JPH0439541B2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field] The present invention relates to a horizontal roof.

[Conventional technology and its problems to be solved]

Conventional horizontal roofs have at least the following four problems. In other words, (a) How to prevent the sound of rain caused by roof panels made of metal plates when it rains. (b) How to prevent plastic deformation of the roof surface caused by people climbing on the roof surface when wiring TV antennas to be installed on the roof or repairing rain gutters. (c) How to perfect the so-called watertight structure, which prevents water from entering through the joint between the ridge side and the eave side even during strong winds and rain such as typhoons. (d) How can workers in the same industry quickly roof roofing without skilled skills, or how can work efficiency be improved?

The present invention solves the above-mentioned problems, reduces rain noise, does not undergo plastic deformation even when a person walks on the roof surface, has excellent watertight performance of the engaging part, and can be constructed with good workability. The purpose is to provide horizontal thatched roofs.

[Means for solving problems]

In a horizontal roof, metal rafters are fixed on a support member such as a concrete frame or a main building, and a rigid base material is adhered to the back surface of the face plate of the metal plate on the base material ridge side of the roof plate. The end portion of the roof sheet is supported on the metal rafter, and the eave side end of the base material of the roof sheet is supported on the upper side of the almost Z-shaped hanger fixed on the metal rafter. An upper engaging part formed on the edge of the board ridge side is engaged with the upper side of the hanger, and is formed between the face plate part and the upper engaging part of the edge of the metal plate ridge side of the eave side roof plate. The lower engaging part is engaged with the engaging part formed on the eave-side end of the metal plate of the ridge-side roof board, and the eave-side end of the base material of the ridge-side roof board is connected to the metal plate of the eave-side roof board. It is supported on the upper engaging part of the eaves side end.

[Effect]

In the horizontal roof according to the present invention, even if the drooping part provided at the eave side end of the metal plate of the ridge side roof plate becomes long, a rigid material such as water-resistant plywood is used as the roof plate on the back side of the face plate of the metal plate. Using a certain base material glued, the eave side end of the base material of the ridge side roof plate is fixed to the metal rafter on the upper side of the Z-shaped hanger and the metal plate eave side of the eave side roof plate. Since they are supported on the upper engaging portions of the ends, the hanging portions are not easily deformed when subjected to external force, thereby preventing damage to the appearance and reducing the transmission of rain noise into the room. be able to. In addition, since the base material is glued to the back side of the roof shingles, there is no risk of plastic deformation even if a person walks on the roof shingles.Furthermore, by fixing the suspenders on the metal rafters, the base material is integrated into one piece. Since it is only necessary to horizontally roof the existing roof plates, construction can be carried out with good work efficiency by a worker who is working on the roof, and who is different from the worker who is constructing the building frame.

Furthermore, on the edge of the metal plate ridge side of the roof plate on the eave side,
A lower engaging portion is formed, and the lower engaging portion is engaged with the engaging portion formed on the eave side end of the metal plate of the roof plate on the ridge side, and the upper engaging portion is engaged with the upper side of the metal hanger. so that the upper engaging part extends upward from the lower engaging part of the roof plate on the eave side and the ridge side, and from the part where the engaging part is engaged,
Therefore, it is possible to appropriately prevent rain from leaking from the lower engaging portion and the portion where the engaging portion is engaged.

〔Example〕

Hereinafter, one embodiment of the present invention will be described with reference to FIGS. 1 to 5.

In Fig. 1, 7 is the building frame, 8 and the engaging part between the eaves side and the ridge side of the roof board, and this engaging part 8 is as follows:
It is constructed as shown in FIGS. 2 and 3, that is, on the top surface of the concrete frame 9, which has a slight slope, an inner base material 12 consisting of an ALC board, a wood wool board made by connecting wood wool with cement, etc. is installed. A metal rafter 10 made of a steel plate with a hat-shaped cross section is fixed on the inner base material 12, and a hanger 1 is installed on the metal rafter 10.
1 is fixed with screws 17. Hanging rod 1
1 is a steel plate bent almost into a Z shape,
The lower side portion 11a is screwed onto the metal rafter 10,
An upper side portion 11c is provided on the lower side portion 11a so as to protrude toward the eaves through an upright portion 11b, and an engagement piece 11d is provided on the eave side end of the upper side portion 11c to protrude diagonally downward toward the ridge side. Reference numeral 13 denotes a roof plate that is horizontally roofed on the metal rafters 10, and this roof plate 13 has a base material 15 made of water-resistant plywood or the like and having high rigidity on the back side of the face plate part 14a of a metal plate 14 such as a long painted steel plate. is fixed with adhesive 16. As shown in FIGS. 4 and 5, the metal plate 14 has a lower engaging portion 14c in the shape of a horizontal U, which extends on the rising portion 14b toward the ridge and returns to the eaves at the ridge end. , lower engagement part 14
A horizontal U-shaped upper engaging part 14d extending from above c to the ridge side and returning to the eave side is formed in series, and a hanging part 14e that contacts the eave side end of the base material 15 at the eave side end;
A horizontal U-shaped engagement portion 14g is formed in a series, which is bent from the lower end of the hanging portion 14e toward the ridge side and extends upward from the bent portion with a step 14f. The base material 15 has a ridge side end protruding from the face plate portion 14a of the metal plate 14 toward the ridge side longer than the upper and lower engaging portions 14d and 14c. In order to form a large step 8 between adjacent roof plates 13 in the direction of the eaves, the roof plates 13 are supported on the metal rafters 10 at the edge of the base material 15 on the eave side. part is supported on the upper side part 11c of the hanger 11, and the upper engaging part 14d formed at the end of the metal plate 14 of the eave-side roof plate 14 on the ridge side is elastically deformed downward, and the hanger 11 is supported from the ridge side.
It is engaged from the ridge side with the engagement piece 11d provided on the upper side 11c, and the ridge side end of the base material 15 of the roof board 13 on the eave side is brought into contact with the upright part 11b of the hanger 11 from the eave side, and further The metal plate 14 of the side roof plate 13 is attached to the lower engaging portion 14c formed at the end of the ridge side roof plate 13.
An engaging portion 14g formed at the eaves side end of the metal plate 14 is engaged from the eaves side. Also, roof board 1 on the eave side
The rising part 14 provided at the end of the metal plate 14 of No. 3 on the building side
The hanging part 14e provided at the eave side end of the ridge side roof board 13 is brought into contact with b, and the base material 15 of the ridge side roof board 13 is brought into contact with the metal plate 14 of the eave side roof board 13. It is supported on an upper engaging portion 14d formed at the ridge side end. Note that the upper surface of the upper engaging portion 14d at the end of the metal plate 14 on the eave side roof plate 14 elastically deforms and abuts against the lower surface of the upper side portion 11c of the hanger 11, but the hanger on the upper surface of the upper engaging portion 14d The eave side end of the base material 15 of the roof side 13 on the ridge side is supported on the part between the base materials 11 and 11.

In the present invention, the supporting member is not limited to the concrete frame, but may be a metal purlin made of C-shaped steel or the like, and the inner base material may be omitted.

〔Effect of the invention〕

As explained above, according to the present invention, a metal rafter is fixed on a support member, and a rigid base material is adhered to the back surface of the face plate of the metal plate. The eave-side end of the base material of the roof plate is supported on the upper side of the almost Z-shaped hanger fixed on the metal rafter, so that there is a step between adjacent roof plates in the direction of the eave ridge. , and the upper engaging portion formed at the metal plate ridge side end of the eave side roof plate is engaged with the upper side of the hanger, and the face plate at the metal plate ridge side end of the eave side roof plate is engaged with the upper side of the hanger. The lower engaging part formed between the lower engaging part and the upper engaging part is engaged with the engaging part formed on the eave side end of the metal plate of the ridge side roof board, and the base material eave side of the roof board on the ridge side is engaged. Since the end portion is supported on the upper engaging portion of the eave side end portion of the metal plate of the eave side roof plate, the following effects can be obtained. In other words, the generation of rain noise can now be greatly reduced by using the base material bonded to the back of the roof shingles, and because of the base material's adhesion, there is no risk of plastic deformation of the roof surface even when a person walks on the roof surface. Moreover, since the base material is already glued to the back of the roof board, the workability is extremely good.
In addition, by raising the engagement structure of the roof shingles, that is, the engagement structure between the ridge side and the eave side, to just below the back surface of the roof shingles, a thorough watertight function is obtained, and strong winds and rain can be achieved. There is no risk of rainwater getting in even below. That is, upper and lower engaging parts are formed at the edge of the metal plate ridge side of the roof plate on the eave side,
The lower engaging part was engaged with the engaging part formed at the eave side end of the metal plate of the roof plate on the ridge side, and the upper engaging part was engaged with the upper side of the metal hanger, so that the upper engaging part The part extends upward from the lower engaging part of the roof plate on the eave side and the ridge side, and the part where the engaging part is engaged, so that the part where the lower engaging part and the engaging part are engaged This has the effect of reliably preventing rain leakage.

[Brief explanation of drawings]

FIG. 1 is a schematic perspective view showing a horizontal roof according to an embodiment of the present invention, FIG. 2 is an enlarged sectional view taken along the - line in FIG. 1, FIG. 3 is a partially enlarged view of FIG. The figure is a plan view showing the metal plate of the roof plate, and FIG. 5 is a sectional view taken along the line -- in FIG. 4. 7... Building frame, 8... Engaging portion of roof plate, 9
...Concrete frame, 10...Metal rafters, 11
...Hanger, 11a...Lower side part, 11b...Upright part, 11c...Upper side part, 11d...Engagement piece, 12
... Inner base material, 13 ... Roof plate, 14 ... Metal plate, 14a ... Face plate part, 14b ... Rising part,
14c...Lower engaging part, 14d...Upper engaging part, 14
e... hanging part, 14f... step, 14g... engaging part, 15... base material, 16... adhesive, 17...
Screw.

Claims (1)

[Scope of Claims] 1. In a horizontal roof, metal rafters are fixed on a support member such as a concrete frame or a main building, and a rigid base material is adhered to the back surface of the face plate of the metal plate. The ridge side end of the material is supported on the metal rafter, and the eave side end of the base material of the roof board is supported on the upper side of the almost Z-shaped hanger fixed on the metal rafter, and the eave side end of the roof plate is The upper engaging part formed at the end of the metal plate ridge side of the plate is engaged with the upper side part of the hanger, and between the face plate part and the upper engaging part of the metal plate ridge side end of the eave side roof plate. At the same time, the lower engaging part formed on the lower engaging part formed on the eave-side edge of the metal plate of the ridge-side roof plate is engaged, and the eave-side end of the base material of the ridge-side roof plate is connected to the eave-side edge of the metal plate on the eave-side roof plate. A horizontal roof, characterized in that it is supported on the upper engaging part of the eave side end of the metal plate. 2. The base material has a ridge-side end protruding from the ridge-side end of the face plate of the metal plate of the roof plate toward the ridge, and the ridge-side end abuts against the upright part of the hanger. Claim 1 Horizontal thatched roof as described. 3 The ridge-side end of the metal plate of the roof board has a horizontal U-shaped lower engaging part on the rising part that extends toward the ridge and returns to the eaves side, and a horizontal U-shaped lower engaging part that extends from above this lower engaging part toward the ridge side and connects to the eaves. 3. The horizontal roof according to claim 1, wherein the horizontal U-shaped upper engaging portion that returns to the side is formed in series. 4. The eave-side end of the metal plate of the roof board is bent toward the ridge at the lower end of the hanging part that touches the eave-side end of the base material, and a horizontal U-shaped connection is formed that extends upward from this bend with a step. Claims 1, 2, or 3, wherein a mating part is formed, and this engaging part engages with a lower engaging part of a roof plate adjacent from the eave side to the ridge side. Horizontal thatched roof as described. 5. A patent claim in which the hanger is formed with an engaging piece that protrudes diagonally downward toward the ridge side at the eave side end of the upper side portion, and is engaged from the ridge side by the upper engaging portion of the metal plate ridge side end of the roof plate. Horizontal roof according to the scope of Item 1, 2, 3 or 4.