of a heat insulating foundation provided with a draining material between the mounting piece, the draining material is erected on the back side of the lower end portion of the outer wall, and an inclined piece provided to be inclined downward from the mounting piece. And a hanging piece suspended from the end of the sloped piece, wherein the sloped piece and the hanging piece are provided at positions covering the surface side of the protective layer.
【０００９】又、請求項２記載の断熱基礎の水切構造
は、前記水切り材の取付け片の表面に外壁内に張設され
た防水紙を延下して接着剤にて接合されていることを特
徴とする。According to a second aspect of the present invention, there is provided a drainage structure of a heat insulating foundation, wherein a waterproof paper stretched in an outer wall is extended on a surface of the mounting piece of the drainage material and joined by an adhesive. Features.
【作用】請求項１記載の断熱基礎の水切構造において
は、水切り材が外壁下端部の裏面側で立設された取付け
片と、取付け片から下方に傾斜して設けられた傾斜片
と、傾斜片の末端に垂設された垂下片とからなり、傾斜
片及び垂下片が保護層の表面側を覆う位置に設けられて
いるので、断熱材の防水と建物本体と基礎との間の防水
もできる。それ故基礎内部への雨水の浸入を防止するの
で、冬季に結露を生じることがない。In the drainage structure of the heat insulating foundation according to the first aspect of the present invention, the drainage member is provided on the back surface side of the lower end of the outer wall, the mounting piece is provided, and the inclined piece is provided to be inclined downward from the mounting piece. It consists of a hanging piece hanging at the end of the piece, and the inclined piece and the hanging piece are provided at positions that cover the surface side of the protective layer, so waterproofing of the heat insulating material and waterproofing between the building body and the foundation are also performed. it can. This prevents rainwater from penetrating into the foundation and prevents dew formation in winter.
【００１０】また、請求項２記載の断熱基礎の水切構造
においては、前記水切り材の取付け片の表面に外壁内に
張設された防水紙を延下して接着剤にて接合されている
ので、外壁下端部からの雨水の浸入も確実に防止でき
る。In the drainage structure of the heat insulating foundation according to the second aspect of the present invention, waterproof paper stretched in an outer wall is extended to the surface of the mounting piece of the drainage material and joined by an adhesive. Also, it is possible to reliably prevent rainwater from entering from the lower end of the outer wall.
【００１１】[0011]
【発明の実施の形態】以下、本発明の実施の形態を図面
を参照して説明する。図１（イ）は、本発明の断熱基礎
の水切構造の一実施例を示す断面図、（ロ）は水切り材
の斜視図である。図１において、符号１は断熱基礎で基
礎本体１１、断熱材１２、保護層であるモルタル層１３
からなる。２は外壁で、外壁面材２１及び、通気層２２
を有する。３は土台、４は床根太、５は下地面材、６は
受木桟、７は水切り材、８は防水紙、９は粘着層、１０
はブチルゴムテープからなる水密材である。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1A is a cross-sectional view showing an embodiment of the drainage structure of the heat insulating foundation of the present invention, and FIG. 1B is a perspective view of a drainer. In FIG. 1, reference numeral 1 denotes a heat insulating foundation, a base body 11, a heat insulating material 12, and a mortar layer 13 as a protective layer.
Consists of 2 is an outer wall, an outer wall material 21 and a ventilation layer 22
Having. 3 is a base, 4 is a floor joist, 5 is a base material, 6 is a receiving bar, 7 is a drainer, 8 is waterproof paper, 9 is an adhesive layer, 10
Is a watertight material made of butyl rubber tape.
【００１２】図１（イ）に示すように、本発明の断熱基
礎１の水切構造は、図１（ロ）に示す長尺のアルミ製水
切り材７の取付け片７１が、建物の外壁２の裏面側から
延下した防水紙８と受木桟６との間に挿入され、取付け
片７１の表面側に貼付された粘着材９により防水紙８と
接合されている。。そして水切り材７の垂下片７３の裏
面側（断熱基礎のモルタル層側）には水密材としてブチ
ルゴムテープ１０が貼付けられており、断熱基礎１のモ
ルタル層１３に押圧され水密状態になされている。As shown in FIG. 1A, the drainage structure of the heat insulating foundation 1 of the present invention is such that the mounting piece 71 of the long aluminum drainer 7 shown in FIG. It is inserted between the waterproof paper 8 extending from the back side and the receiving bar 6, and is joined to the waterproof paper 8 by the adhesive 9 attached to the front side of the mounting piece 71. . A butyl rubber tape 10 is adhered as a watertight material to the back side of the hanging piece 73 of the drainer 7 (the mortar layer side of the heat insulating foundation), and is pressed against the mortar layer 13 of the heat insulating foundation 1 to be in a watertight state.
【００１３】（実施例の作用）水切り材７の取付け片７
１と防水紙８とが粘着材９により接合されているので、
外壁２の下端部から室内側への雨水の浸入を防止すると
ともに、水切り材７の垂下片７３と断熱基礎１のモルタ
ル層１３とはブチルゴムテープの水密材１０で水密に保
持されているから、断熱基礎１の内部に雨水が入り込む
のを防止している。 また、水切り材７は耐侯性、意匠
性に優れたアルミ型材を使用しているので従来のモルタ
ル層からなる保護層より耐久性に優れ、外観意匠性にも
優れる。さらに水切り材７の表面側にはモール材（不図
示）を付けることにより、より外観意匠性に優れるもの
となる。(Operation of the Embodiment) Attaching piece 7 of drainer 7
1 and the waterproof paper 8 are joined by the adhesive material 9,
Since the infiltration of rainwater from the lower end of the outer wall 2 to the indoor side is prevented, the hanging pieces 73 of the drainer 7 and the mortar layer 13 of the heat insulating foundation 1 are held watertight by the watertight material 10 of butyl rubber tape. Rainwater is prevented from entering the heat insulating foundation 1. Further, since the drainer 7 uses an aluminum mold material having excellent weather resistance and design properties, it is more durable than the conventional protective layer made of a mortar layer, and also has excellent appearance and design. Further, by providing a molding material (not shown) on the surface side of the draining material 7, the appearance and design can be further improved.
【発明の効果】請求項１記載の断熱基礎の水切構造にお
いては、建物の外壁と基礎の外周に断熱材を敷設し、そ
の外周に保護層を設けた断熱基礎の水切構造であって、
水切り材が外壁下端部の裏面側で立設された取付け片
と、取付け片から下方に傾斜して設けられた傾斜片と、
傾斜片の末端に垂設された垂下片とからなり、傾斜片及
び垂下片が保護層の表面側を覆う位置に設けられている
ので、断熱材の防水と建物本体と基礎との間の防水もで
きる。それ故基礎内部への雨水の浸入を防止するので、
冬季に結露を生じることがない。According to the first aspect of the present invention, there is provided a drainage structure for a heat insulating foundation, wherein a heat insulating material is laid on an outer wall of the building and an outer periphery of the foundation, and a protective layer is provided on the outer periphery.
A mounting piece where the draining material is erected on the back side of the lower end of the outer wall, and an inclined piece that is provided to be inclined downward from the mounting piece,
It consists of a hanging piece suspended from the end of the sloped piece, and the sloped piece and the hanging piece are provided at positions covering the surface side of the protective layer, so that the waterproofing of the heat insulating material and the waterproofing between the building body and the foundation are performed. You can also. Because it prevents rainwater from entering the foundation,
No condensation in winter.
【００１４】また、請求項２記載の断熱基礎の水切構造
においては、前記水切り材の取付け片の表面に外壁内に
張設された防水紙を延下して接着剤にて接合されている
ので、外壁下端部からの雨水の浸入も確実に防止でき
る。In the drainage structure of the heat insulating foundation according to the second aspect of the present invention, waterproof paper stretched in the outer wall is extended to the surface of the mounting piece of the drainage material and joined by an adhesive. Also, it is possible to reliably prevent rainwater from entering from the lower end of the outer wall.
【図１】（イ）本発明の断熱基礎の水切構造の一例を示
す断面図、（ロ）水切り材の斜視図。FIG. 1A is a cross-sectional view showing an example of a draining structure of a heat insulating foundation of the present invention, and FIG.
【図２】従来の断熱基礎の断面図。FIG. 2 is a cross-sectional view of a conventional heat insulating foundation.
【図３】従来の水切構造を示す断面図。FIG. 3 is a sectional view showing a conventional draining structure.
１ 断熱基礎 １１ 基礎本体 １２ 断熱材 １３ モルタル層 ２ 外壁 ２１ 外壁面材 ３ 土台 ４ 床根太 ５ 下地面材 ６ 受木桟 ７ 水切り材 ８ 防水紙 ９ 粘着層 １０ 水密材 DESCRIPTION OF SYMBOLS 1 Insulation foundation 11 Foundation main body 12 Insulation material 13 Mortar layer 2 Outer wall 21 Outer wall material 3 Base 4 Floor joist 5 Lower ground material 6 Receiving bar 7 Drainage material 8 Waterproof paper 9 Adhesive layer 10 Watertight material
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 2D046 BA01 2E001 DA03 DD01 FA21 GA13 HB04 HC07 HF01 HF11 JD08 KA01 LA04 LA16 MA01 MA04 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2D046 BA01 2E001 DA03 DD01 FA21 GA13 HB04 HC07 HF01 HF11 JD08 KA01 LA04 LA16 MA01 MA04
Claims (2)
れ、その外周に保護層が設けられた断熱基礎と外壁下端
部との間に水切り材を設けた断熱基礎の水切構造であっ
て、該水切り材が外壁下端部の裏面側で立設された取付
け片と、取付け片から下方に傾斜して設けられた傾斜片
と、傾斜片の末端に垂設された垂下片とからなり、傾斜
片及び垂下片が保護層の表面側を覆う位置に設けられて
いることを特徴とする断熱基礎の水切構造。1. A drainage structure of a heat-insulating foundation in which a heat-insulating material is laid on an outer periphery of a foundation body of a building, and a drainage material is provided between a heat-insulating foundation having a protective layer provided on the outer periphery thereof and a lower end of an outer wall. The draining material is composed of a mounting piece erected on the back surface side of the lower end of the outer wall, an inclined piece provided inclined downward from the mounting piece, and a hanging piece vertically provided at the end of the inclined piece, A draining structure for a heat insulating foundation, wherein the inclined piece and the hanging piece are provided at positions covering the surface side of the protective layer.
に張設された防水紙を延下して接着剤にて接合されてい
ることを特徴とする請求項１記載の断熱基礎の水切構
造。2. The drainage of a heat insulating foundation according to claim 1, wherein a waterproof paper stretched in an outer wall is extended to a surface of the attachment piece of the drainage material and joined by an adhesive. Construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151438A JP2000336782A (en) | 1999-05-31 | 1999-05-31 | Flashing construction for insulated foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151438A JP2000336782A (en) | 1999-05-31 | 1999-05-31 | Flashing construction for insulated foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000336782A true JP2000336782A (en) | 2000-12-05 |
Family
ID=15518621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11151438A Pending JP2000336782A (en) | 1999-05-31 | 1999-05-31 | Flashing construction for insulated foundation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000336782A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009264054A (en) * | 2008-04-28 | 2009-11-12 | Dow Kakoh Kk | Heat insulation foundation circumference structure of building |
| JP2009281034A (en) * | 2008-05-21 | 2009-12-03 | Kubota Matsushitadenko Exterior Works Ltd | Drip foundation and construction method for drip foundation |
-
1999
- 1999-05-31 JP JP11151438A patent/JP2000336782A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009264054A (en) * | 2008-04-28 | 2009-11-12 | Dow Kakoh Kk | Heat insulation foundation circumference structure of building |
| JP2009281034A (en) * | 2008-05-21 | 2009-12-03 | Kubota Matsushitadenko Exterior Works Ltd | Drip foundation and construction method for drip foundation |
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