JP2004278070A - Joint structure - Google Patents

Joint structure Download PDF

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Publication number
JP2004278070A
JP2004278070A JP2003069066A JP2003069066A JP2004278070A JP 2004278070 A JP2004278070 A JP 2004278070A JP 2003069066 A JP2003069066 A JP 2003069066A JP 2003069066 A JP2003069066 A JP 2003069066A JP 2004278070 A JP2004278070 A JP 2004278070A
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JP
Japan
Prior art keywords
filler
joint structure
exterior material
gasket
solid
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
Application number
JP2003069066A
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Japanese (ja)
Inventor
Fumihiko Yashiki
文彦 屋敷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nishikawa Rubber Co Ltd
Original Assignee
Nishikawa Rubber Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nishikawa Rubber Co Ltd filed Critical Nishikawa Rubber Co Ltd
Priority to JP2003069066A priority Critical patent/JP2004278070A/en
Publication of JP2004278070A publication Critical patent/JP2004278070A/en
Pending legal-status Critical Current

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  • Building Environments (AREA)
  • Door And Window Frames Mounted To Openings (AREA)
  • Finishing Walls (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To perform watertight construction using a gasket, without cutting an upper tongue, in a joint structure for an external facing material, wherein the upper rabbets are connected together in a mutually opposed manner, or a joint structure for the external facing material and a sash frame in the connection of the external facing material, equipped with the upper rabbets, and the sash frame. <P>SOLUTION: In a filler 21 which is composed of a rigid-rubber molding equipped with hollow parts 22 and 23, a double-faced butyl tape 8 is attached to a place to be joined under the upper rabbet 4, and a supporting lip 24, which is elongated obliquely downward, is protrusively provided at a lower end. When mounted under the upper rabbet, the filler 21 is bonded under the upper tongue by means of the butyl tape 8 in such a manner that a side surface of the filler 21 is flush with an end surface of the upper rabbet via a spacer 27, which is composed of expanded polyethylene, between the filler 21 and an end surface of the external facing material. When the external facing material 3 fitted with the filler 21 is mounted on a substrate material 25, the supporting lip 24 is brought into elastic contact with the substrate material 25 so as to support the filler 21. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

【0001】
【発明が属する技術分野】
本発明は、外装材の接続端に設けた上実が互いに向き合うようにして接続される建物外壁の外装材間、或いは接続端に上実を備えた外装材とサッシ枠との間の目地構造に関する。
【0002】
【従来技術】
建物外壁の外装材間の目地構造としては、図1に示すように接続端に下実2を備えた外装材1と、上実4を備えた外装材3を下実2と上実4が重なるようにして接続し、下実2と上実4の間にゴム、エラストマー、アスファルト等からなるシール材5を介在させてシールしたものが知られる。
【0003】
図1は、上実4と、下実2を備えた外装材1と外装材3を接続する例を示すものであるが、図2に示すように上実4を備えた外装材3同士を接続しようとする場合、従来は、点線部分で上実4を切断し、接続端面間にガスケットを装着してシールしていた。図3に示すように上実4を備えた外装材3とサッシ枠6を接続する場合も同様、外装材3とサッシ枠6の間にガスケットを装着しようとすると、上実4を切断しなければならない。
【0004】
【発明が解決しようとする課題】
本発明は、図2に示すように上実が互いに向き合うようにして接続される外装材の目地構造或いは図3に示すように、上実を備えた外装材とサッシ枠を接続する場合の外装材とサッシ枠の目地構造において、上実を切断することなくガスケットによる水密施工を行うことができるようにしたものである。
【0005】
【課題の解決手段】
請求項1に係わる発明は、接続端に設けた上実が互いに向き合うようにして接続される建物外壁の外装材間の目地構造において、外装材の接続端の上実下に装着されて上実又は外装材に接着手段により接着され、ガスケットへの当り面を備えた充填材と、外装材間の目地に装着され、両側に充填材に弾接するリップを備えたガスケットよりなることを特徴とし、
請求項2に係わる発明は、接続端に上実を備えた外装材とサッシ枠が接続される建物外壁の外装材とサッシ枠間の目地構造において、外装材接続端の上実下に装着されて上実又は外装材に接着手段により接着され、ガスケットへの当り面を備えた充填材と、外装材とサッシ枠の間の目地に装着され、両側に充填材とサッシ枠に弾接するリップを備えたガスケットよりなることを特徴とする。
【0006】
請求項1に係わる発明においては、上実が互いに向き合うようにして接続される外装材間の目地にガスケットを装着して水密構造とすることができ、請求項2に係わる発明においては、上実を備えた外装材とサッシ枠との間の目地にガスケットを装着して、水密構造とすることができる。
【0007】
上記各発明で用いる接着手段としては、例えば接着剤、両面ブチルテープ等の両面粘着テープ等を用いることができる。
【0008】
請求項3に係わる発明は、請求項1又は2に係わる発明において、充填材は、外装材端面に当てゝ装着したとき、当り面が上実端面と面一ないしほゞ面一をなすことを特徴とする。
【0009】
本発明によると、充填材を外装材端面に当たるようにして装着することにより位置決めされ、当り面が上実端面と面一ないしほゞ面一をなすことにより、ガスケットを押し込んで装着するときガスケットが充填材で支えることなくリップが充填材に確実に弾接するようになる。
【0010】
請求項4に係わる発明は、請求項1ないし3のいずれかの発明における充填材が中空部を備えた硬質ゴム又は硬質樹脂の成形品よりなることを特徴とする。
本発明において、充填材を形成する硬質ゴム又は硬質樹脂としては、JIS A 硬度が90度以上のオレフィン系熱可塑性エラストマーTPO、エチレン・プロピレン・ジエン三元共重合体EPDM、ニトリルゴムNBR、スチレン・ブタジエンゴムSBR、クロロプレンゴムCR、シリコーンゴム等の硬質ゴム又は硬質樹脂を用いることができる。
【0011】
請求項5に係わる発明は、請求項4に係わる発明において、充填材と外装材端面との間には、充填材のガスケットへの当り面が上実端面と面一ないしほゞ面一となるようにすることができるスペーサを介在させたことを特徴とする。
【0012】
このスペーサは、充填材又は外装材端面に接着させるのが望ましい。スペーサを接着した充填材は、スペーサが外装材端面に当たるまで押し込むことにより横方向の位置決めが行われ、ガスケットへの当り面が上実端面と面一ないしほゞ面一をなすようになる。
【0013】
外装材端面にスペーサが接着される場合も同様、充填材をスペーサに当たるまで押し込むことにより横方向の位置決めが行われ、ガスケットへの当り面が上実端面と面一ないしほゞ面一をなすようになる。
【0014】
こゝでスペーサの材質としては、例えば上述するような硬質ゴムや硬質樹脂をもちいることもできるし、軟質のもの、例えば発泡ポリエチレン等の発泡フォームを用いることもできる。軟質のものを用いると、圧着力を変え、圧縮量を変えることにより、充填材と外装材端面との間の隙間が異なるものに対応させることができる。
【0015】
請求項6に係わる発明は、請求項4又は5に係わる発明において、充填材には下地材に弾接する支持リップが突設されることを特徴とする。
本発明によると、支持リップが下地材に弾接して支持されることにより充填材が上実下に、より確実に取付けられるようになる。
【0016】
請求項7に係わる発明は、請求項1ないし6のいずれかの発明において、充填材と上実との間が両面粘着テープ又は発泡フォームを介在させることによってシールされることを特徴とする。
本発明によると、目地構造のシール性がより向上する。
本発明で用いる発泡フォームとしては、例えばウレタンフォームを例示することができる。
【0017】
【発明の実施の形態】
図4に示す充填材21は、複数の中空部22、23を備えた硬質ゴム又は硬質樹脂製の硬質材よりなり、上実4に接合する箇所には両面ブチルテープ8が接着され、下端には斜め下向きに延びる支持リップ24が突設されている。
【0018】
図5は、図4に示す充填材21を用いて施工した外装材3とサッシ枠6の目地構造を示すもので、充填材21は側面が上実4より出ないようにして重ねてブチルテープ8を上実4に接着して取付けられ、支持リップ24が下地材25に弾接して支持されるようになっている。充填材21を取付けた外装材3を取付後、外装材3とサッシ枠6の目地に上述の実施形態と同様、ガスケット16を押し込んで装着する。
【0019】
図6は、充填材21と外装材端面との間に発泡ポリエチレンよりなるスペーサ27を介在させて充填材21の側面を上実端面と面一ないしほぼ面一となるようにしたもので、スペーサ27は図示する例では、充填材21に接着剤や両面粘着テープ等により接着しているが、外装材端面に接着してもよいし、単に充填材21と外装材端面との間に挟み込んで取付けられるようにしてもよい。
【0020】
図7は、上実4にウレタンフォーム19を接着し、充填材21には、外装材端面側の両面ブチルテープ8を接着したもので、ウレタンフォーム19により、上実4と充填材21との間がシールされるようになっている。
【0021】
図8は、上述の充填材21を上実4が互いに向き合うようにして接着される外装材間の目地11に適用した例を示すもので、充填材21は上実4に重ね両面ブチルテープ8にて接着されているが、外装材端面との間にスペーサ27を介在させてもよいし、両面ブチルテープ8を外装材端面に取り付けて上実4にはウレタンフォーム19を取付けてもよい。
【0022】
【発明の効果】
請求項1、2及び4に係わる発明によると、上実が互いに向き合うようにして接続される外装材の目地構造或いは上実を備えた外装材とサッシ枠の間の目地構造において、上実を切断することなく、ガスケットを用いた水密施工を行うことができる。
【0023】
請求項3に係わる発明によると、ガスケットの装着が充填材で支えることなく確実に行われ、またリップが充填材に弾接してシールが確実に行えるようになる。
請求項5に係わる発明によると、スペーサを用いて充填材のガスケットへの当り面を上実端面と面一ないしほゞ面一となるようにすることにより、ガスケットが充填材で支えることなくスムースに装着できると共に、ガスケットのリップが充填材に弾接してシールを確実に行うことができる。
【0024】
請求項6に係わる発明によると、支持リップが下地材に弾接することにより充填材が下地材に確実に支持されるようになる。
請求項7に係わる発明によると、水密構造のシール性をより一層向上させることができる。
【図面の簡単な説明】
【図1】建物の外壁目地構造の従来例を示す断面図。
【図2】外装材の上実同士を互いに向き合うようにして接続したときの断面図。
【図3】上実を備えた外装材とサッシ枠を接続したときの断面図。
【図4】充填材の斜視図。
【図5】図4に示す充填材を用いた目地構造の断面図。
【図6】目地構造の別の例の断面図。
【図7】目地構造の更に別の例の断面図。
【図8】目地構造の他の例の断面図。
【符号の説明】
1、3・・外装材
2・・下実
4・・上実
6・・サッシ枠
8・・両面ブチルテープ
9・・胴縁
12・・柱部
13、14・・リップ
15・・外部リップ
16・・ガスケット
19・・ウレタンフォーム
21・・充填材
22、23・・中空部
24・・支持リップ
25・・下地材
27・・スペーサ
[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a joint structure between exterior materials of a building outer wall connected at a connection end of an exterior material facing each other so as to face each other, or between an exterior material having a solid at a connection end and a sash frame. About.
[0002]
[Prior art]
As shown in FIG. 1, the joint structure between the exterior materials of the building outer wall includes an exterior material 1 having a solid 2 at a connection end, and an exterior material 3 having a solid 4 with a solid 2 and a solid 4. It is known that they are connected so as to overlap with each other, and sealed with a sealing material 5 made of rubber, elastomer, asphalt or the like interposed between the lower solid 2 and the upper solid 4.
[0003]
FIG. 1 shows an example in which the exterior material 1 and the exterior material 3 provided with the upper solid 4 and the lower solid 2 are connected. As shown in FIG. Conventionally, when trying to connect, the solid 4 was cut off at the dotted line, and a gasket was attached between the connection end faces to seal. Similarly, in the case where the exterior material 3 having the solids 4 and the sash frame 6 are connected as shown in FIG. 3, if the gasket is to be mounted between the exterior material 3 and the sash frame 6, the solids 4 must be cut. Must.
[0004]
[Problems to be solved by the invention]
The present invention relates to a joint structure of an exterior material which is connected such that the solids face each other as shown in FIG. 2 or an exterior when the sash frame is connected to the exterior material having the solid as shown in FIG. In a joint structure of a material and a sash frame, watertight construction using a gasket can be performed without cutting a fruit.
[0005]
[Means for solving the problem]
According to the first aspect of the present invention, in a joint structure between exterior materials of a building outer wall connected to each other so that the fruits provided at the connection ends face each other, the fruit is mounted below the connection ends of the exterior materials, and Or a filler material that is adhered to the exterior material by an adhesive means and has a contact surface to the gasket, and a gasket that is attached to the joint between the exterior materials and has a lip that elastically contacts the filler material on both sides,
According to a second aspect of the present invention, in a joint structure between an exterior material of a building outer wall and a sash frame to which an exterior material having a fruit is provided at a connection end and a sash frame, the exterior material is attached below the fruit of the exterior material connection end. The filler is bonded to the fruit or exterior material by an adhesive means and has a contact surface to the gasket, and a lip which is attached to the joint between the exterior material and the sash frame and which elastically contacts the filler and the sash frame on both sides. It is characterized by comprising a gasket provided.
[0006]
In the invention according to the first aspect, a gasket can be attached to the joint between the exterior materials connected so that the upper faces each other and connected to each other to form a watertight structure. A gasket can be attached to a joint between the exterior material provided with the sash frame and the sash frame to provide a watertight structure.
[0007]
As the bonding means used in the above inventions, for example, an adhesive, a double-sided pressure-sensitive adhesive tape such as a double-sided butyl tape, or the like can be used.
[0008]
According to a third aspect of the present invention, in the invention according to the first or second aspect, when the filler is applied to and attached to the end face of the exterior material, the contact surface is flush with or substantially flush with the solid end face. Features.
[0009]
According to the present invention, the positioning is performed by mounting the filler so as to hit the end surface of the exterior material, and the contact surface is flush with or substantially flush with the solid end surface. This ensures that the lip will elastically contact the filler without being supported by the filler.
[0010]
The invention according to a fourth aspect is characterized in that the filler according to any one of the first to third aspects is made of a molded product of a hard rubber or a hard resin having a hollow portion.
In the present invention, the hard rubber or the hard resin forming the filler includes olefin thermoplastic elastomer TPO having a JIS A hardness of 90 degrees or more, ethylene-propylene-diene terpolymer EPDM, nitrile rubber NBR, styrene. Hard rubber or hard resin such as butadiene rubber SBR, chloroprene rubber CR, and silicone rubber can be used.
[0011]
According to a fifth aspect of the present invention, in the invention according to the fourth aspect, between the filler and the end face of the exterior material, the contact surface of the filler with the gasket is flush or almost flush with the solid end face. A spacer that can be made to intervene.
[0012]
This spacer is desirably adhered to the end face of the filler or the exterior material. The filling material to which the spacers are bonded is positioned in the horizontal direction by pushing the spacers until the spacers come into contact with the end surface of the exterior material, so that the contact surface with the gasket is flush or nearly flush with the solid end surface.
[0013]
Similarly, when the spacer is bonded to the end surface of the exterior material, the positioning is performed in the horizontal direction by pushing the filler until it hits the spacer, so that the contact surface with the gasket is flush or almost flush with the solid end surface. become.
[0014]
Here, as a material of the spacer, for example, a hard rubber or a hard resin as described above can be used, or a soft material such as a foamed foam such as foamed polyethylene can be used. If a soft material is used, it is possible to cope with a material having a different gap between the filler and the end face of the exterior material by changing the pressing force and the amount of compression.
[0015]
The invention according to claim 6 is characterized in that, in the invention according to claim 4 or 5, the filler is provided with a support lip that elastically contacts the base material.
According to the present invention, since the support lip is elastically supported by the base material and supported, the filler can be more securely mounted under the upper part.
[0016]
According to a seventh aspect of the present invention, in any one of the first to sixth aspects of the invention, the space between the filler and the fruit is sealed by interposing a double-sided adhesive tape or a foamed foam.
According to the present invention, the sealing property of the joint structure is further improved.
As the foamed foam used in the present invention, for example, urethane foam can be exemplified.
[0017]
BEST MODE FOR CARRYING OUT THE INVENTION
The filling material 21 shown in FIG. 4 is made of a hard material made of a hard rubber or a hard resin having a plurality of hollow portions 22 and 23, and a double-sided butyl tape 8 is adhered to a portion joined to the solid 4, and Has a support lip 24 projecting obliquely downward.
[0018]
FIG. 5 shows the joint structure of the exterior material 3 and the sash frame 6 constructed using the filler 21 shown in FIG. The support lip 24 is elastically attached to the base material 25 and is supported. After attaching the exterior material 3 to which the filler 21 has been attached, the gasket 16 is pushed into the joint between the exterior material 3 and the sash frame 6 in the same manner as in the above-described embodiment.
[0019]
FIG. 6 shows a configuration in which a spacer 27 made of foamed polyethylene is interposed between the filler 21 and the end surface of the exterior material so that the side surface of the filler 21 is flush or substantially flush with the solid end surface. In the illustrated example, 27 is bonded to the filler 21 with an adhesive or a double-sided adhesive tape, but may be bonded to the end surface of the exterior material, or simply sandwiched between the filler 21 and the end surface of the exterior material. You may make it attach.
[0020]
FIG. 7 shows a case where the urethane foam 19 is bonded to the solid 4 and the double-sided butyl tape 8 on the end face side of the exterior material is bonded to the filler 21. The space is sealed.
[0021]
FIG. 8 shows an example in which the above-described filler 21 is applied to joints 11 between exterior materials that are bonded so that the solids 4 face each other. However, a spacer 27 may be interposed between the outer material end face and the double-sided butyl tape 8 may be attached to the outer material end face, and the urethane foam 19 may be attached to the solid 4.
[0022]
【The invention's effect】
According to the first, second and fourth aspects of the present invention, in the joint structure of the exterior material or the joint structure between the exterior material and the sash frame having the fruit connected so that the fruit faces each other, Watertight construction using a gasket can be performed without cutting.
[0023]
According to the third aspect of the present invention, the gasket is securely mounted without being supported by the filler, and the lip is elastically contacted with the filler so that the seal can be reliably performed.
According to the fifth aspect of the present invention, by using the spacer to make the contact surface of the filler with the gasket flush or substantially flush with the solid end face, the gasket can be smoothly supported without being supported by the filler. , And the lip of the gasket resiliently contacts the filler to ensure the seal.
[0024]
According to the invention according to claim 6, the filler is reliably supported by the base material by the support lip elastically contacting the base material.
According to the invention of claim 7, the sealing performance of the watertight structure can be further improved.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view showing a conventional example of an outer wall joint structure of a building.
FIG. 2 is a cross-sectional view of the case where the externals of the exterior materials are connected to face each other.
FIG. 3 is a cross-sectional view when an exterior material having a fruit is connected to a sash frame.
FIG. 4 is a perspective view of a filler.
FIG. 5 is a sectional view of a joint structure using the filler shown in FIG. 4;
FIG. 6 is a sectional view of another example of the joint structure.
FIG. 7 is a sectional view of still another example of the joint structure.
FIG. 8 is a sectional view of another example of the joint structure.
[Explanation of symbols]
1, 3 ... exterior material 2 ... lower solid 4 ... upper solid 6 ... sash frame 8 ... double-sided butyl tape 9 ... torso 12 ... column 13, 14 ... lip 15 ... outer lip 16 ..Gasket 19 urethane foam 21 fillers 22 and 23 hollow 24 support lip 25 base material 27 spacer

Claims (7)

接続端に設けた上実4が互いに向き合うようにして接続される建物外壁の外装材3間の目地構造において、外装材3の接続端の上実4下に装着されて上実4又は外装材3に接着手段8、18により接着され、ガスケット16への当り面を備えた充填材21と、外装材3間の目地11に装着され、両側に充填材21に弾接するリップ13、14を備えたガスケット16よりなることを特徴とする目地構造。In the joint structure between the exterior materials 3 of the building outer wall where the solids 4 provided at the connection ends are connected so as to face each other, the solids 4 or the exterior materials are mounted below the connection ends 4 of the exterior materials 3 and connected to each other. 3 includes a filler 21 bonded to the gasket 16 by bonding means 8 and 18 and a lip 13 and 14 attached to the joint 11 between the exterior materials 3 and elastically contacting the filler 21 on both sides. A joint structure comprising a gasket 16 which has been formed. 接続端に上実4を備えた外装材3とサッシ枠6が接続される建物外壁の外装材3とサッシ枠6間の目地構造において、外装材3接続端の上実4下に装着されて上実4又は外装材3に接着手段8により接着され、ガスケット16への当り面を備えた充填材21と、外装材3とサッシ枠6の間の目地に装着され、両側に充填材21とサッシ枠6に弾接するリップ13、14を備えたガスケット16よりなることを特徴とする目地構造。In the joint structure between the exterior material 3 and the sash frame 6 of the building outer wall where the exterior material 3 having the solid 4 at the connection end and the sash frame 6 are connected, the exterior material 3 is mounted below the solid 4 below the connection end. A filler 21 bonded to the solid 4 or the exterior material 3 by the bonding means 8 and provided with a contact surface to the gasket 16, and a filler 21 attached to the joint between the exterior material 3 and the sash frame 6, A joint structure comprising a gasket 16 having lips 13 and 14 elastically contacting the sash frame 6. 上記充填材21は、外装材端面に当てゝ装着したとき、当り面が上実4端面と面一ないしほゞ面一をなすことを特徴とする請求項1又は2記載の目地構造。3. The joint structure according to claim 1, wherein when the filler material is applied to the end face of the exterior material, the contact surface is flush with or substantially flush with the four solid end faces. 上記充填材21が中空部22、23を備えた硬質ゴム又は硬質樹脂の成形品よりなることを特徴とする請求項1ないし3のいずれかの請求項に記載の目地構造。The joint structure according to any one of claims 1 to 3, wherein the filler (21) is formed of a molded product of hard rubber or hard resin having hollow portions (22, 23). 充填材21と外装材3端面との間には、充填材21のガスケット16への当り面が上実4端面と面一ないしほゞ面一となるようにすることができるスペーサ27を介在させたことを特徴とする請求項4記載の目地構造。A spacer 27 is provided between the filler 21 and the end surface of the exterior material 3 so that the contact surface of the filler 21 with the gasket 16 is flush or nearly flush with the four solid end surfaces. The joint structure according to claim 4, wherein: 上記充填材21には下地材25に弾接する支持リップ24が突設されることを特徴とする請求項4又は5記載の目地構造。The joint structure according to claim 4 or 5, wherein a support lip (24) elastically contacting the base material (25) protrudes from the filler (21). 充填材21と上実4との間が両面粘着テープ8又は発泡フォーム19を介在させることによってシールされることを特徴とする請求項1ないし6のいずれかの請求項に記載の目地構造。The joint structure according to any one of claims 1 to 6, wherein the space between the filler (21) and the solid (4) is sealed by interposing a double-sided adhesive tape (8) or a foamed foam (19).
JP2003069066A 2003-03-14 2003-03-14 Joint structure Pending JP2004278070A (en)

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