JPH04302645A - Roof panel - Google Patents

Abstract

PURPOSE:To smoothly drain rain water toward the eaves by forming a water tight layer on a roof panel body, and by roof members are laid on the water tight layer while laying a water block sheet underneath the joint part of the roof members, and by folding back the eaves side end part of the water block sheet. CONSTITUTION:A longitudinally long water bock sheet 150 is laid on a water tight layer formed on the ceiling of a roof panel body 110, and longitudinally long spacers are laid thereon. A plurality of roof members are laid transversely and crosswisely on the spacers, the joint parts of the cross-wise spacers are positioned above the water block sheet 150. The eaves side end part of the water block sheet 150 which are projected from the lower side of the roof members 170 are fold back. Further, the eaves side end part of the water tight sheet 140 projected from the lower side of the roof members 170 is fold back. The folded back end part of the sheet 140 is inserted underneath the water block sheet 150. With this arrangement, it is possible to prevent rain water having entered into the eaves side of the water block sheet, from couterflowing toward the eaves side.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to roof panels constituting the roof of a building.

0002

2. Description of the Related Art Recently, unit-type roof panels that constitute the roof of a building are known. These roof panels are
Usually, a waterproof layer is provided on the top plate of the roof panel main body, and a plurality of rows of roofing materials are arranged on the waterproof layer.

0003

[Problem to be Solved by the Invention] However, when multiple rows of roofing materials are installed on the waterproof layer as described above, when rainwater, etc. permeates onto the waterproof layer from the gaps between the roofing materials, the rainwater etc. There was a problem in that the nails and the like that fasten the roofing materials were likely to corrode due to the accumulation of water on the waterproof tank. This invention was made to solve the above-mentioned problems, and provides a roof panel with a structure that allows rainwater to quickly drain toward the eaves when it penetrates onto the waterproof layer through the gaps between the roofing materials. The purpose is to provide.

0004

[Means for Solving the Problems] In order to solve the above problems, the roof panel according to the present invention includes a waterproof layer provided on the top plate of the roof panel main body, and a plurality of rows of roofing materials arranged vertically and horizontally on the waterproof layer. A vertically long draining sheet is laid below the joint between the horizontally arranged roofing materials, and the ridge-side end of the draining sheet is folded back so as to overlap with the draining sheet.

[0005]

[Operation] Rainwater seeping through the joints between the horizontally arranged roofing materials is guided by a drainage sheet laid underneath and quickly drained to the eaves. Further, rainwater that has permeated into the ridge side of the draining sheet is prevented from flowing back toward the ridge side by the folded portion of the draining sheet, and water does not leak into the room from the ridge portion.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 to 12 show an embodiment of a roof panel 100 according to the present invention. Among them, FIG. 1 is a perspective view of the roof panel main body 110, FIG. 2 is a perspective view of the roof panel main body 110 showing the installation of an eave drain on the eave side end, and FIG. FIG. 4 is a perspective view of the roof panel main body 110 with a waterproof layer formed thereon; FIG. 4 is a perspective view of the roof panel main body 110 with the waterproof sheet 140 attached to the ridge side end; FIG. 5 is a partial side view thereof. , FIG. 6 is a perspective view of the roof panel main body 110 showing the roofing material installation position marked on the top surface, and FIG. 7 is a perspective view of the roof panel main body 110 showing the state with the draining sheet disposed on the top surface. FIG. 8 is a perspective view of the roof panel main body 110 showing a state in which spacers are arranged on the top surface, FIG. 9 is a sectional view taken along the line A-A of the roof panel 110 in FIG. 8, and FIG. It is a perspective view of the roof panel main body 110 showing. Fig. 11 is a partial perspective view of the roof panel showing a state in which the ridge-side end of the water-resistant sheet is folded back so that it overlaps with the upper side, and Fig. 12 is a partial perspective view of the roof panel showing the state in which the ridge-side end of the water-resistant sheet is folded back so that it overlaps with the upper side. It is a partial perspective view of a roof panel showing a state.

This roof panel 100 has a waterproof layer 130 provided on the top plate 111 of the roof panel main body 110 by roofing or the like, and a vertically long drainage sheet 150 is provided on the waterproof layer 130. A plurality of vertical spacers 160 having substantially the same height as the draining sheet 150 are arranged. A plurality of rows of roofing materials 170 are arranged vertically and horizontally on the spacers 160, and the joints of the roofing materials 170 lined up horizontally are positioned on the vertically long drainage sheet 150.

The structure of this roof panel 100 will be explained in accordance with the order of how to make it. Roof panel body 100
As shown in FIG. 1, a roof frame 114 is constructed by a plurality of vertical core members 112 and horizontal core members 113 arranged in parallel.
A top plate 111 is attached on top, and a ridgepole 115 is attached to the outer side of the horizontal core material 113 at the edge on the ridge side.

[0009] As shown in FIG.
It is attached with nails 121 or the like in a state where 0 protrudes toward the eaves. As shown in FIG. 3, a waterproof layer 130 is provided on the top plate 111 of the roof panel main body 110 to which the under-eave drainer 120 is attached, for example, by roofing.

As shown in FIGS. 4 and 5, a waterproof sheet 140 is attached to the eave side end of the upper surface of the roof panel main body 100 provided with the waterproof layer 130 so as to protrude toward the ridge side. For example, the attachment is performed using staples 141.
etc. As shown in FIG. 6, lines 136 and 137 for roofing material installation positions are drawn vertically and horizontally on the upper surface of the roof panel main body 100 to which the water-resistant sheet 140 is attached.

Next, as shown in FIG.
A vertically long draining sheet 150 is placed at the center and left end of the upper surface of the roof panel main body 110, which has been pulled 137 times, by staples 151 or the like. The draining sheet 150 is provided with, for example, a plurality of vertically long draining grooves. In this embodiment, the leftmost draining sheet 15
The left half of the roof panel body 110 protrudes to the left side of the roof panel body 110. Thereafter, as shown in FIGS. 8 and 9, the draining sheet 15
A plurality of spacers 160 having substantially the same height as 0 are arranged in parallel by nailing or the like.

[0012] Then, on the roof panel main body 110 to which the spacer 160 is attached, the line 1
36, 137, a plurality of rows of roofing materials 170 are provided vertically and horizontally, as shown in FIG. In the case of this embodiment, the joints of the roofing materials 170 that are installed in two rows vertically and lined up horizontally are located on the center part of the center drainage sheet 150, and the left end of the left roofing material 170 is located on the left drainage sheet. 150 in the center. After that, roofing material 170
The ridge-side end of the draining sheet 150 protruding from the lower side toward the ridge is folded back so as to overlap the upper side of the draining sheet 150, as shown in FIG. Then, in the folded state, the roof panel main body 11 is hammered with nails 151, etc.
Fixed to 0. By folding in this way,
Rainwater that permeates into the ridge side of the draining sheet 150 is blocked by the folded portion of the draining sheet 150, preventing water from leaking into the room from the ridge.

Thereafter, the ridge-side end of the water-resistant sheet 140 protruding from the lower side of the roofing material 170 toward the ridge is shown in FIG.
As shown in FIG. 2, the waterproof sheet 140 is folded back so as to overlap with the upper side thereof, and the tip of the folded side is inserted under the water draining sheet 150. By being folded back in this way, the water-resistant sheet 140
The tip of the roof panel 100 does not get in the way when the roof panel 100 is transported and assembled on the building. Then, after the assembly, the ridge-side end of the water-resistant sheet 140 may be extended back to its original state.

Since the roof panel 100 according to this embodiment is constructed as described above, the roof panels 17 arranged horizontally
Rainwater that has permeated into the interior through the gaps between the joints of the two 0s will pass through the drainage sheet 150, and rainwater that has permeated into the interior from other locations will flow between the roofing material 170 formed by the spacers 160 and the waterproof sheet 130. It will be quickly discharged through the space in between.

[0015] In the above embodiment, an example was shown in which a roofing layer was pasted as a waterproof layer on the top plate 111, but any type of waterproof layer could be used, such as pasting a waterproof sheet or applying a waterproof coating on top. Good too. In addition, the draining sheet 15
0 may have any configuration as long as it allows the rainwater that has reached the top of the drainage sheet 150 to flow down toward the eaves side.

Further, the height, width, length, number, installation position, etc. of the spacer 160 may be freely changed as long as the function thereof is not impaired. Furthermore, the way in which the ridge side end of the draining sheet 150 is folded back is not limited to the folding method described above, and the folded portion of the draining sheet 150 prevents rainwater that has permeated into the ridge side from flowing back toward the ridge side. If possible, the ridge-side end of the draining sheet 150 may be folded back so as to overlap with the lower side of the draining sheet 150.

[0017]

[Effects of the Invention] Rainwater that permeates through the joints between the horizontally arranged roofing materials is guided by a drainage sheet laid under the roofing materials and quickly drained toward the eaves. Further, rainwater that has permeated into the ridge side of the draining sheet is prevented from flowing back toward the ridge side by the folded portion of the draining sheet, and water does not leak into the room from the ridge portion.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a roof panel main body.

FIG. 2 is a perspective view of the roof panel body showing the attachment of an eave flasher on the eave side end thereof.

FIG. 3 is a perspective view of a roof panel main body on which a waterproof layer is formed by pasting a roofing over the entire upper surface thereof.

FIG. 4 is a perspective view of the roof panel main body showing a state in which a water-resistant sheet is attached to the ridge side end portion of the roof panel main body.

FIG. 5 is a partial side view of the roof panel main body.

FIG. 6 is a perspective view of the roof panel body showing the roofing material installation position marked on the upper surface thereof.

FIG. 7 is a perspective view of the roof panel body with a draining sheet disposed on its upper surface.

FIG. 8 is a perspective view of the roof panel main body showing a state in which a spacer is disposed on the upper surface thereof.

9 is a cross-sectional view taken along line AA of the roof panel 110 of FIG. 8. FIG.

FIG. 10 is a perspective view of the roof panel body showing the attachment of roofing material to its upper surface.

FIG. 11 is a partial perspective view of the roof panel showing a state in which the ridge side end of the draining sheet is folded back so as to overlap with the upper side thereof.

FIG. 12 is a partial perspective view of the roof panel showing a state in which the ridge-side end of the water-resistant sheet is folded back so as to overlap with the upper side of the ridge-side end.

[Explanation of symbols]

100 Roof panel body 111 Top plate 130 Waterproof layer 150 Draining sheet 160 Spacer 170 Roofing material

Claims (1)

[Claims] Claim 1: A waterproof layer is provided on the top plate of the roof panel main body, a plurality of rows of roofing materials are provided vertically and horizontally on the waterproof layer, and a vertically long roofing material is provided below the joint between the horizontally arranged roofing materials. A roof panel characterized in that a draining sheet is laid down, and the ridge side end of the draining sheet is folded back so as to overlap the draining sheet.