JP2002194856A - Connecting structure of roof material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enhance watertightness in joints of roof material, to firmly install a gutter member on a roof backing, and to enhance workability by simplifying the joints and omitting a cap of the joint. SOLUTION: A tight frame 6 is formed of a support part 7 for supporting an end part under surface by abutting on the end part under surface of the roof materials A, presser pieces 8 obliquely extended downward and outward from the outside end of the support part 7, and a holding part 12 for elastically inserting and holding upper end parts 11 and 11 of both side walls 10 and 10 of the cross-sectional almost U-shaped gutter member 9 having an opening upper part. The tight frame 6 is installed on the roof backing 20, the upper end parts 11 and 11 of both side walls 10 and 10 of the gutter member 9 placed on the roof backing 20 are elastically inserted into and held by the holding part 12 of the tight frame 6, pressing object pieces 5 and 5 of a lower end part of connecting pieces 2 and 2 of the roof materials A and A are positioned under the presser pieces 8 and 8 through the mutual presser pieces 8 and 8 opposed in an almost inverse bottom opened V letter shape, a projecting part 4 and a recessed part 3 are fitted, and the opposed connecting pieces 2 and 2 are forced to abut on each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection structure for a metal roofing material, and more particularly, to a watertightness at a connection point of a roofing material connected in a direction orthogonal to a ridge direction and a gutter member. The present invention relates to a technique for firmly attaching a base to a roof base, eliminating a cap at a connection point, simplifying a connection structure, and improving workability.

[0002]

2. Description of the Related Art Conventionally, in a connection structure of a roofing material in which connection pieces formed by bending both side ends of a roofing material body are brought into surface contact and connected in a direction orthogonal to the ridge direction, the total length of the connection portion The gutter member is disposed below the gasket and the cap is covered.

[0003]

However, in such a connection structure for roofing materials, a cap is required to improve watertightness, so that the structure becomes complicated, the workability is reduced, and the holding of the gutter member is further reduced. There was a problem that it was difficult to increase the strength.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned points, and improves the watertightness of a connecting portion of a roofing material connected in a direction orthogonal to a ridge eave, and firmly attaches a gutter member to a roof foundation. An object of the present invention is to provide a connection structure of a roofing material which can simplify a connection structure by omitting a cap at a connection portion and improve workability.

[0005]

According to the first aspect, the connecting pieces 2, 2 formed by bending both end portions of the roofing material main body 1 are provided.
Are connected to each other in the direction orthogonal to the eaves direction by making surface contact with each other, and a concave portion 3 is formed by connecting one of the connection pieces 2 in the eaves direction and forming the concave portion 3 on the other connection piece 2. The convex part 4 is formed continuously in the direction of the eaves, and the pressed piece 5 is turned inward from the lower end of the connecting piece 2 to form a roof on the tight frame 6 attached to the roof foundation 20 at the connecting point of the roofing materials A and A. Material A
A supporting portion 7 which is in contact with and supports the lower surface of the end portion, a pressing piece 8 which extends obliquely downward from the outer end of the supporting portion 7 to the outside, and a gutter having a substantially U-shaped cross section which is open at the top. A holding portion 12 for resiliently holding the upper end portions 11, 11 of both side walls 10, 10 of the member 9 is formed.
And the upper ends 11, 11 of the side walls 10, 10 of the gutter member 9 mounted on the roof foundation 20, are elastically inserted into and held by the holding portions 12 of the tight frame 6, and the connection pieces of the roof materials A, A 2,
The holding pieces 5, 5 at the lower end of 2 are positioned under the holding pieces 8, 8 through the opposing holding pieces 8, 8 in a substantially inverted C-shape, and the projections 4 and the recesses 3 are fitted to face each other. Connecting piece 2,
2 is abutted.

According to such a configuration, the pressed pieces 5, 5 of the roofing materials A, A to be connected are positioned below the pressing pieces 8, and the pressed pieces 5 are pressed by the pressing pieces 8, so that
The protrusions 4 and the recesses 3 are fitted to each other, and the connection pieces 2 and 2 are firmly brought into contact with each other to enhance watertightness. Therefore, a cap provided at a connection portion between the roofing materials A and A can be omitted, and the configuration is simplified. And the upper end portions 11 and 11 of the gutter member 9 are resiliently inserted into and held by the holding portion 12 of the tight frame 6. 20, the gutter member 9 long in the ridge direction can be firmly attached.

In the second aspect, an erecting piece 14 having a height substantially equal to the height of the gutter member 9 is erected from the outer end of the mounting piece 13 to be attached to the roof foundation 20, and is substantially horizontal from the upper end of the erected piece 14. The support portion 7 is extended, a holding piece 8 is formed at an outer end of the support portion 7 to form a mounting piece 15, and is outward from both upper end portions of a connecting member 16 having a U-shaped cross section opened upward. The connecting piece 17 extends substantially horizontally to form a connecting piece 18, and the right and left mounting pieces 15, 8 of the right and left mounting pieces 15, 15 are opposed to each other in a substantially inverted C shape. The connecting pieces 17, 17 of the connecting piece 18 are connected to the 15 supporting parts 7, 7, and the holding section 12 is formed between the tip of the connecting piece 17 and the upright piece 14 to form the tight frame 6. It is characterized by having.

According to such a configuration, the upper end portion 11 of the gutter member 9 can be elastically inserted into and held by the holding portion 12 formed between the distal end portion of the connecting piece 17 and the upright piece 14.
Can be simply configured.

According to a third aspect of the present invention, the pressed portion 5 is formed substantially horizontally. According to such a configuration, the pressed portion 5 can be stably pressed by the holding pieces 8, and the connection between the roofing materials A, A can be stabilized.

[0010]

Embodiments of the present invention will be described below. FIG. 1 is a sectional view. FIG. 2 is a perspective view of the tight frame. FIG. 3 is a schematic sectional view of a roofing material.

The roofing material A is formed by bending a metal plate which has been subjected to a corrosion-resistant treatment such as painting or plating on a steel plate.
Are formed by providing connecting pieces 2 protruding downward at both side ends of the. The connection piece 2 is formed over the entire length of the long side of the roofing material main body 1, and as shown in FIG. The projecting portion 4 is formed on the piece 2 so as to be continuous in the building eaves direction. Both connecting pieces 2
Is bent in a substantially V-shape from the lower end thereof, and the pressed piece 5 is folded inward.

FIG. 2 shows the tight frame 6, in which an erecting piece 14 is erected from an inner end of a roofing material A to which a mounting piece 13 to be attached to a roof foundation 20 is connected.
The support portion 7 extends substantially horizontally from the upper end of the standing piece 14. At the outer end of the support portion 7, a holding piece 8 extends outward and downward to form a mounting piece 15. A connecting piece 17 is provided outwardly from both upper ends of a connecting member 16 having a U-shaped cross section, the upper part of which is open.
Are extended substantially horizontally to form connecting pieces 18.

The holding pieces 8, 8 of the left and right mounting pieces 15, 15 are opposed to each other in a substantially inverted C-shape, and the connecting pieces 18 are attached to the support portions 7, 7 of the left and right mounting pieces 15, 15. Connecting piece 1
7 and 17 are welded, for example, and the holding portion 12 is formed between the tip of the connecting piece 17 and the upright piece 14 to form the tight frame 6. In this case, the height of the standing piece 14 is set to the gutter member 9.
It is almost equal to the height. The gutter member 9 has a substantially U-shaped cross section with an upper opening, and extends over the entire length in the direction of the eave. The upper ends 11, 11 of the side walls 10, 10 are folded back to provide elasticity. The side walls 10, 10 are inclined so as to go outward as they go above the gutter member 9.

In such a configuration, the gutter member 9 is disposed on the roof foundation 20, for example, is fixed at an end on the ridge side, and the tight frame 6 is attached to the roof foundation 20 with screws or the like at the mounting piece 13. The gutter member 9 is fixed.
The upper end 11 is elastically inserted into the holding portion 12 of the tight frame 6, and the gutter member 9 is pressed against the roof foundation 20 to be fixed. Next, the pressed piece 5 of one roofing material A is passed between the left and right pressing pieces 8, 8, and the pressed piece 5 of the other roofing material A is passed between the left and right pressing pieces 8, 8 to be convex. Part 4 and recess 3
Are fitted.

According to such a configuration, the holding pieces 5, 5 of the roofing materials A, A to be connected are positioned below the holding pieces 8, and the holding pieces 5 are pressed by the holding pieces 8,
The protrusions 4 and the recesses 3 are fitted to each other, and the connection pieces 2 and 2 are firmly brought into contact with each other to enhance watertightness. Therefore, a cap provided at a connection portion between the roofing materials A and A can be omitted, and the configuration is simplified. And the upper end portions 11 and 11 of the gutter member 9 are resiliently inserted into the holding portion 12 of the tight frame 6 together with the elastic displacement of the side wall 10 and held. The gutter member 9 can be firmly attached to the roof foundation 20 at a predetermined position.

In this case, the tip of the connecting piece 17 and the upright piece 1
4 and the upper end 11 of the gutter member 9
Can be elastically inserted and held, and the configuration of the holding section 12 can be simplified.

Further, since the pressed portion 5 is folded back substantially horizontally, the pressed portion 5 can be stably pressed by the pressing piece 8, and the connection between the roofing materials A, A can be stabilized. You can.

[0018]

According to the first aspect of the present invention, there is provided a connecting structure for a roofing material in which connecting pieces formed by bending both side ends of a roofing material body 1 are brought into surface contact and connected in a direction orthogonal to the eaves direction. To form a concave part on one connecting piece in the direction of the eaves, and form a convex part on the other connecting piece in the direction of the eaves, and turn the pressed piece inward from the lower end of the connecting piece. , A supporting portion that abuts on the lower surface of the end of the roofing material to be supported on a tight frame attached to the roof base at the connection point of the roofing material, and a holding piece that extends obliquely downward from the outer end of the supporting portion to the outside. And a holding portion for holding the upper ends of both side walls of the gutter member having a substantially U-shaped cross section opened upward and holding the tight frame, and mounting the tight frame on the roof foundation and placing it on the roof foundation. The upper ends of both side walls of the gutter member are snapped into the holding part of the tight frame and held. Since the pressed piece at the lower end of the connection piece is positioned under the press piece through the substantially inverted C-shaped opposed press piece, the projection and the recess are fitted, and the opposing connection piece abuts. The pressed piece of the roofing material to be connected is positioned below the pressed piece, and the pressed piece is pressed by the pressed piece, so that the convex and concave portions are fitted, and the connection piece is firmly abutted and watertight. This eliminates the need for a cap to be installed at the connection point of the roofing material, simplifies the configuration and improves workability, and allows the upper end of the gutter member to snap into the tight frame holding section. Because the gutter member is positioned at a predetermined position on the roof foundation by the tight frame, there is an advantage that the long gutter member can be firmly attached in the ridge direction.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, an erecting piece having a height substantially equal to the height of the gutter member is erected from the outer end of the mounting piece attached to the roof base, and the upper end of the erecting piece Extend the support part more substantially horizontally, form a holding piece at the outer end of the support part to form a mounting piece, and outwardly from both upper ends of the U-shaped connecting member whose upper part is open. The connecting piece is extended substantially horizontally to form a connecting piece, and the holding pieces of the left and right mounting pieces are opposed to each other in a substantially inverted C-shape, and the connecting pieces of the connecting piece are supported on the support portions of the left and right mounting pieces. Since the connecting portion is connected and the holding portion is formed between the tip portion of the connecting piece and the upright piece to form a tight frame, in addition to the effect of claim 1, between the tip portion of the connecting piece and the upright piece. Advantageously, the upper end of the gutter member can be elastically inserted and held in the holding portion formed in the above, and the configuration of the holding portion can be simplified. A.

According to a third aspect of the present invention, in addition to the structure of the first or second aspect, the pressed part is formed substantially horizontally, so in addition to the effect of the first or second aspect, the pressed part is pressed by the pressing piece. And the connection of the roofing material can be stabilized.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is a perspective view of the tight frame according to the first embodiment.

FIG. 3 is a schematic cross-sectional view of the same roof material.

FIG. 4 is a schematic sectional view of the gutter member.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Roofing material main body 2 Connection piece 3 Concave part 4 Convex part 5 Pressed piece 6 Tight frame 7 Support part 8 Pressing piece 9 Gutter member 10 Side wall of gutter member 11 Upper end part of gutter member 12 Holding part

Claims (3)

[Claims] 1. A connecting structure for a roofing material in which connecting pieces formed by bending both side ends of a roofing material body are brought into surface contact and connected in a direction orthogonal to the ridge direction. Forming a concave part continuously in the ridge eaves direction, forming a convex part in the other connecting piece in the ridge eaves direction, turning back the pressed piece inward from the lower end of the connecting piece, and A support portion that contacts and supports the lower surface of the roof material end on a tight frame attached to the roof foundation, a holding piece that extends diagonally downward from the outer end of the support portion to the outside, and an upper portion is opened. A holding portion for resiliently inserting and holding the upper end portions of both side walls of the gutter member having a substantially U-shaped cross section is formed, and a tight frame is attached to the roof base, and the upper ends of both side walls of the gutter member placed on the roof base Part into the holding part of the tight frame and hold it. The roofing material is characterized in that the holding piece is positioned under the holding piece through the space between the holding pieces facing each other in a substantially inverted C-shape, the convex portion and the concave portion are fitted, and the connecting pieces facing each other are brought into contact. Connection structure. 2. An erecting piece having a height substantially equal to the height of a gutter member is erected from an outer end of a mounting piece to be attached to a roof base, and a supporting part is extended substantially horizontally from an upper end of the erecting piece. A holding piece is formed at the outer end to form a mounting piece, and the connecting piece extends substantially horizontally outward from both upper ends of the connecting member having a U-shaped cross section opened at the upper side. The connecting piece of the connecting piece is connected to the supporting portion of the right and left mounting pieces with the holding pieces of the right and left mounting pieces facing each other in a substantially inverted C shape, and the tip of the connecting piece and the upright piece are formed. 2. The connection structure for a roofing material according to claim 1, wherein a tight frame is formed by forming a holding portion therebetween. 3. The connection structure for a roofing material according to claim 1, wherein the pressed portion is formed substantially horizontally.