JP3615089B2 - Connection structure of downpipe roofing material - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a connection structure for a vertical roofing material, and more specifically, improves the water-tightness at the connection point of the vertical roofing material, and attaches the anchoring member firmly to the roof base, omitting the cap at the connection point and simplifying the connection structure It is related to the technology that tries to improve the workability.
[0002]
[Prior art]
Conventionally, as shown in FIG. 5, the connection structure of the vertical roof material is such that the vertical roof materials A and A are connected by using a hanging member 4, a vertical member 17 and a cap 16. Specifically, the vertical roofing material A is formed by bending the connecting piece 2 downward on both side ends of the substantially rectangular plate-like roofing material body 1 and inwardly connecting to the lower end of the connecting piece 2. Is formed. A connecting body 12 is connected to the hanging element 4 by a bolt 11.
[0003]
Thus, the side walls 17a, 17a of the eaves member 17 are positioned and held in the recesses 33, 33 formed on the lower surface side of the hanger 4 to fix the hanger 4 to the roof base 10, and then Further, the locking connection piece 15 of the vertical roofing material A is locked to the end piece 12a of the connection body 12 on the hanging element 4 side, and the cap 16 is attached to the connection body 12 between the vertical roofing materials A and A. Is engaged to connect the vertical roof materials A and A.
[0004]
In such a connection structure of the vertical roof materials A and A, the intrusion of rainwater is allowed between the cap 16 and the vertical roof material A, and the intruded rainwater is introduced into the eaves member 17 and the eaves side. It drains down into the water.
[0005]
[Problems to be solved by the invention]
By the way, in such a vertical roof material connection structure, in order to increase the connection strength and water tightness at the connection location, the connection body 12 is required on the hanging element 4 side and the cap 16 is required at the connection location. In addition, the connection structure becomes complicated and the workability deteriorates, and there is a problem that it is difficult to increase the holding strength of the flange member 17.
[0006]
The present invention has been made in view of the above points, and by using a hook that is fixed to a roof base with a fixture, the water tightness at the connecting portion of the vertical roof material is enhanced and the anchor member is firmly attached to the roof base. It is an object of the present invention to provide a connection structure for downpipe roofing materials that can simplify the connection structure by omitting the cap at the connection point and improve the workability.
[0007]
[Means for Solving the Problems]
In the first aspect of the present invention, the connecting strips 2 are formed alternately with the connecting strips 2 in the vertical direction and in the direction of the eaves, so that the concave strips 5a and the convex strips 5b are formed. 3, an insertion recess 7 is formed in the upper piece 4 a of the substantially inverted U-shaped hanger 4, and the insertion of the pressing pieces 3, 3 is guided by protruding from the opposite side walls 8, 8 of the insertion recess 7. At the same time, the retaining guide pieces 6 and 6 for preventing the retaining member are provided at a substantially V-shaped interval, and the hanging member 4 is fixed to the roof base 10 with the fixing tool 35 so that the outer wall portions facing the hanging member 4 are opposed to each other. After sandwiching and inserting the adjacent pressing pieces 3 and 3 between the retaining guide pieces 6 and 6 in the insertion recess 7, the substantially U-shaped flange member 32 is sandwiched between 34 and 34 and pressed against the roof base 10. Opposite the insertion recess 7 at a position beyond the guide pieces 6, 6 that prevents the tip of the holding piece 3 from coming off And it is characterized in that it is pressed against the side walls 8,8 that. According to such a configuration, the hanging element 4 is fixed to the roof base 10, so that the eaves member 32 is sandwiched between the outer walls 34, 34 of the hanging element 4 having a substantially U-shaped cross section, and the hanging element 4 is attached to the roof. It is fixed to the base 10 and is based on the reaction force of the pressing pieces 3 and 3 that have passed over the retaining guide pieces 6 and 6 elastically displaced and pressed against the side walls 8 and 8 of the insertion recess 7. The connecting pieces 2 and 2 of the adjacent vertical roof materials A and A can be firmly pressed to firmly connect the vertical roof materials A and A. Since the ridges 5a and the ridges 5b that are continuous in the direction are alternately formed in the vertical direction, the rainwater that reaches the ridges 5a that are continuous in the direction of the ridge eaves down to the eaves side using the ridges 5a as eaves, It is possible to reduce the leakage of rainwater to the roof base at the connection point. The hanger 4 fixed to the root substrate 10 improves the water tightness at the connection location of the vertical roofing materials A and A and attaches the eave member 4 firmly to the roof substrate 10 and omits the cap at the connection location to simplify the connection structure. To improve workability.
[0008]
In claim 2, the phase of the concave strips 5a and the convex strips 5b of the adjacent connecting pieces 2 and 2 are shifted, and when the adjacent roof material main bodies 1 and 1 are connected in a substantially flush manner, the concave strips are connected. The protrusion 5b is meshed with the 5a. According to such a configuration, the concave strip 5a and the convex strip 5b mesh with each other, so that the watertightness between the connection pieces 2 and 2 can be further enhanced and the vertical direction between the connection pieces 2 and 2 can be increased. Misalignment can be prevented, and the adjacent vertical roof materials A and A are easily connected substantially flush.
[0009]
According to the third aspect of the present invention, the lower inner surface of the flange member 32 is pressed by the lower end surface of the insertion recess 7. According to such a configuration, the attachment strength of the flange member 32 can be further increased.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below. 1A is a cross-sectional view, FIG. 2B is a cross-sectional view showing the engagement state of the ridges and ridges formed on the connecting piece, FIG. 2 shows a hanging element, FIG. 1A is a front view, and FIG. FIG. 2B is a plan view and FIG. 2C is a side view.
[0011]
The vertical roof material A is formed by bending a corrosion-resistant metal plate such as a color steel plate, a color stainless steel plate, a steel plate laminated with a vinyl chloride resin or a fluorine resin, Connection pieces 2 projecting downward are provided at both end portions of the rectangular roofing material body 1 so as to be formed symmetrically. The connection piece 2 is formed over the entire length of the long side of the roofing material body 1, and as shown in FIG. 1 (b), the holding piece 3 that is bent obliquely upward from the lower end is extended. I'm out. The connecting piece 2 is continuously bent inward and outward to form a small wave. That is, the concave strips 5a and the convex strips 5b are formed alternately in the vertical direction and continuously in the building direction.
[0012]
By the way, the left and right connection pieces 2 and 2 are arranged in a state where the vertical roofing materials A and A are arranged substantially flush with each other while the phases of the concave strips 5a and the convex strips 5b of the right and left connection pieces 2 and 2 are shifted. The groove 5a and the protrusion 5b can be engaged with each other [see FIG. 1 (b)].
[0013]
As shown in FIGS. 2 to 3, the hanging element 4 is formed by joining a base material 20 formed by press-molding a thick metal plate and a retaining guide piece 21 made of a spring plate.
[0014]
As shown in FIG. 3, the base material 20 is formed with an insertion recess 7 having an open top on the upper surface 5 a of the base material 20 whose overall shape is substantially an inverted U shape, and attachment pieces 21 and 21 at both ends. Formed. Openings 22 and 22 are formed in both side walls 8 and 8 of the insertion recess 7. Further, a protrusion 24 is formed on the inner surface of the end wall 23 of the base member 20 from which the mounting piece 21 is extended.
[0015]
As shown in FIG. 4, the retaining guide piece 6 is inclined obliquely outward at the tip of the bending piece 26 in which two slits 25, 25 are formed in a substrate 27 formed of a spring plate and the bending displacement is sufficiently performed. Is formed. At the lower end of the retaining guide piece 6, a retaining piece 28 is formed in a series inward, and a contact piece 30 is suspended from the retaining piece 28. A contact edge 29 is bent at the end of the substrate 27 opposite to the retaining guide piece 6.
[0016]
As shown in FIG. 2, a substrate 27 formed of a spring plate is disposed on the lower surface of the base material 20 of the hanging element 4, and the contact edge 29 of the substrate 27 is brought into contact with the protrusion 24 of the base material 20 and is bent. 26, the retaining guide piece 6 at the tip end portion is inserted into and protruded from the opening 22 formed in the side wall 8, and the contact piece 30 is elastically contacted with the inner surface of the side wall 8 to constitute the hanging element 4.
[0017]
By the way, the eaves member 32 extends over the entire length in the direction of the eaves and is formed in a substantially U-shaped cross section, and water return 36, 36 is formed at the upper end of the side wall.
[0018]
Thus, when connecting the vertical roof materials A and A, the attachment piece 21 of the hanging element 4 is fixed to the roof base 10 with a fixing tool 35 such as a screw, and the hanging element having a substantially U-shaped cross section. The hanger member 32 is sandwiched between the four outer walls 34 and 34 and the hanging element 4 is pressed against the roof base 10 and fixed. Next, the connecting pieces 2 and 2 of both vertical roof materials A and A are inserted into the insertion recess 7 of the hanging member 4 which is in contact with and fixed to the roof base 10. 3 is elastically deformed and climbs over the retaining guide pieces 6, 6, the holding pieces 3, 3 are bent, and the tip of the holding piece 3 comes into elastic contact with the side wall 8 of the insertion recess 7. The adjacent connection pieces 2 and 2 can be strongly pressed by the reaction force due to contact, and the watertightness between the connection pieces 2 and 2 can be enhanced. Further, since the connecting strip 2 is formed with the ridges 5a and ridges 5b that are continuous in the ridge direction alternately in the vertical direction, the rainwater that reaches the ridges 5a that are continuous in the ridge direction has the grooves 5a. The eaves are allowed to flow down as eaves, and it is possible to reduce the leakage of rainwater to the roof base at the connection location.
[0019]
Thus, the hanging element 4 fixed to the roof base 10 with the fixture 35 improves the water tightness at the connection place of the vertical roof materials A and A, and firmly attaches the eaves member 4 to the roof base 10 to connect the connection place. This eliminates the cap and simplifies the connection structure and improves workability.
[0020]
In this case, the phase of the concave strips 5a and the convex strips 5b of the adjacent connecting pieces 2 and 2 are shifted, and the adjacent side walls 8 and 8 is press-contacted to engage the protrusion 5b with the recess 5a, and by engaging the recess 5a and the protrusion 5b, the watertightness between the connection pieces 2 and 2 can be further enhanced. It is possible to prevent the displacement between the connecting pieces 2 and 2 in the vertical direction, and it is easy to connect the adjacent vertical roof materials A and A substantially flush.
[0021]
Moreover, in the hanging element 4, the lower part inner surface of the eaves member 32 is pressed by the lower end surface of the insertion recess 7, so that the attachment strength of the eaves member 32 can be further increased.
[0022]
【The invention's effect】
In the invention of claim 1, the connecting pieces are alternately formed in the up and down direction and continuously in the direction of the eaves to form the concave and convex ridges, and the pressing pieces extend from the lower ends of the connecting pieces inwardly upward, An insertion recess is formed in the upper piece of the substantially inverted U-shaped suspension, and the retaining guide piece that protrudes from the opposite side wall of the insertion recess to guide the insertion of the pressing piece and to prevent the retaining piece is substantially V-shaped. The suspension is fixed to the roof base with a fixture, the substantially U-shaped hook member is sandwiched between the opposing outer wall portions of the suspension, and pressed against the roof base, in the insertion recess After inserting and inserting adjacent pressing pieces between the retaining guide pieces, the end of the retaining piece is pressed against the opposite side wall of the insertion recess at a position beyond the retaining guide pieces. By fixing it to the outer wall of the hanging member having a substantially U-shaped cross section, the eaves member The hanging rod is fixed to the roof base by pinching, and the adjacent vertical gutter is caused by the reaction force of the pressing piece over the retaining guide piece elastically displaced and pressed against the side wall of the insertion recess. It is possible to firmly connect the vertical roofing material by firmly pressing the connecting piece of the roofing material. Because it is formed, the rainwater that reaches the concave line that continues in the direction of the ridge can flow down to the eave side using the concave line as a ridge, and it can be reduced that the rainwater leaks to the roof base side at the connection point. In this way, by using a hanging hook that is fixed to the roof base with a fixture, the watertightness at the connection point of the vertical roofing material is enhanced and the anchor member is firmly attached to the roof base, and the connection structure is eliminated by removing the cap at the connection point. Simplify and improve workability There is an advantage to say.
[0023]
In claim 2, the phase of the adjacent strips and the ridges are shifted, and when the adjacent roofing material main bodies are connected to be substantially flush with each other, the ridges are meshed with the recesses. Thus, in addition to the effect of the first aspect, the recesses and the projections mesh with each other, so that the watertightness between the connection pieces can be further enhanced, and the displacement between the connection pieces in the vertical direction is prevented. It has the advantage that it can be easily connected to the adjacent vertical roofing material.
[0024]
In claim 3, since the lower inner surface of the eaves member is pressed by the lower end surface of the insertion recess, in addition to the effect of claim 1 or 2, the attachment strength of the eaves member can be further increased. There is an advantage.
[Brief description of the drawings]
1A and 1B show an embodiment of the present invention, in which FIG. 1A is a cross-sectional view, and FIG. 1B is a cross-sectional view showing an engagement state of concave ridges and convex ridges formed on a connecting piece;
2A is a front view, FIG. 2B is a plan view, and FIG. 2C is a side view.
FIGS. 3A and 3B show a base material of the hanging device, wherein FIG. 3A is a front view, FIG. 3B is a plan view, and FIG. 3C is a side view;
4A and 4B show a retaining guide piece of the above-described suspension, wherein FIG. 4A is a front view, FIG. 4B is a plan view, FIG. 4C is a left side view, and FIG.
FIG. 5 is a cross-sectional view of a conventional example.
FIG. 6 is a perspective view of the same hanging device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Roof material main body 2 Connection piece 3 Holding piece 4 Hanging element 5a Recess 5a Projection 6 Retaining guide piece 7 Insertion recess 8 Side wall 10 Roof base

Claims (3)

It is a connection structure of a vertical roof material that connects the connecting pieces formed by bending the side edges of the roofing material body in a surface contact direction in a direction perpendicular to the building direction, alternately on the connecting pieces in the vertical direction Continuing in the direction of the ridge eaves, forming ridges and ridges, extending the holding piece from the lower end of the connecting piece inward and upward, and inserting an insertion recess into the upper piece of the substantially inverted U-shaped hanging piece Forming and projecting from the opposite side wall of the insertion recess to guide the insertion of the adjacent pressing pieces and to prevent the retaining pieces from being provided with a substantially V-shaped interval, and to fix the hanging element to the roof base Fixing with a tool, sandwiching a substantially U-shaped hook member between the opposing outer wall portions of the hanging element and pressing it against the roof base, inserting adjacent pressing pieces between the retaining guide pieces in the insertion recess Later, insert the recess at the position beyond the guide piece to prevent the tip of the holding piece from coming off. Connection structure Tate葺 roofing material, characterized in that formed by pressing the opposite side walls. The phase of the ridges and ridges of the adjacent connecting pieces are shifted, and when connecting the adjacent roof material main body substantially flush, the ridges and the ridges are meshed with each other. The connection structure of the vertical roof material according to claim 1. The connecting structure for a vertical roof material according to claim 1 or 2, wherein the lower inner surface of the eaves member is pressed by the lower end surface of the insertion recess.

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