JPH0559790A - Seam construction of tin clad roof - Google Patents
Seam construction of tin clad roofInfo
- Publication number
- JPH0559790A JPH0559790A JP22440091A JP22440091A JPH0559790A JP H0559790 A JPH0559790 A JP H0559790A JP 22440091 A JP22440091 A JP 22440091A JP 22440091 A JP22440091 A JP 22440091A JP H0559790 A JPH0559790 A JP H0559790A
- Authority
- JP
- Japan
- Prior art keywords
- bent
- caulking material
- galvanized iron
- piece
- vertical groove
- 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.)
- Granted
Links
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明はトタン葺き屋根のはぜ
構造の改良に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improved roof structure for galvanized iron roofs.
【０００２】[0002]
【従来の技術】従来におけるトタン葺き屋根のはぜ構造
には、実公昭５７−４１２９５号、実公昭５７−４１２
９６号等のものがある。これらのトタン葺き屋根のはぜ
の構造は、図９の（Ａ）乃至（Ｃ）にて示すように、屋
根面上にて隣合う長尺トタン板１０１，及び１０２にお
ける一方の接合辺に沿って先端を直角に折り曲げた起立
片１０１ａを起立形成すると共に、他方の接合辺部には
先端をコ形に折り返した返し片１０２ａを折曲形成し、
上記返し片１０２ａ先端のコ形部の内側にコーキング材
１０３を盛り付けてから両片１０１ａ、１０２ａを付き
合わせて起立片１０１ａの先端に返し片１０２ａ先端の
コ形部を被嵌する（図８−Ａ）。そして、上記した返し
片１０２の先端は（図８−Ｂ）のように内側に折り曲げ
て起立片１０１の先端部を挟持し、さらに（図８−Ｃ）
にて示す状態まで巻き込む様に折り曲げて構成してい
る。2. Description of the Related Art The conventional seam roof structure of galvanized iron roof has been disclosed in Japanese Utility Model Publication Nos. 57-41295 and 57-412.
There are things such as No. 96. As shown in FIGS. 9 (A) to 9 (C), the structure of these galvanized roofs of the galvanized iron roof extends along one joint side of the long galvanized iron plates 101 and 102 adjacent to each other on the roof surface. And a rising piece 101a whose tip is bent at a right angle is formed upright, and a return piece 102a whose tip is folded back in a U shape is bent and formed on the other joining side portion.
After placing the caulking material 103 inside the U-shaped portion of the tip of the return piece 102a, the pieces 101a and 102a are put together and the U-shaped portion of the tip of the return piece 102a is fitted to the tip of the standing piece 101a (Fig. 8- A). The tip of the return piece 102 described above is bent inward as shown in FIG. 8B to hold the tip of the upright piece 101, and further (FIG. 8-C).
It is configured to be bent so as to be rolled up to the state shown in.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記したよう
に構成されるはぜ構造にあっては、折り返しの開口部か
ら浸透した雨水が折り返しの内部にて凍結してしまう場
合がある。この場合、折り返しの内部に浸入した雨水が
凍結して体積膨張を生じ、この為、折り返し部が開かれ
て上記コーキング材１０３の接着が剥されて、はぜの水
密性が破られてしまうことがある。また、上記したよう
に両片１０２ａ，１０２ａとの間に充填されるコーキン
グ材１０３に限らず、はぜの接合部をシールするコーキ
ング材にあっては凹溝や複雑に屈曲する隙間など多面間
（３面以上）にわたって接着されることが多い。この場
合、トタン板が熱膨張、熱収縮して接合部に負荷力が加
わった場合などに上記したコーキング材が各接着面に固
定された状態で引き伸ばされることになり、こうなると
上記コーキング材はその変形に追従できなくなって端に
位置する接着面から剥離することがあり、これによりは
ぜの水密性が破られることもある。However, in the seam structure constructed as described above, the rainwater that has permeated through the opening of the turning back may freeze inside the turning back. In this case, the rainwater that has infiltrated the inside of the turn-back freezes and causes volume expansion, so that the turn-up part is opened and the caulking material 103 is debonded and the water tightness of the seam is broken. There is. Further, as described above, not only the caulking material 103 filled between the two pieces 102a, 102a, but a caulking material that seals a joint portion of a sea, such as a concave groove or a complicatedly curved gap, may be used for a multifaceted surface. Often bonded over three or more surfaces. In this case, when the galvanized sheet is thermally expanded and contracted and a load is applied to the joint, the caulking material is stretched while being fixed to each adhesive surface. It may not be able to follow the deformation and may peel off from the adhesive surface located at the end, which may break the water tightness of the sea.
【０００４】本発明は、従来のトタン葺き屋根のはぜ構
造において、コーキング材による接合部のシール性接着
性を合理的に高めることにより同接合部の水密を確実に
確保することを課題とする。SUMMARY OF THE INVENTION It is an object of the present invention to ensure the watertightness of a conventional galvanized roof roof structure by reasonably enhancing the sealing adhesiveness of the joint with a caulking material. ..
【０００５】[0005]
【課題を解決するための手段】上記した課題を解決する
為に請求項１のはぜ構造は、屋根面上において隣り合っ
て葺かれる各長尺トタン板の両接合辺に沿って各々折り
曲げ片を折曲形成し、隣合う長尺トタン板同士の一方の
折り曲げ片を他方の折り曲げ片と係合させてさらに折り
曲げることにより折り曲げ片同士を被嵌状に接合し、こ
の接合部を上記長尺トタン板の接合辺同士を付き合わせ
て構成する縦凹溝内に配置し、上記両折り曲げ片による
接合部の隙間を第１コーキング材にて接着し、且つ、縦
凹溝内に第２コーキング材を充填して上記両折り曲げ片
の接合部をその第２コーキング材に埋没させたものであ
る。また、請求項２のはぜ構造は、屋根面上において隣
り合って葺かれる各長尺トタン板の両接合辺に沿って各
々折り曲げ片を折曲形成し、隣合う長尺トタン板同士の
一方の折り曲げ片と他方の折り曲げ片を係合することに
より両長尺トタン板の接合辺に沿う縦凹溝と該縦凹溝内
の一側面に沿う横凹溝とを構成し、且つ、一方の折り曲
げ片先端縁部を上記横凹溝内に沿わせて配置して該横凹
溝内に第１コーキング材を充填し、縦凹溝内に第２コー
キング材を充填させてなるものである。そして、上記し
たはぜ構造にあっては、縦凹溝内に充填される第２コー
キング材の底面に非接着層を設けると効果的である。In order to solve the above-mentioned problems, the seam structure of claim 1 is a bent piece along both joint sides of each long galvanized iron sheet which is roofed next to each other on the roof surface. Is bent, and one bent piece of the adjacent long galvanized iron plates is engaged with the other bent piece and further bent to join the bent pieces to each other in a fitted state, and the joined portion is joined to the above-mentioned long piece. It is arranged in a vertical groove formed by joining the joint sides of the galvanized iron plate to each other, the gap between the joints formed by the two bent pieces is bonded with a first caulking material, and the second caulking material is placed in the vertical groove. And the joint portion of the both bent pieces is buried in the second caulking material. According to the seam structure of claim 2, one of the long galvanized iron plates adjacent to each other is formed by bending a bent piece along both joint sides of the long galvanized iron plates that are adjacent to each other on the roof surface. By engaging the bending piece of and the other bending piece to form a vertical groove along the joint side of both long galvanized iron plates and a horizontal groove along one side surface in the vertical groove, and The bent edge of the bent piece is arranged along the lateral groove, the first caulking material is filled in the lateral groove, and the second caulking material is filled in the vertical groove. Further, in the above-described wrinkle structure, it is effective to provide a non-adhesive layer on the bottom surface of the second caulking material filled in the vertical groove.
【０００６】[0006]
【作用】請求項１の手段によれば、隣合う長尺トタン板
は、両接合辺に沿って折曲形成される折り曲げ片同士を
係合させてさらに折り曲げることにより相互に接合さ
れ、また、上記折り曲げ片同士による接合部は被嵌状に
呈し、隣合う長尺トタン板の接合辺に沿って構成される
縦凹溝内に配置される。そして、上記した折り曲げ片同
士による接合部の隙間は第１コーキング材により接着さ
れてシールされ、さらに、この接合部は縦凹溝内に充填
される第２コーキング材に埋没し、外部に対して二重の
シールがなされる。請求項２の手段によれば、隣合う長
尺トタン板は、両接合辺に沿って折曲形成される折り曲
げ片同士を係合させることにより、両接合辺に沿う縦凹
溝と、該縦凹溝内の一側面に沿う横凹溝が構成され、上
記した一方の折り曲げ片の先端縁部はその横凹溝内に配
置される。そして、上記横凹溝内に充填される第１コー
キング材により一方の折り曲げ片と他方の折り曲げ片と
の間に形成される隙間の開口部が埋没状にシールされ、
さらに、上記した横凹溝が縦凹溝に充填される第２コー
キング材により全面的に塞がれることにより、上記した
開口部は外部に対して二重にシールされる。また、上記
した縦凹溝内に充填される第２コーキング材の底面に非
接着層を設けることによれば、第２コーキング材は縦凹
溝において底面の接着面が剥離して対向する両側面間に
わたって接着する形となり、トタン板の伸縮等により接
合部に変形力が加わった場合、上記した第２コーキング
材は凹溝内において両側面の接着面に引かれて対向方向
にのみ引き伸ばされる。According to the means of claim 1, adjacent long galvanized iron plates are joined to each other by engaging the bent pieces formed along both joining sides with each other and further bending, The joint portion formed by the bent pieces is in a fitted shape and is arranged in a vertical groove formed along the joint side of the adjacent long galvanized iron plates. Then, the gap of the joint portion between the above-mentioned bent pieces is adhered and sealed by the first caulking material, and further, this joint portion is buried in the second caulking material filled in the vertical groove and is exposed to the outside. Double seals are made. According to the means of claim 2, adjacent long galvanized iron plates are provided with vertical concave grooves along both joint sides by engaging the bent pieces formed along both joint sides with each other. A lateral groove is formed along one side surface in the groove, and the tip edge portion of the one bent piece described above is disposed in the lateral groove. The first caulking material filled in the lateral groove seals the opening of the gap formed between the one bent piece and the other bent piece in a buried shape.
Furthermore, the above-mentioned lateral groove is completely closed by the second caulking material with which the vertical groove is filled, so that the above-mentioned opening is doubly sealed to the outside. Further, by providing a non-adhesive layer on the bottom surface of the second caulking material filled in the above-mentioned vertical groove, the second caulking material is provided on both side surfaces of the second caulking material facing each other with the adhesive surface of the bottom surface separated in the vertical groove. If the deforming force is applied to the joint portion due to the expansion and contraction of the galvanized sheet, the second caulking material described above is drawn to the adhesive surfaces on both sides in the groove and stretched only in the opposing direction.
【０００７】[0007]
【発明の効果】本発明は以上説明したように構成したも
のであるから以下に記する如き効果を奏する。請求項１
のはぜ構造においては、折り曲げ片同士による接合部の
隙間を第１コーキング材により接着させると共に、該接
合部を縦凹溝に充填した第２コーキング材に埋没させた
ものであるから、雨水の浸入口となる上記接合部の隙間
を第１及び第２両コーキング材により二重にシールする
ことが出来ると同時に、特に第２のシールは接合部を縦
凹溝内に充填される第２コーキング材に埋没させて維持
するものであるからそのシール性は極めて強く確実なも
のとなる。また、上記したように第２コーキング材によ
るシールが強く且つ確実なものとなるので、両折り曲げ
片を被嵌状に接合する為に行う折り曲げ加工を簡単なも
のにしても十分なシール性を維持することが出来るよう
になり、これによりトタン葺き作業にかかる手間を低減
することができる。請求項２のはぜ構造においては、折
り曲げ片同士による接合部の隙間を横凹溝に充填した第
１コーキング材に埋没する形でシールすると共に、該横
凹溝自体を縦凹溝に充填する第２コーキング材で埋める
ことによりシールしたものであるから、雨水の浸入口と
なる上記接合部の隙間を第１及び第２両コーキング材に
より二重にシールすることができ、しかも第１及び第２
シールは共に凹溝の内部に充填したコーキング材に埋没
させる形で維持するものであるから、そのシール性は極
めて強く且つ確実なものである。また、上記したように
第１、第２両コーキング材によるシールが強く且つ確実
なものとなるので、雨水の浸入を抑止する為に折り曲げ
片同士を被嵌状に接合させなくとも十分なシール性を維
持することが出来るようになり、これにより折り曲げ片
の折り曲げ加工を低減させ、トタン葺き作業にかかる手
間を減少させることができる。さらに、請求項１又は２
のはぜ構造において縦凹溝内に充填される第２コーキン
グ材の底面に非接着層を設けることによれば、トタン板
の伸縮等により接合部に変形力が加わった場合に、上記
した第２コーキング材が凹溝内において両側面の接着面
に引かれて単純に対向方向へのみ引き伸ばされるように
なるので、接合部に加わる変形力によって生じる第２コ
ーキング材の剥離を有効に防止することができる。Since the present invention is configured as described above, it has the following effects. Claim 1
In the nose structure, the gap between the joints formed by the bent pieces is adhered by the first caulking material, and the joints are buried in the second caulking material filled in the vertical groove. It is possible to doubly seal the gap of the joint portion serving as an inflow port by both the first and second caulking materials, and at the same time, especially the second seal is the second caulking in which the joint portion is filled in the vertical groove. Since it is buried and maintained in the material, its sealing property is extremely strong and reliable. Further, as described above, the sealing by the second caulking material becomes strong and reliable, so sufficient sealing performance is maintained even if the bending process for joining both bent pieces into a fitted shape is simple. This makes it possible to reduce the time and effort required for the galvanized iron roofing work. In the seam structure according to claim 2, the gap between the joints formed by the bent pieces is sealed by being buried in the first caulking material filled in the lateral groove, and the lateral groove itself is filled in the vertical groove. Since it is sealed by being filled with the second caulking material, it is possible to doubly seal the gap of the above-mentioned joint portion, which serves as an inflow port for rainwater, with both the first and second caulking materials. Two
Since both seals are maintained by being buried in the caulking material filled in the concave groove, the sealing property is extremely strong and reliable. Further, as described above, since the sealing by the first and second caulking materials becomes strong and reliable, sufficient sealing property is not required to join the bent pieces to each other in order to prevent rainwater from entering. Therefore, the bending work of the bending piece can be reduced, and the labor required for the tin roofing work can be reduced. Further, claim 1 or 2
By providing the non-adhesive layer on the bottom surface of the second caulking material filled in the vertical groove in the groove structure, when the deforming force is applied to the joint due to expansion and contraction of the galvanized sheet, the above-mentioned Since the second caulking material is pulled by the adhesive surfaces on both sides in the concave groove and is simply stretched only in the opposite direction, the second caulking material is effectively prevented from peeling due to the deformation force applied to the joint portion. You can
【０００８】[0008]
【実施例】以下、本発明の一実施を図面に基づいて説明
する。図１乃至図４は本願発明を実施したトタン葺き屋
根のはぜ構造を示しており、屋根の野地板ｂ上に長尺ト
タン板ａを隣合わせに並べて配置すると共に、それら長
尺トタン板ａの両接合辺に沿って折曲形成した折り曲げ
片１及び２を係合させ、さらに折り曲げ加工を施して上
記両片１，２を被嵌状に結合することにより各長尺トタ
ン板ａ同士を接合部、即ち、はぜ部にて順次接合してい
る。長尺トタン板ａは、図２にて示すように一方の接合
辺に沿って断面逆Ｌ字形に折曲する折り曲げ片１と、該
折り曲げ片１の外側に延出する吊り片４とを形成すると
共に、他方の接合辺に沿って上記した折り曲げ片１に上
方から被嵌するように係合させる折り曲げ片２を断面略
コ形に折曲げ形成して構成してある。また、上記した長
尺トタン板ａの両折り曲げ片１，２は両接合辺に沿って
形成した段差部３ａ，３ｂの下段部分に形成し、これに
より両折り曲げ辺１，２を図３にて示すように係合させ
た状態において、これらの折り曲げ片１，２が上記段差
部３ａ，３ｂのつき合わせにより形成される縦凹溝３の
底部に配置されるように構成してある。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 4 show a seam structure of a galvanized iron roof that embodies the present invention, in which long galvanized iron plates a are arranged side by side on a roof plate b of the roof, and the long galvanized iron plates a are Joining the long galvanized iron plates a to each other by engaging the bent pieces 1 and 2 bent along both joining sides, and further bending and joining the above-mentioned pieces 1 and 2 into a fitted shape. The parts, that is, the seams, are sequentially joined. As shown in FIG. 2, the long galvanized iron plate a is formed with a bending piece 1 that is bent in an inverted L-shape in cross section along one joint side, and a hanging piece 4 that extends outside the bending piece 1. At the same time, the bending piece 2 which is engaged with the above-mentioned bending piece 1 so as to be fitted from above along the other joining side is formed by bending it into a substantially U-shaped cross section. Further, the both bent pieces 1 and 2 of the long galvanized iron plate a are formed in the lower part of the step portions 3a and 3b formed along both joint sides, whereby the both bent sides 1 and 2 are formed in FIG. In the engaged state as shown, the bent pieces 1 and 2 are arranged at the bottom of the vertical groove 3 formed by the butting of the step portions 3a and 3b.
【０００９】上記したように構成されるトタン板ａを野
地板ｂ上に順次葺く際には、一方の接合辺に延出した吊
り片４の先端部を野地板ｂに対して釘５止めし、次いで
折り曲げ片１の上面に第１コーキング材６となるブチル
ゴムを盛り付ける（図２）。その後、隣に葺くトタン板
ａの他方の接合片に形成される折り曲げ片２を上記折り
曲げ片１の上に嵌合させる形で係合し、さらに、重なり
合った両片１，２の先端を内側に折込んで被嵌状に接合
する（図３、図４）。上記した状態において両折り曲げ
片１，２による接合部は両トタン板ａの接合部に沿って
形成される縦凹溝３内における底面部にある。そして、
上記縦凹溝３内に第２コーキング材７となるシリコン樹
脂を充填し、これにより縦凹溝３内にある両折り曲げ片
１，２の接合部を第２コーキング材７に埋没させる形で
シールし、該シール面をトタン板ａの表面と面一とす
る。When the galvanized iron plate a having the above-described structure is sequentially roofed on the base plate b, the tip of the hanging piece 4 extending to one joint side is fixed to the base plate b by the nail 5. Then, butyl rubber to be the first caulking material 6 is placed on the upper surface of the bent piece 1 (FIG. 2). After that, the bending piece 2 formed on the other joining piece of the galvanized iron plate a next to it is engaged with the bending piece 1 in such a manner that the bending piece 2 is fitted onto the bending piece 2 and the tips of the overlapping pieces 1 and 2 are joined together. It is folded inward and joined in a fitted shape (FIGS. 3 and 4). In the above-mentioned state, the joint portion formed by both the bent pieces 1 and 2 is located at the bottom portion in the vertical groove 3 formed along the joint portion of both galvanized iron plates a. And
Silicone resin to be the second caulking material 7 is filled in the vertical groove 3 so that the joint portion between the two bent pieces 1 and 2 in the vertical groove 3 is buried in the second caulking material 7 for sealing. Then, the sealing surface is flush with the surface of the galvanized iron plate a.
【００１０】上記したように構成したはぜ構造によれ
ば、雨水の浸入口となる両折り曲げ片１，２間の隙間を
第１及び第２両コーキング材６，７により二重にシール
して水密性を維持するものであるが、特に第２コーキン
グ材７によるシールは両片１，２による接合部を縦凹溝
３内に充填した第２コーキング材７に埋没させる形で維
持するものであるからそのシール性は極めて強く確実な
ものにすることができる。また、上記したように第２コ
ーキング材７によるシールが強く且つ確実なものとなる
ので、両折り曲げ片１，２を被嵌状に接合する為に行う
折り曲げ加工を上記実施例のように簡単なものにしても
十分なシール性を維持することが出来るようになり、こ
れによりトタン葺き作業にかかる手間を低減することが
できる。According to the seam structure constructed as described above, the gap between the two bent pieces 1 and 2 serving as the rainwater inlet is double-sealed by the first and second caulking materials 6 and 7. The watertightness is maintained, but in particular, the sealing by the second caulking material 7 is performed by burying the joint between the two pieces 1 and 2 in the second caulking material 7 filled in the vertical groove 3. Therefore, the sealing property can be made extremely strong and reliable. Further, as described above, since the sealing by the second caulking material 7 becomes strong and reliable, the bending work for joining the two bending pieces 1 and 2 into the fitted shape is as simple as the above embodiment. Even if it is a thing, it becomes possible to maintain a sufficient sealing property, and by doing so, the labor required for galvanizing work can be reduced.
【００１１】また、上記した第２コーキング材７を縦凹
溝３内に充填する際には、同縦凹溝３の底面部にスポン
ジシート等の弾性材か若しくは非接着材からなる剥離層
８を介在させてから第２コーキング材７を充填する。こ
れにより第２コーキング材７は縦凹溝３の底面に対して
接着されずに同縦凹溝３の両側面間にわたって接着され
ることになる。上記したように第２コーキング材７の底
面に非接着層を設けて第２コーキング材７を縦凹溝３の
両側面間に接着させることによれば、隣合うトタン板ａ
の熱収縮等により接合部に引っ張り負荷が加わった際
に、上記した第２コーキング材７が対向する両接着面全
面を均等に引かれて対向方向にのみ単純に引き伸ばされ
るようになるので、コーキング材を多面間（３面以上）
にわたって接着した場合のような剥離を防止でき、これ
により第２コーキング材７によるシールをより一層確実
なものにすることができる。When the second caulking material 7 is filled in the vertical groove 3, a release layer 8 made of an elastic material such as a sponge sheet or a non-adhesive material is formed on the bottom surface of the vertical groove 3. Then, the second caulking material 7 is filled. As a result, the second caulking material 7 is not bonded to the bottom surface of the vertical groove 3, but is bonded to both side surfaces of the vertical groove 3. As described above, by providing the non-adhesive layer on the bottom surface of the second caulking material 7 and adhering the second caulking material 7 between both side surfaces of the vertical groove 3, the adjacent galvanized iron plates a
When a tensile load is applied to the joint due to heat shrinkage of the second caulking material, the above-mentioned second caulking material 7 is evenly drawn over the entire surfaces of both facing adhesive surfaces, and is simply stretched only in the facing direction. Between materials (3 or more)
It is possible to prevent peeling such as in the case where they are adhered over each other, and thus, the sealing by the second caulking material 7 can be made more reliable.
【００１２】図５にて示したはぜ構造は、本発明はぜ構
造の別の実施例を示すもであり、垂直に起立させた一方
の折り曲げ片１１に対して逆Ｌ字形に折曲形成した他方
の折り曲げ片１２を係合させ、他方の折り曲げ片１２の
内面に第１コーキング材１６を盛り付けた後に、該折り
曲げ片１２を屈曲部から内側に折り返すことにより両片
１１，１２を被嵌状に結合し、縦凹溝１３内に第２コー
キング材１７を充填して構成したものである。上記した
はぜ構造によれば、両折り曲げ片１１，１２を折曲形成
する行程を大幅に低減させ、トタン葺きの作業の能率を
向上することができる。図６にて示す実施例は、吊り片
２４を他方の折り曲げ片２２より延出させると共に、同
折り曲げ片２２の先端をく形に折り曲げ、その先端部を
一方の折り曲げ片１１に対して弾性的に掛着することに
より、折り曲げ片２１，２２の折曲行程を低減させると
同時に、両片２１，２２間に充填される第１コーキング
材２６による密着性を向上させたものである。The seam structure shown in FIG. 5 is another embodiment of the seam structure according to the present invention, and is formed in an inverted L shape with respect to one vertically bent bending piece 11. The other bending piece 12 is engaged, the first caulking material 16 is placed on the inner surface of the other bending piece 12, and then the bending piece 12 is folded back inward from the bent portion to fit the two pieces 11, 12 together. The vertical caulking groove 13 is filled with the second caulking material 17 and is configured to be formed. According to the above-described seam structure, the process of bending and forming both the bending pieces 11 and 12 can be significantly reduced, and the efficiency of the galvanizing work can be improved. In the embodiment shown in FIG. 6, the hanging piece 24 is extended from the other bending piece 22, the tip of the bending piece 22 is bent into a square shape, and the tip portion is elastic with respect to the one bending piece 11. By hooking the first caulking material 26 between the two pieces 21 and 22, the bending process of the bent pieces 21 and 22 is reduced, and at the same time, the adhesion of the first caulking material 26 filled between the pieces 21 and 22 is improved.
【００１３】図７にて示すはぜ構造は、隣合う長尺トタ
ン板ａの両接合辺に折曲形成した折り曲げ片１０１，１
０２同士を係合することにより、両トタン板ａの接合辺
に沿う縦凹溝１０３と、該縦凹溝１０３内の一方の側面
に沿って横凹溝１０５とを構成し、上記横凹溝１０５と
縦凹溝１０３とに各々第１コーキング材１０６及び第２
コーキング材１０７を各々充填させることにより隣合う
トタン板ａ同士を接合するものである。トタン板ａの一
方の接合辺に沿って折曲形成する折り曲げ片１０１は、
同トタン板ａの一側辺部を裏側へ向けて断面Ｌ字形に折
り曲げると共に、その先端を垂直に立ち上げて形成して
ある。また、トタン板ａの他方の接合辺に沿って形成す
る折り曲げ片１０２は、同トタン板ａの他側辺部を折曲
げて横凹溝１０５の上面部を構成する折り返し部１０２
ａを形成すると共に、その折り返し部１０２ａの裏側を
断面Ｌ字形に折り曲げ、さらに先端部を外側に延出させ
て吊り片１０４を形成してある。よって、隣合うトタン
板ａ同士で上記したように形成した折り曲げ片１０１，
１０２をつき合わせて係合させると、両トタン板ａの接
合部に沿って縦凹溝１０３が形成されると共に、該縦凹
溝１０３内の一側面に沿って横凹溝１０５が構成され、
さらに、上記した一方の折り曲げ片１０１の先端部が横
凹溝１０５内の起立面に沿った状態となる。即ち、両折
り曲げ片１０１，１０２間に生じる隙間の開口部が横凹
溝１０５内に位置することになり、このはぜ構造にあっ
ては上記横凹溝１０５を第１コーキング材１０６となる
ブチルゴムをトタン板ａの表面と面一になるまで充填す
ることにより上記開口部をその第１コーキング材１０６
内に埋没させてシールする。次いで、縦凹溝１０３内に
第２コーキング材１０７となるシリコン樹脂を充填す
る。この際、縦凹溝１０３の底面部に前記したと同様に
スポンジシートや非接着材からなる非接着層１０８を介
在する。In the seam structure shown in FIG. 7, the bent pieces 101, 1 are formed by bending on both joint sides of the adjacent long galvanized iron plates a.
By engaging 02 with each other, a vertical concave groove 103 is formed along the joint side of both galvanized iron plates a, and a horizontal concave groove 105 is formed along one side surface in the vertical concave groove 103. The first caulking material 106 and the second caulking material 105 and the vertical groove 103, respectively.
By filling the caulking material 107, the adjacent galvanized iron plates a are joined together. The bending piece 101 formed by bending along one joint side of the galvanized iron plate a is
The galvanized iron plate a is formed by bending one side portion of the galvanized iron plate a toward the back side so as to have an L-shaped cross section and raising the tip vertically. The bent piece 102 formed along the other joining side of the galvanized iron plate a is a folded-back portion 102 that constitutes the upper surface of the lateral groove 105 by bending the other side portion of the galvanized iron plate a.
In addition to forming a, the back side of the folded-back portion 102a is bent into an L-shaped cross section, and the tip end portion is extended outward to form the hanging piece 104. Therefore, the bent pieces 101 formed as described above between the adjacent galvanized iron plates a,
When 102 is abutted and engaged with each other, a vertical groove 103 is formed along the joint portion of both galvanized iron plates a, and a horizontal groove 105 is formed along one side surface of the vertical groove 103.
Further, the tip end portion of the one bent piece 101 described above is in a state along the upright surface in the lateral groove 105. That is, the opening of the gap formed between the two bent pieces 101 and 102 is located in the lateral groove 105. In this seamed structure, the lateral groove 105 serves as the first caulking material 106. Butyl rubber. By filling the surface of the galvanized iron plate a so as to be flush with the surface of the galvanized iron plate a.
It is buried inside and sealed. Next, the vertical groove 103 is filled with a silicon resin which will be the second caulking material 107. At this time, a sponge sheet or a non-adhesive layer 108 made of a non-adhesive material is interposed on the bottom surface of the vertical groove 103 as described above.
【００１４】上記したように接合されるはぜ構造によれ
ば、雨水の浸入口となる接合部の隙間を第１及び第２両
コーキング材１０６，１０７により二重にシールするこ
とができ、しかも各々のシールは共に凹溝１０３，１０
５の内部に充填したコーキング材１０６，１０７に埋没
させる形で維持するものであるから、そのシール性は極
めて強く且つ確実なものとなる。また、上記したように
第１、第２両コーキング材１０６，１０７によるシール
が強く且つ確実なものとなるので、雨水の浸入を抑止す
る為に折り曲げ片同士１０１，１０２を被嵌状に接合さ
せなくとも十分なシール性を維持することが出来るよう
になり、これにより折り曲げ片１０１，１０２の折り曲
げ加工の行程を低減することができる。図８にて示すは
ぜ構造は上記したはぜ構造と基本的な構成を同じくする
が、縦凹溝２０３の一側面を傾斜させると共に、吊り片
２０４に形成した立ち上げ部の上面と一方の折り曲げ片
２０１の基端部裏面との間に第３コーキング材２０９を
充填して野地板ｂに対する雨水の浸入防止機能をさらに
強化したものである。According to the splicing structure which is joined as described above, the gap between the joints serving as rainwater inflow ports can be doubly sealed by the first and second caulking materials 106 and 107, and Both seals are concave grooves 103, 10
Since it is maintained by being buried in the caulking materials 106 and 107 filled in the inside of 5, the sealing property becomes extremely strong and reliable. Further, as described above, since the sealing by the first and second caulking materials 106 and 107 is strong and reliable, the bent pieces 101 and 102 are joined to each other in a fitted state in order to prevent rainwater from entering. Even if it is not necessary, a sufficient sealing property can be maintained, whereby the bending process of the bending pieces 101 and 102 can be reduced. The seam structure shown in FIG. 8 has the same basic structure as the seam structure described above, except that one side surface of the vertical groove 203 is inclined, and the upper surface of the rising portion formed on the hanging piece 204 and one of the two surfaces are formed. A third caulking material 209 is filled between the bent piece 201 and the rear surface of the base end portion to further strengthen the function of preventing rainwater from entering the base plate b.
【図１】 本発明を実施したトタン葺き屋根の縦断面
図。FIG. 1 is a vertical cross-sectional view of a galvanized iron roof that implements the present invention.
【図２】 接合前の両折り曲げ片を示す縦断面図。FIG. 2 is a vertical cross-sectional view showing both bent pieces before joining.
【図３】 係合状態の両折り曲げ片を示す縦断面図。FIG. 3 is a vertical cross-sectional view showing both bent pieces in an engaged state.
【図４】 接合状態のはぜ部を示す縦断面図。FIG. 4 is a vertical cross-sectional view showing a joint in a joined state.
【図５】 折り曲げ形態を簡素化した折り曲げ片を示
す縦断面図。FIG. 5 is a vertical cross-sectional view showing a bending piece having a simplified bending form.
【図６】 第１コーキング材の密着性を向上させた折
り曲げ片を示す縦断面図。FIG. 6 is a vertical cross-sectional view showing a bent piece with improved adhesion of the first caulking material.
【図７】 本発明を実施したはぜ構造を示す縦断面
図。FIG. 7 is a vertical cross-sectional view showing a seam structure embodying the present invention.
【図８】 第３コーキング材を設けたはぜ構造を示す
縦断面図。FIG. 8 is a vertical sectional view showing a seam structure provided with a third caulking material.
【図９】 従来のはぜ構造を示す縦断面図。FIG. 9 is a vertical cross-sectional view showing a conventional seam structure.
ａ・・・長尺トタン板 １・・・折り曲げ片 ２・・・折り曲げ片 ３・・・縦凹溝 ６・・・第１コーキング材 ７・・・第２コーキング材 ８・・・非接着層 １０１・・・折り曲げ片 １０２・・・折り曲げ片 １０３・・・縦凹溝 １０５・・・横凹溝 １０６・・・第１コーキング材 １０７・・・第２コーキング材 a ... long galvanized iron plate 1 ... bent piece 2 ... bent piece 3 ... vertical groove 6 ... first caulking material 7 ... second caulking material 8 ... non-adhesive layer 101 ... Bending piece 102 ... Bending piece 103 ... Vertical groove 105 ... Horizontal groove 106 ... First caulking material 107 ... Second caulking material
Claims (3)
る各長尺トタン板の両接合辺に沿って各々折り曲げ片を
折曲形成し、隣合う長尺トタン板同士の一方の折り曲げ
片を他方の折り曲げ片と係合させてさらに折り曲げるこ
とにより折り曲げ片同士を被嵌状に接合し、この接合部
を上記長尺トタン板の接合辺同士を付き合わせて構成す
る縦凹溝内に配置し、上記両折り曲げ片による接合部の
隙間を第１コーキング材にて接着し、且つ、縦凹溝内に
第２コーキング材を充填して上記両折り曲げ片の接合部
をその第２コーキング材に埋没させたトタン葺き屋根の
はぜ構造。1. A bent piece is bent along both joint sides of adjacent long galvanized iron plates which are next to each other on the roof surface, and one bent piece of the long galvanized iron plates adjacent to each other is The bent pieces are joined to each other in a fitted shape by engaging with the bent pieces and further bent, and the joint portions are arranged in the vertical groove formed by joining the joint sides of the long galvanized iron plate to each other. The gap between the joints formed by the two bent pieces was adhered with a first caulking material, and the second caulking material was filled in the vertical groove to bury the joints of the two bent pieces in the second caulking material. The roof structure of galvanized iron roof.
る各長尺トタン板の両接合辺に沿って各々折り曲げ片を
折曲形成し、隣合う長尺トタン板同士の一方の折り曲げ
片と他方の折り曲げ片を係合することにより両長尺トタ
ン板の接合辺に沿う縦凹溝と該縦凹溝内の一側面に沿う
横凹溝とを構成し、且つ、一方の折り曲げ片先端縁部を
上記横凹溝内に沿わせて配置して該横凹溝内に第１コー
キング材を充填し、縦凹溝内に第２コーキング材を充填
させてなるトタン葺き屋根のはぜ構造。2. A bent piece is bent along both joint sides of adjacent long galvanized iron plates that are next to each other on a roof surface, and one bent piece of the long galvanized iron plates adjacent to each other and the other By engaging the bent pieces, a vertical groove along the joint side of both elongated galvanized iron plates and a lateral groove along one side surface in the vertical groove are formed, and one bent piece tip edge portion is formed. A corrugated iron roof structure in which the first caulking material is filled in the lateral groove and the second caulking material is filled in the vertical groove so as to be arranged along the lateral groove.
グ材の底面に非接着層を設けた請求項１又は２記載のト
タン葺き屋根のはぜ構造。3. The seared structure of the galvanized iron roof according to claim 1 or 2, wherein a non-adhesive layer is provided on a bottom surface of the second caulking material filled in the vertical groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224400A JPH0774532B2 (en) | 1991-09-04 | 1991-09-04 | The roof structure of galvanized iron roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224400A JPH0774532B2 (en) | 1991-09-04 | 1991-09-04 | The roof structure of galvanized iron roof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0559790A true JPH0559790A (en) | 1993-03-09 |
| JPH0774532B2 JPH0774532B2 (en) | 1995-08-09 |
Family
ID=16813162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3224400A Expired - Fee Related JPH0774532B2 (en) | 1991-09-04 | 1991-09-04 | The roof structure of galvanized iron roof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0774532B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60168539A (en) * | 1983-11-10 | 1985-09-02 | エクソン リサ−チ アンド エンヂニアリング コムパニ− | Production of modified catalyst |
| JPH07331812A (en) * | 1994-06-13 | 1995-12-19 | Nikko Kinzoku Kk | Seam joint structure of galvanized steel sheet-covered roof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853597A (en) * | 1981-09-22 | 1983-03-30 | Yasuhisa Takeuchi | Uniform accelerator |
-
1991
- 1991-09-04 JP JP3224400A patent/JPH0774532B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853597A (en) * | 1981-09-22 | 1983-03-30 | Yasuhisa Takeuchi | Uniform accelerator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60168539A (en) * | 1983-11-10 | 1985-09-02 | エクソン リサ−チ アンド エンヂニアリング コムパニ− | Production of modified catalyst |
| JPH0555190B2 (en) * | 1983-11-10 | 1993-08-16 | Exxon Research Engineering Co | |
| JPH07331812A (en) * | 1994-06-13 | 1995-12-19 | Nikko Kinzoku Kk | Seam joint structure of galvanized steel sheet-covered roof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0774532B2 (en) | 1995-08-09 |
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