JP3608127B2

JP3608127B2 - Steel roof structure

Info

Publication number: JP3608127B2
Application number: JP35067095A
Authority: JP
Inventors: 邦彦高橋; 克英今井; 広増田
Original assignee: Toho Sheet and Frame Co Ltd
Current assignee: Toho Sheet and Frame Co Ltd
Priority date: 1995-12-13
Filing date: 1995-12-13
Publication date: 2005-01-05
Anticipated expiration: 2015-12-13
Also published as: JPH09158407A

Description

【０００１】
【発明の属する技術分野】
この発明は、鋼板屋根間の連結部や鋼板屋根の母屋等への取付部材への雨水の浸水を防止するよにした鋼板屋根構造に関するものである。
【０００２】
【従来の技術】
図３は従来の鋼板屋根間の連結および母屋等への取付部を示す図で、（ａ）図は鋼板屋根の連結部に瓦棒蓋部材を取り付ける前の正面図で、（ｂ）図は鋼板屋根の連結部に瓦棒蓋部材を取り付けた正面図で、図４は鋼板屋根で葺かれた屋根の一部を示す図であり、１は母屋、２はこの母屋１の上に配設した断熱材、３はこの断熱材２の上に配設したルーフィングである。
４，４はこのルーフィング３の上に葺いた鋼板屋根で、この鋼板屋根４，４の端に、ほぼ垂直折曲部４ａ，４ａを形成するとともに、この垂直折曲部４ａ，４ａの先端部に凹折曲部４ｂ，４ｂが互いに対向するように形成されている。
【０００３】
５は両端にほぼ垂直折曲部５ａ，５ａとその先端部に外方折曲部５ｂ，５ｂを形成した瓦棒溝部材で、この瓦棒溝部材５をルーフィング３の上に、鋼板屋根４を連結して固定する位置に対応して所定間隔を置いて固定する。その固定手段は前記母屋１と断熱材２とルーフィング３を貫通させて突出させたボルト６に瓦棒溝部材５の底面を貫通し、ボルト６の先端部にナット７を締め付けて行う。
【０００４】
そして、鋼板屋根４，４をルーフィング３の上に葺くには、ルーフィング３の上に前記のように固定した瓦棒溝部材５の垂直折曲部５ａ，５ａの先端部の外方折曲部５ｂ，５ｂに、鋼板屋根４，４の端に形成した垂直折曲部４ａ，４ａの先端部の凹折曲部４ｂ，４ｂを嵌合し、さらに、鋼板屋根４，４の垂直折曲部４ａ，４ａの先端部の凹折曲部４ｂ，４ｂの反対面に形成された凸折曲部４ｂ′，４ｂ′に、瓦棒蓋部材８の両端の垂下折曲部８ａ，８ａに形成した凹折曲部８ｂ，８ｂを嵌合して瓦棒蓋部材８を取り付ける。
【０００５】
【発明が解決しようとする課題】
前記のような従来の鋼板屋根構造においては、前記鋼板屋根４，４の端の垂直折曲部４ａ，４ａの先端部の凸折曲部４ｂ′，４ｂ′と、瓦棒蓋部材８の両端の垂下折曲部８ａ，８ａに形成した凹折曲部８ｂ，８ｂとの嵌合部に、毛細管現象によって雨水が浸入し、さらに、前記瓦棒溝部材５をルーフィング３上に固定したボルト６部に雨水が浸入して、このボルト６を腐食させ、さらに、ボルト６が貫通した孔からルーフィング３に雨水が浸入して、雨漏りの原因になる等の恐れがあった。
この発明は、鋼板屋根間を連結した連結部や鋼板屋根をルーフィングに固定したボルト、あるいは鋼板屋根の端部間を固定するためルーフィングに瓦棒溝部材を固定したボルト部に雨水が絶対に浸入しないような鋼板屋根構造を提供することを目的としたものである。
【０００６】
【課題を解決するための手段】
この発明は、前記目的を達成するため、ルーフィング３上に所定間隔を置いて、両端にほぼ垂直折曲部５ａ，５ａとその先端部に外方折曲部５ｂ，５ｂを形成した瓦棒溝部材５を固定し、前記外方折曲部５ｂ，５ｂに長尺の防水シート９の両縁部に設けた剛体部材９ａ，９ａを接合して長尺の防水シート９を設け、前記瓦棒溝部材５の垂直折曲部５ａ，５ａの先端部の外方折曲部５ｂ，５ｂに、鋼板屋根４，４の端に形成したほぼ垂直折曲部４ａ，４ａの先端部の凹折曲部４ｂ，４ｂを嵌合し、この凹折曲部４ｂ，４ｂの反対面に形成された凸折曲部４ｂ′，４ｂ′に、瓦棒蓋部材８の両端の垂下折曲部８ａ，８ａに形成された凹折曲部８ｂ，８ｂを嵌合するように構成したことを特徴とする鋼板屋根構造としたものである。
【０００７】
また、ルーフィング３上に固定する鋼板屋根４の一部分に、所定間隔を置いたほぼ垂直折曲部４ｃ，４ｃで凹溝を形成し、この垂直折曲部４ｃ，４ｃの上端部に互いに対向するように凹折曲部４ｄ，４ｄを形成し、この凹折曲部４ｄ，４ｄに長尺の防水シート９の両縁部に設けた剛体部材９ａ，９ａを接合して長尺の防水シート９を設け、前記凹状折曲部４ｄ，４ｄの反対面に形成された凸折曲部４ｄ′，４ｄ′に、瓦棒蓋部材８の両端の垂下折曲部８ａ，８ａに形成された凹折曲部８ｂ，８ｂを嵌合するように構成したことを特徴とする鋼板屋根構造としたものである。
【０００８】
【発明の実施の形態】
以下、この発明の鋼板屋根構造の実施の形態について詳細に説明するが、この発明はこの実施の形態に限定されるものではなく、その実施の形態を多少変えるように設計変更することは可能である。
【０００９】
図１はこの発明の鋼板屋根構造の第１の実施の形態を示す図で、（ａ）図は鋼板屋根の連結部を瓦棒蓋部材で覆う前の正面図、（ｂ）図は鋼板屋根の連結部を瓦棒蓋部材で覆った正面図、（ｃ）図は長尺の防水シートの一部を示す斜視図であり、従来例と同様に、１は母屋、２はこの母屋１の上に配設した断熱材、３はこの断熱材２の上に配設したルーフィング、４，４はこのルーフィング３の上に葺いた鋼板屋根で、この鋼板屋根４，４の端には、ほぼ垂直折曲部４ａ，４ａと、この垂直折曲部４ａ，４ａの両先端部に互いに対向する凹折曲部４ｂ，４ｂが形成されている。
【００１０】
５は両端にほぼ垂直折曲５ａ，５ａとその先端部に外方折曲部５ｂ，５ｂを形成した瓦棒溝部材で、この瓦棒溝部材５をルーフィング３の上に固定するには、前記母屋１と断熱材２とルーフィング３を貫通させて突出させたボルト６に瓦棒溝部材５の底面を貫通し、このボルト６の先端部にナット７を締め付けて行う。
【００１１】
そして、鋼板屋根４，４をルーフィング３の上に葺くには、ルーフィング３の上に前記のように固定した瓦棒溝部材５の垂直折曲部５ａ，５ａの先端部の外方折曲部５ｂ，５ｂに、鋼板屋根４，４の端に形成した垂直折曲部４ａ，４ａの先端部に互いに対向して形成されて凹折曲部４ｂ，４ｂを嵌合し、前記瓦棒溝部材５の垂直折曲部５ａ，５ａの先端部の外方折曲部５ｂ，５ｂと、鋼板屋根４，４の端に形成した垂直折曲部４ａ，４ａの先端部の凹折曲部４ｂ，４ｂとに挟んで長尺の防水シート９の両縁部に設けた剛体部材９ａ，９ａを挟持接合して長尺の防水シート９を設け、さらに、鋼板屋根４，４の垂直折曲部４ａ，４ａの先端部に互いに対向して形成されて凹折曲部４ｂ，４ｂの反対面に形成された凸折曲部４ｂ′，４ｂ′に、瓦棒蓋部材８の垂下折曲部８ａ，８ａに形成した凹折曲部８ｂ，８ｂを嵌合して瓦棒蓋部材８を取り付けるように構成したものである。
【００１２】
図２はこの発明の鋼板屋根構造の第２の実施の形態を示す図で、この第２の実施の形態は、鋼板屋根間の連結およびルーフィングへの固定は、前記第１の実施の形態と同様に行うが、幅広の鋼板屋根の中程をルーフィングに固定する場合の実施の形態であり、ルーフィング３上にボルト６・ナット７等で固定する鋼板屋根４の一部分に、所定間隔を置いたほぼ垂直折曲部４ｃ，４ｃで凹溝を形成し、その垂直折曲部４ｃ，４ｃの上端部に互いに対向するように凹折曲部４ｄ，４ｄを形成し、この凹折曲部４ｄ，４ｄに長尺の防水シート９の両縁部に設けた剛体部材９ａ，９ａを挟持接合して長尺の防水シート９を設け、前記凹状折曲部４ｄ，４ｄの反対面に形成された凸折曲部４ｄ′，４ｄ′に、瓦棒蓋部材８の両端の垂下折曲部８ａ，８ａに形成された凹折曲部８ｂ，８ｂを嵌合するように構成したものである。
【００１３】
【発明の効果】
請求項１に記載した発明は、以上説明したように、すなわち、ルーフィング上に、両端にほぼ垂直折曲部とその先端部に外方折曲部を形成した瓦棒溝部材を固定し、前記外方折曲部に長尺の防水シートの両縁部に設けた剛体部材を接合して長尺の防水シートを設けたので、ルーフィング上に固定した瓦棒溝部材と、この瓦棒溝部材に接合した鋼板屋根の端部と、この鋼板屋根の端部に接合した瓦棒蓋部材との接合部から、毛細管現象によって鋼板屋根間の連結部およびルーフィングへの固定部に、雨水が絶対に浸入しないようにすることができる。
【００１４】
また、請求項２に記載した発明は、以上説明したように、ルーフィング上に固定する鋼板屋根の一部分に、所定間隔を置いたほぼ垂直折曲部で凹溝を形成し、この垂直折曲部の上端部に互いに対向するように凹折曲部を形成し、この凹折曲部に長尺の防水シートの両縁部に設けた剛体部材を接合して長尺の防水シートを設け、前記凹状折曲部の反対面に形成された凸折曲部に、瓦棒蓋部材の両端の垂下折曲部に形成された凹折曲部を嵌合するように構成したので、鋼板屋根の一部分に形成した垂直折曲部と瓦棒蓋部材との嵌合部から、毛細管現象によって雨水が絶対に浸入しないようにすることができる。
【図面の簡単な説明】
【図１】この発明の鋼板屋根構造の第１の実施の形態を示す図である。
【図２】この発明の鋼板屋根構造の第２の実施の形態を示す図である。
【図３】従来の鋼板屋根構造を示す図である。
【図４】従来の鋼板屋根構造で葺いた屋根の一部を示す図である。
【符号の説明】
１母屋
２断熱材
３ルーフィング
４鋼板屋根
４ａ垂直折曲部
４ｂ凹折曲部
４ｂ′ 凸折曲部
４ｃ垂直折曲部
４ｄ凹折曲部
４ｄ′ 凸折曲部
５瓦棒溝部材
５ａ垂直折曲部
５ｂ外方折曲部
６ボルト
７ナット
８瓦棒蓋部材
８ａ垂下折曲部
８ｂ凹折曲部
９長尺の防水シート
９ａ剛体部材[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a steel plate roof structure that prevents rainwater from entering a connecting portion between steel plate roofs or a member attached to a purlin of a steel plate roof.
[0002]
[Prior art]
FIG. 3 is a diagram showing a conventional connection between steel plate roofs and an attachment portion to a purlin, etc., (a) FIG. 3 is a front view before attaching a roof tile cover member to the connection portion of the steel plate roof, (b) FIG. FIG. 4 is a view showing a part of a roof covered with a steel plate roof, in which a tile rod cover member is attached to a connecting portion of the steel plate roof, 1 is a main building, 2 is arranged on the main building 1 The heat insulating material 3 is a roofing disposed on the heat insulating material 2.
4 and 4 are steel plate roofs laid on the roofing 3, and substantially vertical bent portions 4a and 4a are formed at the ends of the steel plate roofs 4 and 4, and the end portions of the vertical bent portions 4a and 4a are formed. The concave bent portions 4b and 4b are formed so as to face each other.
[0003]
Reference numeral 5 denotes a tile rod groove member having substantially vertical bent portions 5a and 5a at both ends and outward bent portions 5b and 5b at the tip thereof. The tile rod groove member 5 is placed on the roofing 3 and the steel plate roof 4 Are fixed at a predetermined interval corresponding to the position to be connected and fixed. The fixing means is performed by penetrating the bottom surface of the rod rod groove member 5 through a bolt 6 projecting through the purlin 1, the heat insulating material 2 and the roofing 3, and tightening a nut 7 at the tip of the bolt 6.
[0004]
And in order to wind the steel plate roofs 4 and 4 on the roofing 3, the outward bending part of the front-end | tip part of the vertical bending part 5a of the tile rod groove member 5 fixed on the roofing 3 as mentioned above 5b and 5b are fitted with concave bent portions 4b and 4b at the ends of the vertical bent portions 4a and 4a formed at the ends of the steel plate roofs 4 and 4, and further, the vertical bent portions of the steel plate roofs 4 and 4 are fitted. 4a and 4a are formed on the bent bent portions 8a and 8a at both ends of the roofing rod cover member 8 on the convex bent portions 4b 'and 4b' formed on the opposite surfaces of the concave bent portions 4b and 4b at the front end portions of 4a and 4a. Fitting the bent portions 8b and 8b, the roof bar member 8 is attached.
[0005]
[Problems to be solved by the invention]
In the conventional steel plate roof structure as described above, the convex bent portions 4 b ′ and 4 b ′ at the front ends of the vertical bent portions 4 a and 4 a at the ends of the steel plate roofs 4 and 4, and both ends of the tile rod cover member 8. Bolts 6 in which rainwater infiltrates into the fitting portions with the concave bent portions 8b and 8b formed in the hanging bent portions 8a and 8a by capillarity, and the roof tile groove member 5 is fixed on the roofing 3 There was a risk that rainwater permeated into the part to corrode the bolt 6, and rainwater entered the roofing 3 from the hole through which the bolt 6 penetrated, resulting in rain leakage.
The present invention absolutely prevents rainwater from entering the joints connecting the steel plate roofs, the bolts fixing the steel plate roofs to the roofing, or the bolts fixing the roof tile groove members to the roofings to fix the ends of the steel plate roofs. It aims at providing the steel plate roof structure which is not.
[0006]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the present invention achieves the above-mentioned object by providing a vertical gap 5a, 5a at both ends of the roofing 3 with a predetermined interval, and a rod-shaped groove formed with outward bent portions 5b, 5b at the tip thereof. The member 5 is fixed, and the long waterproof sheet 9 is provided by joining the outer bent portions 5b, 5b to the rigid members 9a, 9a provided on both edges of the long waterproof sheet 9, Concave bends at the tips of the vertical bent portions 4a, 4a formed at the ends of the steel plate roofs 4, 4 at the outward bent portions 5b, 5b at the tips of the vertical bent portions 5a, 5a of the groove member 5. The parts 4b, 4b are fitted, and the bent parts 8a, 8a at both ends of the roofing rod cover member 8 are connected to the convex bent parts 4b ', 4b' formed on the opposite surface of the concave bent parts 4b, 4b. The steel plate roof structure is characterized in that the concave bent portions 8b and 8b formed in the above are fitted.
[0007]
Further, a groove is formed in a part of the steel sheet roof 4 fixed on the roofing 3 by substantially vertical bent portions 4c, 4c spaced apart from each other, and opposed to the upper ends of the vertical bent portions 4c, 4c. The concave bent portions 4d, 4d are formed as described above, and the rigid members 9a, 9a provided on both edges of the long waterproof sheet 9 are joined to the concave bent portions 4d, 4d to form the long waterproof sheet 9 Are provided on the opposite bent sides of the concave bent portions 4d and 4d, and the concave bent portions 8a and 8d are formed on the bent bent portions 8a and 8a at both ends of the roofing lid member 8, respectively. The steel plate roof structure is characterized in that the curved portions 8b, 8b are configured to be fitted.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the embodiment of the steel plate roof structure of the present invention will be described in detail, but the present invention is not limited to this embodiment, and it is possible to change the design to slightly change the embodiment. is there.
[0009]
FIG. 1 is a view showing a first embodiment of a steel plate roof structure according to the present invention. FIG. 1 (a) is a front view before a connecting portion of the steel plate roof is covered with a tile rod cover member, and FIG. The front part which covered the connecting part of this with the roof tile cover member, (c) figure is a perspective view which shows a part of a long waterproof sheet, and 1 is a purlin and 2 is this purlin 1 like a conventional example. The heat insulating material 3 disposed above is a roofing disposed on the heat insulating material 2, and 4 and 4 are steel plate roofs laid on the roofing 3. Vertical bent portions 4a, 4a and concave bent portions 4b, 4b facing each other are formed at both ends of the vertical bent portions 4a, 4a.
[0010]
5 is a tile rod groove member in which substantially vertical bent portions 5a and 5a are formed at both ends and outward bent portions 5b and 5b are formed at the tip portions thereof. In order to fix the tile rod groove member 5 on the roofing 3, The bolt 6 projecting through the purlin 1, the heat insulating material 2, and the roofing 3 is penetrated through the bottom surface of the tile rod groove member 5, and a nut 7 is fastened to the tip of the bolt 6.
[0011]
And in order to wind the steel plate roofs 4 and 4 on the roofing 3, the outward bending part of the front-end | tip part of the vertical bending part 5a of the tile rod groove member 5 fixed on the roofing 3 as mentioned above 5b and 5b are fitted to the bent portions 4b and 4b, which are formed opposite to each other at the front ends of the vertical bent portions 4a and 4a formed at the ends of the steel plate roofs 4 and 4, respectively. 5, the outer bent portions 5b, 5b at the front ends of the vertical bent portions 5a, 5a, and the concave bent portions 4b at the front ends of the vertical bent portions 4a, 4a formed at the ends of the steel plate roofs 4, 4. 4b, rigid members 9a, 9a provided on both edges of the long waterproof sheet 9 are sandwiched and provided to provide the long waterproof sheet 9, and the vertical bent portions 4a of the steel sheet roofs 4, 4 are further provided. , 4a are formed on opposite ends of the concave bent portions 4b, 4b, which are formed opposite to each other at the front end portions of the concave bent portions 4b ', 4b'. Hanging bent portion 8a of the cover member 8, 凹折 curved portion 8b formed in 8a, those constructed as fitted 8b attach the tile Bofuta member 8.
[0012]
FIG. 2 is a view showing a second embodiment of the steel plate roof structure according to the present invention. This second embodiment is the same as the first embodiment in the connection between the steel plate roofs and the fixing to the roofing. Although it is performed in the same manner, it is an embodiment in the case where the middle of the wide steel plate roof is fixed to the roofing, and a predetermined interval is provided on a part of the steel plate roof 4 fixed on the roofing 3 with bolts 6 and nuts 7. A concave groove is formed by substantially vertical bent portions 4c, 4c, and concave bent portions 4d, 4d are formed at the upper ends of the vertical bent portions 4c, 4c so as to face each other. 4d is provided with a long waterproof sheet 9 by sandwiching and joining rigid members 9a, 9a provided on both edges of the long waterproof sheet 9, and is formed on the opposite surface of the concave bent parts 4d, 4d. In the bent portions 4d ′ and 4d ′, the hanging bent portions 8a and 8a at both ends of the roof rod cover member 8 are provided. Formed 凹折 curved portion 8b, it is obtained by configured to fit the 8b.
[0013]
【The invention's effect】
According to the first aspect of the present invention, as described above, that is, on the roofing, a roof rod groove member formed with a substantially vertical bent portion at both ends and an outward bent portion at the tip thereof is fixed, Since the long waterproof sheet is provided by joining the rigid members provided on both edges of the long waterproof sheet to the outward bent part, the tile rod groove member fixed on the roofing, and the tile rod groove member From the joint between the edge of the steel plate roof joined to the roof and the tile rod cover member joined to the edge of the steel roof, rainwater is absolutely generated at the connecting part between the steel roofs and the fixing part to the roofing by capillary action. It can be prevented from entering.
[0014]
In the invention described in claim 2, as described above, a groove is formed in a part of the steel sheet roof fixed on the roofing with substantially vertical bent portions at predetermined intervals, and the vertical bent portions are formed. Forming a bent portion so as to be opposed to each other at the upper end portion of the, and providing a long waterproof sheet by joining rigid members provided on both edges of the long waterproof sheet to the concave bent portion, Part of the steel sheet roof because it is configured to fit the concave bent part formed on the hanging bent part at both ends of the roof tile cover member to the convex bent part formed on the opposite surface of the concave bent part It is possible to prevent rainwater from intruding from the fitting portion between the vertical bent portion and the roofing rod cover member formed by the capillarity phenomenon.
[Brief description of the drawings]
FIG. 1 is a diagram showing a first embodiment of a steel plate roof structure according to the present invention.
FIG. 2 is a diagram showing a second embodiment of the steel plate roof structure of the present invention.
FIG. 3 is a view showing a conventional steel plate roof structure.
FIG. 4 is a view showing a part of a roof crawled by a conventional steel plate roof structure.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Purlin 2 Heat insulating material 3 Roofing 4 Steel plate roof 4a Vertical bent part 4b Concave bent part 4b 'Convex bent part 4c Vertical bent part 4d Concave bent part 4d' Convex bent part 5 Tile rod groove member 5a Vertical folding Curved portion 5b Outward bent portion 6 Bolt 7 Nut 8 Tile rod cover member 8a Hanging bent portion 8b Recessed bent portion 9 Long waterproof sheet 9a Rigid body member

Claims

On the roofing 3, with a predetermined interval, a vertical rod part 5 a, 5 a is formed at both ends, and a roof rod groove member 5 having outer bent parts 5 b, 5 b formed at the tip thereof is fixed. Rigid members 9a, 9a provided on both edges of the long waterproof sheet 9 are joined to the portions 5b, 5b to provide the long waterproof sheet 9, and the vertical bent portions 5a, 5a of the roofing rod groove member 5 are provided. The outer bent portions 5b and 5b at the front ends of the steel plates are fitted with concave bent portions 4b and 4b at the front ends of the substantially vertical bent portions 4a and 4a formed at the ends of the steel plate roofs 4 and 4, respectively. Recessed bent portions 8b, 8b formed on the hanging bent portions 8a, 8a at both ends of the roofing rod cover member 8 on the convex bent portions 4b ', 4b' formed on the opposite surface of the bent portions 4b, 4b. Steel sheet roof structure characterized by being configured to fit together.

A concave groove is formed in a part of the steel sheet roof 4 fixed on the roofing 3 by substantially vertical bent portions 4c, 4c spaced apart from each other, and the upper ends of the vertical bent portions 4c, 4c are recessed to face each other. Bending portions 4d and 4d are formed, and rigid members 9a and 9a provided on both edges of the long waterproof sheet 9 are joined to the concave bent portions 4d and 4d to provide the long waterproof sheet 9, Concave bent portions 8b formed on the hanging bent portions 8a, 8a at both ends of the roofing rod cover member 8 are formed on the convex bent portions 4d ', 4d' formed on the opposite surfaces of the concave bent portions 4d, 4d. , 8b is a steel roof structure characterized by being configured to fit.