JP2736220B2 - Roof structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roof structure having a metal roofing material, and more particularly, to a roof having a metal roofing material, which has improved heat insulation and soundproofing properties, and has a function of causing a temperature change. The present invention relates to a technique for avoiding the problem of dew condensation, and in particular, for improving the design.

[0002]

2. Description of the Related Art Conventionally, a roof with metal roofing material is lighter in weight, has better workability, and has a metallic appearance compared to a roof with Japanese tiles. On the other hand, it tends to increase, but there is a problem that rain noise is easily transmitted, heat insulation is poor, and dew condensation tends to occur, and the dew drops as water droplets.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to improve the heat insulation and the soundproofing of a roof mainly for roofing metal roofing materials. It is an object of the present invention to provide a roof structure with a metal roofing material that can increase the temperature, avoid the problem of dew condensation caused by a temperature change, and solve all the problems of the metal roofing material.

[0004]

According to the first aspect of the present invention, the connection receiving metal fittings 5 are placed on the lower base plate 20 laid on the roof foundation 4, and the connection receiving metal fittings 5 are fixed under the roof by the fixing tools.
The lower part fixed to the ground 4 and laid on the lower base plate 20
The connection pieces 2 and 2 of the roofing materials 1a and 1a
A connection retainer that is externally fitted to this and is connected by the fixture 12
Between the metal fittings 7 and on both sides of the connection holding metal fittings 7.
Are formed with mounting steps 21 and 21, and
The upper roofing material 13 is placed and the space between the upper roofing material 13 and the lower roofing material 1a is empty.
23 is formed, and the upper roofing material is
13 is laid, the connection direction of the upper roofing material 13 and the lower room
The connection direction with the root member 1a is made substantially orthogonal, and
Is provided with a rain cover cap 11 extending over the adjacent upper roofing materials 13, 13.

[0005]

According to a second aspect of the present invention, the upper roofing material 13 is formed by arranging an upper base plate 22 on a lower surface of an upper metal roofing material 24 . Claim 3
Is characterized in that the lower roofing material 1a is a metal roofing material 1b.

[0007]

According to the first aspect, a space is formed between the upper roofing material and the lower base plate. Sufficient heat insulation is obtained by the upper roofing material 13, the vacant space 23, and the lower base plate 20. Eliminate the problem of insulation on the roof,
Improve heat insulation. Suppress the occurrence of condensation. Eliminate the problem of condensation. Get sufficient soundproofing against rain noise. It also eliminates the problem of sound insulation on the roof. Upper roofing material 13 and lower roofing
Because of the two-layer structure with the material 1a, heat insulation, dew condensation suppression and soundproofing
Enhance further. Furthermore, the upper roofing material 13 and the lower roofing material 1a
A space 23 is formed between the upper roofing materials 1.
3. Sufficient heat insulation is obtained in the vacant space 23 and the lower roofing material 1a.
The insulation problem on the roof
Increasing the thermal properties can reduce the occurrence of dew condensation,
Problem can be solved and sufficient soundproofing against rain noise can be obtained.
Can solve the problem of sound insulation on the roof.
Wear. And two layers of the upper roofing material 13 and the lower roofing material 1a
Due to the structure, heat insulation, dew condensation suppression and soundproofing should be further enhanced
Can be. Moreover, the connection direction of the upper roofing material 13 and the lower
The connection direction with the roof material 1a is substantially orthogonal, and the upper roof material
13 and the lower roofing material 1a are connected at right angles to each other
, Which can reasonably prevent rainwater leakage and increase
Can be

According to the second aspect of the present invention, while the upper metal roofing material 24 is used in the upper roofing material 13, the upper ground plate 22 is present on the lower surface thereof to enhance the heat insulation property, and the rain sound on the upper metal roofing material 24 is increased. Also suppress.

In the third aspect , the lower roofing material 1a is made of a metal roofing material 1b, so that the lower metal roofing material 1b maintains sufficient strength and watertightness. In this manner, the lower metal roofing material 1b fulfills the function of the roof, and the upper roofing material 13 increases the degree of freedom in design and design.
You.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 2, the connection pieces 2 are formed upright on both side ends of the flat portion 17 of the lower metal roofing material 1b, which is made into a lower roofing material 1a by subjecting a metal plate to rust prevention treatment. An arc-shaped pressed portion 3 projecting outward and upward from the upper end of 2 is bent. A connecting piece 26 extends from the pressed portion 3.

A connection receiving metal fitting 5 attached to a roof base 4 such as a purlin 4a using a channel material is formed by bending a metal strip plate into a substantially inverted U-shape, and standing upright side wall portions 6 and 6 are formed on both sides thereof. A mounting piece 18 is bent at the lower end of the upright side wall 6. The connection holding metal fitting 7 attached to the connection receiving metal fitting 5 is obtained by cutting an extruded aluminum product into, for example, substantially the same length as the connection receiving metal fitting 5. Upper holding parts 8, 8 which are convex upward are formed on both sides of the connection holding fitting 7. And upper holding part 8
A hanging piece 9 is hung from the outer end of the arm. A cap mounting portion 10 is formed on the outer surface of the hanging piece 9, and the mounting surface is formed substantially horizontally. A mounting step 21 is formed in the middle of the hanging piece 9. The connection fitting 25 is composed of the connection receiving fitting 5 and the connection holding fitting 7.

Thus, a lower base plate 20 such as wood wool cement is laid on the purlin 4a as the roof base 4, a roofing 32 is laid on the lower base plate 20, and the connection fitting 5 is placed on the roofing 32. And the mounting piece 18, the lower base plate 2
The connection receiving fitting 5 is fixed to the purlin 4a with a fixing tool (not shown) such as a drill bolt penetrating the main purse 4a. Next, the connection pieces 2 and 2 of the lower metal roofing materials 1 b and 1 b are brought into contact with the upstanding side wall portions 6 and 6 on both sides of the connection receiving fitting 5, and the connecting piece 26 is placed on the connection receiving fitting 5. It is. In such a state that the connecting pieces 26 and 26 are overlapped, the connection holding fitting 7 is attached to the lower metal roofing material 1.
b, 1b, are externally fitted to each other, the pressed part 3 is pressed by the upper pressing part 8, the connecting piece 2 is sandwiched between the hanging piece 9 and the upright side wall part 6, and the connection holding metal fitting 7 is connected to the two pieces. Piece 2
6, 26 and the connection fitting 5 are fixed by penetrating a fixture 12 such as a drill bolt.
1b is connected in the eave length direction.

Next, an upper open base plate 22 such as wood wool cement is mounted on the mounting step portions 21 on both sides of the connection holding metal fitting 7, and a space 23 is formed between the upper ground plate 22 and the lower metal roofing material 1b. Be composed. Then, the metal roofing material 14 is
The upper metal roofing material 24 is laid. As shown in FIG. 3, the upper metal roofing material 24 is formed to be long in the eave length direction, and a substantially U-shaped connection concave portion 27 is formed on the eave side portion over the entire length, and the ridge side portion is formed. A connection projection 28 protruding toward the eaves is bent over the entire length, and a mounting piece 29 is formed on the entire length of the ridge side. As shown in FIGS. 3B and 3C, the upper metal roofing material 24 on the eaves side is metal-racked by screws 30 on the mounting piece 29 thereof (not shown). And the connecting metal fitting 7 are fixed to the mounting step 21 and the upper metal roofing material 24 on the ridge side.
Is connected to the connection projection 28 of the upper metal roofing material 24 on the eaves side by utilizing elasticity. In this way, the upper metal roofing materials 24, 24 are connected in the eave length direction. By the way, the upper metal roofing material 24 may be lined with the upper ground plate 22, and the upper metal roofing material 24 or the roofing material having the upper grounding plate 22 lined with the upper metal roofing material 24 is collectively referred to as the upper roofing material 13.

A rain cover cap 11 is externally attached to the cap mounting portions 10 of the connection holding member 7 to prevent infiltration of rainwater into the connection portions of the upper metal roofing members 24. As described above, the upper base plate 22 exists on the back surface of the upper metal roof member 24 as the metal roof member 14, and the space 23 is formed below the upper base plate 22 to form the lower base plate 2.
The presence of 0 indicates that the upper base plate 22, the vacant space 23, and the lower base plate 20 provide sufficient heat insulating properties, and solve the problem of heat insulation in the metal roofing material 14. And
By increasing the heat insulation, the occurrence of dew condensation on the upper metal roofing material 24 is suppressed, and the problem of dew condensation is eliminated.
In addition, a sufficient soundproofing property against rain noise in the metal roofing material 14 is obtained.

In the configuration in which the upper metal roofing material 24 is attached as in the embodiment, sufficient heat insulation is obtained while using the upper metal roofing material 24 and the lower metal roofing material 1b. By improving the performance, it is possible to suppress the occurrence of dew condensation, and to obtain sufficient soundproofing against rain noise. In particular, the upper metal roofing material 24 and the lower metal roofing material 1b
Because of the two-layer structure described above, heat insulation, dew condensation suppression and soundproofing are further enhanced.

In this case, the lower metal roofing material 1b is connected in the eave length direction and the upper metal roofing material 24b is connected.
Are connected in a direction orthogonal to the eaves length direction, and by orthogonally connecting the upper metal roofing material 24 and the lower metal roofing material 1b, it is possible to rationally prevent rainwater from leaking and prevent leakage. It increases the effect .

[0017]

Effects of the Invention In a first aspect, the connection receiving metal is placed on the lower sheathing roof board was laid on the roof bed, connected
The receiving bracket is fixed to the base of the roof with the fixture, and the lower base plate
The connection piece of the lower roofing material laid on the
And a connection presser which is fitted to the outside and connected by a fixture
And placed on both sides of the connection holding bracket
Step is formed, and the upper roofing material is placed on the placing step.
A space is formed between the upper roof and the lower roofing material.
The upper roofing material is laid from the upper roofing material connection direction,
The connection direction with the lower roofing material is made substantially orthogonal, and the connection holding metal fitting is provided with a rain cover cap that extends over the adjacent upper roofing material, so that a void is formed between the upper roofing material and the lower base plate, Sufficient heat insulation can be obtained with such an upper roof material, an empty space and a lower base plate, and the problem of heat insulation on the roof can be eliminated. There is an advantage that the problem can be solved, sufficient soundproofing against rain noise can be obtained, and the problem of soundproofing on the roof can be solved. Special
In addition, because of the two-layer structure of the upper roof material and the lower roof material, thermal insulation,
The advantage is that the dew condensation suppression and soundproofing can be further improved.
There is a point. And how to connect the upper and lower roofing materials
By making the directions orthogonal, rainwater leakage can be prevented rationally
Has the advantage that the effect of preventing leakage can be enhanced.
You.

[0018]

According to the second aspect of the present invention, the upper roofing material is constituted by arranging an upper base plate on the lower surface of the upper metal roofing material. Has the advantage that the upper ground plate exists, which enhances the heat insulation properties and suppresses the rain noise on the upper metal roofing material. In claim 3 , since the lower roofing material is a metal roofing material, sufficient strength and watertightness can be maintained in the lower metal roofing material by using the lower roofing material as a metal roofing material. In addition, there is an advantage that the function of the roof can be performed by the lower metal roof material, and the degree of freedom of design and design can be increased by the upper roof material.

[0020]

[Brief description of the drawings]

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

2A and 2B show a lower metal roofing material of the above, wherein FIG. 2A is a front view and FIG.

3A and 3B show an upper metal roofing material of the above, wherein FIG. 3A is a cross-sectional view, FIG. 3B is a cross-sectional view of a connection portion, and FIG.

FIGS. 4 (a), (b), (c) and (d) are cross-sectional views showing a construction procedure of the above.

[Explanation of symbols]

 1a Lower roofing material 1b Lower metal roofing material 2 Connecting piece 4 Roof base 5 Connection receiving fitting 12 Mounting fixture 13 Upper roofing material 14 Metal roofing material 20 Lower field board 21 Mounting step 22 Upper field board 23 Void 24 Upper Metal roofing material 25 Connection fitting

Claims (3)

(57) [Claims] 1. A connection bracket is placed on a lower base plate laid on a roof base, and the connection bracket is fixed by a fixture.
The lower part fixed on the roof foundation and laid on the lower base plate
The connection piece of the roofing material is connected to the
It is sandwiched between the connection holding brackets connected by the attachment,
A mounting step is formed on both sides of the connection holding bracket.
The upper roofing material is placed on the installation step and between the lower roofing material
An empty space is formed, and an upper roofing material is laid from above the upper base plate
The connection direction of the upper roof material and the connection method of the lower roof material
A roof structure in which the directions are substantially perpendicular to each other, and a rain cover cap is attached to the connection holding fitting over the adjacent upper roofing material. Wherein the upper roofing roof structure according to claim 1, characterized by comprising configured is disposed an upper sheathing plate to the lower surface of the upper metal roofing. 3. A roof structure according to claim 1, wherein the lower roofing material is a metal roofing.