JPH084501Y2 - Roof rain structure - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a roof rain-fighting structure capable of fixing two lower rain baffles above and below a gap between roof panels with watertightness. .

[Conventional technology]

In recent years, so-called prefabricated houses in which walls, floors, roofs, etc. are formed using panels have become widespread. As shown in FIG. 8, a roof panel for forming a roof has a base plate a attached to the upper surface of a frame F, and the roof panel P is sometimes adjacent to the roof panel P, especially in the descending ridge part. The roof tiles P on P, straddling the roof tiles b, and vertically overlapping two sheets of rain c, c, are fixed to the roof panel P by using fixing screws d, so that rain is kept.

[Problems to be solved by the device]

However, although the conventional fixing screw d has the seal e on the lower surface of the head as shown in FIG. 9, the fixing screw d is inserted through the holes of the same diameter of the rain baffle c which are vertically stacked. Rain plate c
Since only the upper surface of the is watertight, the waterproof effect tends to be inferior.

The present invention is based on the fact that a small hole and a large hole are concentrically drilled on the lower two rain baffles, respectively, over the gap of the roof panel, and a step seal is provided on the lower surface of the head of the fixing screw. The purpose is to provide a roof rain-proof structure that can improve the watertightness of the roof.

[Means for solving the problem]

In order to achieve the above-mentioned object, the structure of the present invention is a roof which is constructed by adding a base plate to the upper surface of a frame formed by joining frame materials made of channel steel in a rectangular shape and arranging them with a gap. It has a structure of roof rain-sealing in which two upper and lower rain-sealing plates that straddle the above-mentioned gap of the panel are fixed in a watertight manner, and a small hole is formed in the rain-sealing plate below.
A large hole having a diameter larger than that of the small hole is concentrically located in the upper rain plate, and is drilled while being positioned on the frame member, and has a body portion having substantially the same diameter as the small hole and is fixed to the frame member. An upper seal part having a larger diameter than the large hole and abutting on the upper surface of the rain baffle, and a lower part fitted into the large hole and abutting on the upper surface of the rain baffle. A stepped seal having a seal portion is provided, and the fixing screw is provided at a lower end and a drill portion which is provided at a lower end of the fixing plate and forms a pilot hole in the frame material, and the pilot hole is threaded and screwed to the frame material. The body has a screw portion to be stopped and a lower shaft portion which is provided between the drill portion and the screw portion and is not threaded.

[Action]

Above and below the above-mentioned gap of the roof panel arranged with a gap, a large hole and a small hole are respectively concentrically drilled in the lower two rain diaphragms, and a fixing screw fixed to the frame material of the roof panel. On the lower surface of the head, a stepped seal having an upper seal portion that abuts on the upper surface of the rain shut plate and a lower seal portion that abuts on the upper surface of the lower rain shut plate is provided. Therefore, the upper and lower two rain baffles can be waterproofed by being watertight.

〔Example〕

Hereinafter, an embodiment of the present invention will be described with reference to the drawings, taking a case where the roof rain warding structure of the present invention is used for rain warding an alighting ridge.

As shown in FIGS. 1, 4, and 5, the descending ridge portion is a main ridge (not shown) where inclined roofs R1 and R2 of a house formed by laying roof tiles A on roof panel P intersect. The roof tiles A are arranged facing each other on the descending ridgeline X that descends from the end of the roof, and the rain slabs 2 on the upper side and the rain slabs 3 on the lower side are used for rain lining.

Small hole 4 in the lower rain plate 3 and large hole 5 in the upper rain plate 2
It is fixed by using a fixing screw 7 (shown in FIG. 3) passing through and having a step seal 9.

As shown in FIG. 1 and FIG. 6, the roof panel P has a field plate 11 attached to the upper surface of a frame F in which frame members 10 made of channel steel are joined inward so that their groove portions are aligned in the roof shape. I have set up. Further, the roof panels P, P are laid over a supporting material Y, an appropriate purlin (not shown) or the like to form the inclined roofs R1, R2 having eaves tips B1, B2 intersecting at right angles.

As shown in FIG. 4, the roof tile A is a rectangular flat plate slate plate formed by using a mixed material such as asbestos and inorganic fibers, and the roof tile A is used for alignment perpendicular to the lower side Aa. The slits 12, 12 are cut out.

The roof tile A is from the eaves tip B (hereinafter eaves tips B1 and B2 are collectively referred to as eaves tip B) to the ridge from the bottom to the top. The lower end portion of A is overlaid and sequentially laid. The lower side Aa and the upper side Ab of each roof tile A are parallel to the eaves tip B, and the side edges Ac and Ac are orthogonal to the eaves tip B.

Furthermore, the roof tiles A facing each other on the descending ridgeline X have oblique sides Ad cut obliquely along the descending ridgeline X.
Are facing each other across the ridge line X.

Further, the tile A facing the descending ridgeline X has a lower portion 14a at a lower part thereof which is perpendicular to the descending ridgeline X, and the notch 14 symmetrically cut leaves the tile A at the tip B of the eaves. They are formed respectively.

As shown in detail in FIG. 7, the upper rain baffle 2 has a mountain shape by being bent along the lower edge 14a of the cutout 14 of the upper roof tile A2 and by bending the center at the descending ridgeline X, for example. And an upper side 2b extending over the gap G between the roof panels P and P, and the upper side 2b
Sides that extend parallel to and descend downward from the ridge line X on both sides
Substrate 16 having 2c, 2c and lower side 2a of the side edges 2c, 2c
It is equipped with The lower side 2a is the lower side of the upper roof tile A2.
By extending in the vicinity of Aa and Aa and on the lower sides Aa and Aa, a V-shape intersecting at 90 ° is formed in this example.

The substrate 16 has standing pieces 17 and 17 standing up on its lower sides 2a and 2a with a small gap from the side pieces 2c and 2c. Also this standing piece 17, 17
Locking pieces 20, 20 projecting downward are provided at the upper end of the. It should be noted that the side edges 2c, 2c are opposed groove portions 21 into which the side edges 3c, 3c of the lower rain stop plate 3 extending from the upper rain stop plate 2 on the lower roof tile A0 to the lower surface of the substrate 16 are fitted. , 21 are formed to form U-shaped bent pieces 22, 22 for forming the parts 21 and 22.

In this way, the lower rain baffle plate 3 is vertically overlapped by its upper side being located on the lower surface of the upper rain baffle plate 2.

The lower rain baffle 3 is a lower edge of the cutout portion 14 of each roof tile A.
A mountain-shaped upper side 3b near the lower edge 14a in the vicinity of 14a, side edges 3c, 3c parallel to the descending ridgeline X on both sides of the upper edge 3b and reaching the vicinity of the cutout portion 14 of the lower roof tile A1, and the side edge It comprises a substrate 25 having a lower edge 3a of the lower edges 3c, 3c. The lower side 3a has the same V-shape as the lower side 2a of the upper rain baffle 2, and the lower side 3a is an inwardly folded portion formed with a locking groove 26 that opens upward by bending. The hanging piece 30 is lowered via the piece 27. The total height of the inner folded piece 27 and the hanging piece 30 is equal to the total height of the standing piece 17 and the locking piece 20 of the upper rain plate 2.

The upper rain baffle 2 is arranged on the lower tile A1 such that its lower side 2a is aligned with the lower side Aa of the upper tile A2 and extends from the rain baffle 2 on the lower tile A0. It is fixed to the frame member 10 of the roof panel P by the fixing screws 7, 7 together with the lower rain plate 3.

In addition, the lower rain baffle 3 has its lower side by fitting the locking piece 20 of each upper rain baffle 2 into the locking groove 26 and hooking it.
3a is supported. Also, the upper side 3b side portion, the roof tile A2 above,
It is preferably inserted between the A2 and the upper roof tile, and the side edges 3c, 3c are fitted into the groove portion 21 of the upper roof tile 2 arranged on the upper roof tiles A2, A2, As described above, it is fixed by the fixing screw 7 together with the rain control plate 2 on the upper side.

The small holes 4 through which the fixing screws 7, 7 are inserted are located on the frame member 10 of the roof panel P and are perforated in the lower rain plate 3, and the upper rain plate 2 is formed. The large hole 5 having a diameter larger than that of the small hole 4 is formed coaxially with the small hole 4.

As shown in FIG. 3, the fixing screw 7 includes a drill portion 6a which is provided at the lower end and can pass through the field plate 11 to form a pilot hole in the frame member 10, and the pilot hole which is threaded and which is used for the frame member 10. A screw part 6b which can be screwed to the lower shaft part, a lower shaft part 6c which is provided between the drill part 6a and the screw part 6b and is not threaded, and a head part 8
Is a drill tapping screw having a body portion 6 composed of an upper shaft portion 6d which is provided between the screw portion 6b and the screw portion 6b and which is not threaded, while drilling a lower hole in the frame material 10 by driving by rotation. The frame member 10 is screwed, and a step seal 9 is provided on the lower surface of the head 8. The body portion 6 has substantially the same diameter as the small hole 4, and the step seal 9 has a stepped shape including an upper seal portion 9A and a lower seal portion 9B.

The step seal 9 is made of, for example, a hard elastic rubber material,
Further, the diameter of the upper seal portion 9A is made larger than that of the large hole 5, so that the upper seal portion 9A comes into contact with the upper surface of the upper rain plate 2. The lower seal portion 9B has a diameter smaller than that of the large hole 5 and larger than that of the small hole 4, so that the lower seal portion 9B is fitted into the large hole 5 and abuts on the upper surface of the lower rain shutoff plate 3 below. .

As a result, the upper rain baffle 2 and the lower rain baffle 3
Is a roof panel P that penetrates the field material 11 together with the roof tile A.
Since it is fixed to the frame member 10, the waterproof property in the alighting ridge part can be improved.

The structure of the present invention can be used for water-tightly fixing not only the above-mentioned alighting ridge part but also various kinds of rain baffle plates that cover and shield a gap between roof panels.

[Effect of device]

As described above, the structure of the roof rain shield of the present invention is such that a roof panel arranged with a gap therebetween straddles the gap, and the lower two rain seal plates are in contact with the lower rain seal plate. And a stepped seal consisting of an upper seal portion that comes into contact with the upper rain plate and is fixed by a fixing screw provided on the lower surface of the head. Therefore, the rain baffle can be surely watertight and the waterproofness can be improved. In addition, the fixing screw is equipped with a drill at the lower end of its trunk to make a pilot hole in the frame material by rotation, so it is possible to efficiently fix the upper and lower rain control plates without providing a pilot hole in advance, improving workability. sell. Further, the body part of the fixing screw has a lower shaft part which is not threaded between the drill part and the screw part screwed to the frame member, so that the drill part can be installed on the frame member. When drilling a hole, it is possible to position the screw part above the two rain baffles, and by the time the lower hole is drilled, the rain baffle catches on the screw part and the rain baffle floats up. It is possible to prevent it, eliminate the need for screwing work while holding down the rain baffle, reduce labor and improve construction efficiency.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of the present embodiment, FIG. 2 is an enlarged sectional view thereof, FIG. 3 is a front view illustrating a fixing screw, and FIG. 4 is a perspective view illustrating a use site. Fig. 5 is a perspective view showing the mounting state of the upper rain baffle and the lower rain baffle, Fig. 6 is a sectional view taken along the descending ridgeline, and Fig. 7 is an upper rain baffle and the lower rain baffle. FIG. 8 and FIG. 9 are cross-sectional views showing a prior art, which are exploded perspective views illustrating a plate. 2 ... Upper rain plate, 3 ... Lower rain plate, 4 ... Small hole, 5 ... Large hole, 6 ... Body, 6a ... Drill part, 6b ...
Screw part, 6c ... Lower shaft part, 7 ... Fixing screw, 8 ... Head part, 9 ... Step seal, 9A ... Upper seal part, 9B ... Lower seal part, 10 ... Frame material, 11 …… Base plate, P …… Roof panel.

Claims (1)

[Scope of utility model registration request] 1. A roof panel having a roof panel formed by additionally attaching a base plate to the upper surface of a frame structure in which frame materials made of channel steel are joined in a rectangular shape, and two upper and lower rain sidings straddling the above-mentioned gaps. The structure is a roof rain tie that fixes the plates in a water-tight manner, with a small hole in the lower rain tie plate and a large hole with a larger diameter than the small hole in the upper rain tie plate concentrically and on the frame material. On the lower surface of the fixing screw head fixed to the frame member and having a trunk portion having substantially the same diameter as the small hole, and on the upper surface of the rain baffle plate having a diameter larger than the large hole. A stepped seal having an upper seal portion that abuts and a lower seal portion that fits in the large hole and abuts on the upper surface of the rain baffle plate below is provided, and the fixing screw is provided at the lower end and passes through the field plate. A drill portion for providing a pilot hole in the frame material, a screw portion for threading the pilot hole and screwed to the frame material, and the drill Structure roof flashing, characterized in that it comprises a body portion formed of a shaft portion of the underlying and not threaded is provided between the parts and screw unit.