JP3411828B2 - Horizontal roofing metal roof panel and its joint 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 horizontal thatched metal roof panel and its joint structure.

[0002]

2. Description of the Related Art Generally, a roof structure in which a roof or a wall of a building structure is horizontally laid in a direction orthogonal to a water gradient is adopted. In this case, a structure in which adjacent side faces of a plurality of roof panels are excellent in watertightness and wind pressure resistance is required, and for example, a method of horizontally connecting adjacent panels in a lateral direction with a plug joint fitting (Japanese Patent Laid-Open No. 6-33557, Japanese Utility Model Publication). 2-34327
Japanese Patent Publication No. 56-51144, etc.) are used. However, in this method, the stability of the panel is insufficient, and it is difficult to obtain sufficient fixation and watertightness under strong wind,
Due to the large number of parts, workability and work efficiency are insufficient, and improvements are needed.

[0003]

SUMMARY OF THE INVENTION By the way, a panel-shaped solar cell is incorporated on the upper surface of a metal roof panel.
There is a requirement to retrofit a so-called metal roof panel with solar cells to a part of the existing roof, but in this case, the size differs between the solar roof metal roof panel and the existing metal roof panel. There are many. In particular, in the case of a metal roof panel with a solar cell equipped with a solar cell made of an amorphous cell, there is a demand to secure a large area of the solar cell in terms of manufacturing cost and power generation efficiency, and it is better than the existing metal roof panel. In many cases, roof panels with solar cells are larger. In such a case, the existing metal roof panel and the metal roof panel with solar cell are connected horizontally while ensuring good sealing performance. It is necessary to manufacture the joint member, which is disadvantageous in terms of cost.

The present invention has been made in view of the problems of the prior arts described above, and it is possible to achieve a good workability by using the same work procedure between both metal roof panels having different sizes and between both metal roof panels having the same size. An object of the present invention is to provide a side-roofing metal roof panel that can be easily laterally connected while ensuring the sealing property, and a joint structure thereof.

[0005]

In order to achieve the above object, in the invention according to claim 1, a hook-shaped downward engaging portion is provided at a lower edge portion which is on the eave side when set on a roof base material. Is formed, and an upward engaging portion that engages with the hook-shaped downward engaging portion is formed at the upper edge portion on the ridge side when set on the roof base material, and the upward engaging portion is formed. In a roofing type metal roof panel fixed to the roof base material via a fixing plate that engages with the roof base material, when set on the roof base material, the left and right side edges along the roof slope direction have porous strip-like elasticity. body is provided, and the porous strip elastic body and therewith the end a U-shaped metal plate collar to cover the junction between the fitted Rutotomoni, set in the roof bed material
Sometimes below at least the eaves side of the porous belt-like elastic body
It is characterized in that the end portion projects outward from the metal plate collar .

In the invention according to claim 2, the invention according to claim 1
The side-roofed metal roof panels listed above were joined adjacent to each other
A joint structure of side-roofing metal roof panels, wherein the adjacent side-roofing metal roof panels are abutted to each other at the side surface portions of the metal plate collars, and inward from the upper side to the left and right side edges of the joint plate. Fitting part formed by bending to
However , the adjacent roofing metal roof panels are laterally connected to each other by being fitted to the upper end portion of the metal collar.

In the invention according to claim 3, the roof base material
Downward hook-like edge on the eaves side when set
When the engaging part is formed and set on the roof base material, the ridge side
To engage with the hook-shaped downward engaging portion at the upper edge that becomes
An upward engaging portion is formed and engages with the upward engaging portion.
Lateral roofing system fixed to the roof base material via a fixing plate
The metal roof panel of the
At the left and right side edges along the roof slope direction, porous band-shaped bullets are used.
And a porous strip-shaped elastic body and the same.
Metal with a U-shaped cross section so as to cover the joint with the side edge
Side-to-side metal roof panels that are fitted with plate collars
Adjacent to each other abutting side surfaces of the metal plate collar,
Fold inwards from above to the left and right edges of the joint plate.
The mating part formed by bending the upper surface of the metal collar is
By fitting to the end, the adjacent thatched roof metal roof
Of a thatched metal roof panel with panels connected horizontally
Joint structure, or the thatched metal roof panel according to claim 2.
In the joint structure of the roof,
A plurality of flannels are continuously provided in the gradient direction, and the adjacent lateral
Each of the metal plate collars of the thatched metal roof panel is a building
The height does not change from the side edge to the eave side edge.
A plurality of metal plates having a rectangular shape and arranged in a gradient direction
By inserting the joint plate at the upper end of the collar
The adjacent horizontal thatched metal roof panels are sloped
It is characterized in that a plurality of pieces are continuously connected in a horizontal direction .

In the invention according to claim 4, the invention according to claim 2
Is the joint structure of the horizontal thatched metal roof panel described in 3.
The thickness of the adjacent thatched metal roof panels is different.
And a step portion corresponding to the difference in thickness was formed in the length direction.
By inserting the joint plate, the adjacent horizontal
It is characterized by horizontally connecting metal roof panels .

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

<First Embodiment> FIGS. 1 to 14 show a first embodiment of the present invention. FIG. 1 is a plan view of a roof constructed with a horizontal thatched metal roof panel according to the present invention. In this roof, only a normal metal roof panel Pa is installed on the north slope N, and a normal metal roof panel Pa and a solar cell are installed on the remaining east slope E, south slope S, and west slope W, respectively. The so-called metal roof panel Pb with a solar cell is installed. FIG. 2 shows an example of another roof constructed by the side-roofed metal roof panel according to the present invention, and here again, only the normal metal roof panel Pa is installed on the north slope N and the normal slope S on the south slope S. A metal roof panel Pa and a large-sized so-called solar cell-equipped metal roof panel Pb in which solar cells are incorporated are installed.

Referring to FIG. 1 as an example, a large metal roof panel Pb with a solar cell is attached to a portion indicated by reference numeral Xa.
The structure of horizontal connection between Pb is a structure of horizontal connection between a large metal roof panel Pb with a solar cell and a normal metal roof panel Pa having a smaller thickness and width than that in a portion indicated by reference numeral Xb. The horizontal joint structure and the basic structure of the metal roof panel will be described below.

FIG. 3 is a perspective view showing a structure of laterally connecting the large-sized solar cell-equipped metal roof panels Pb, Pb indicated by the symbol Xa, FIG. 4 is an enlarged perspective view of a part thereof, and FIG. 4 is a sectional view taken along line VV of FIG. Metal roof panel P
b is made by adhering a heat-insulating backing material 2 such as Styrofoam to the back surface of the metal plate 1, and when it is set on the roof base material 3 (see FIGS. 7 and 8), the lower edge on the eaves side A hook-shaped downward engaging portion 4 is formed on the upper portion, and an upward engaging portion 5 is provided on the upper edge portion which is the ridge side when set on the roof base material 3.
Are formed. The downward engaging portion 4 and the upward engaging portion 5 are engaged with each other, whereby the metal roof panel Pb (Pa) is joined to the roof slope direction. ing.

As shown in FIGS. 5 and 8, the upward engaging portion 5 has an engaging portion 6 formed in the same shape as the upward engaging portion 5.
The fixed plate 6 is engaged via a, and the fixed plate 6 is fixed to the roof base material 3 by appropriate fixing means such as nails, so that the metal roof panel Pb (Pa) is set on the roof. It is like this. Here, the downward engaging portion 4
Is a part that rises slightly upward from the lower end on the eaves side and is bent downward with a line along the direction orthogonal to the roof slope as a fold line, and then the lower end part is further folded back toward the ridge. , Is formed in a hook shape. The upward engagement portion 5 is a portion that is slightly downwardly lowered from the upper end on the ridge side, and is folded back so as to incline toward the eaves with a line along the direction orthogonal to the roof slope as a fold line, and then further. By bending the tip toward the ridge, the cross section is formed in a convex shape that inclines toward the eaves.

In the metal roof panel Pb having the above structure,
When set on the roof base material 3, the porous strip-shaped elastic bodies 7 are provided at the left and right side ends along the roof slope direction, and the porous strip-shaped elastic bodies 7 and the joints between the porous strip-shaped elastic bodies 7 and the side end portions are covered. Thus, the metal plate collar 8 having a U-shaped cross section is fitted (see FIGS. 6 to 8). The porous strip-shaped elastic body 7 and the metal plate collar 8 gradually increase in height from the upper end (ridge side end) toward the lower end (eave side end) according to the shape of the metal roof panel body side as shown in FIG. Is formed in a tapered shape so that the height becomes higher. In addition, the lower end portion 7a of the porous belt-shaped elastic body 7 on the eaves side is exposed by protruding outward from the metal plate collar 8. The upper end of the porous belt-shaped elastic body 7 on the ridge side may also be projected further outward than the metal plate collar 8. The porous belt-shaped elastic body 7 and the metal roof panel body (consisting of a metal plate and a heat insulating backing material), and the porous belt-shaped elastic body 7 and the metal plate collar 8 are fixed by an appropriate fixing means such as an adhesive. There is. In addition, 9 in FIGS. 7 and 8 is a waterproof roofing material.

Next, the metal roof panel Pb (P
The joint structure between a) will be described. As shown in FIG. 9, the adjacent thatched metal roof panels Pb, Pb are
The side portions 8a of the metal plate collars 8 are brought into contact with each other, and the fitting portions 10a formed by bending the side portions 8a of the metal plate collars 8 inwardly are formed on the left and right side edges of the joint plate 10 inward.
The metal roof panels Pb, Pb adjacent to each other are laterally connected to each other by inserting and fitting into the upper surface end portion 8b. A drainer 11 is provided so as to cover the lower surface edges of both metal collars 8 of the adjacent metal roof panels Pb from below. The drainer 11 has bent portions 11a formed by being bent upward on both left and right edges so that even if rainwater enters from the joining portion of the metal roof panel Pb, it does not flow into the portion other than the joining portion. There is. Further, as shown in FIG. 4, the lower end 10b of the joint plate 10 is bent downward so as to correspond to the lower end of the metal roof panel body, and the upper end 10c of the joint plate 10 serves as an upward engaging portion of the metal roof panel body. It is bent upwards correspondingly.

In addition, in the structure shown in FIG. 9, a bent portion 8c is formed at the lower end portion of the metal plate collar 8 by being bent inward. Even if rainwater enters from the joint with the elastic member 7, it stops inside the metal plate collar 8 and does not flow out. That is, for the intrusion of rainwater from the joint between the metal roof panel body and the porous strip-shaped elastic body 7, double waterproofing measures are taken by the bent portion 8c of the metal plate collar 8 and the drainer 11. There is.

FIG. 10 shows another example of a joint structure between adjacent roofing metal roof panels Pb, Pb. here,
The lower end portion of the metal plate collar 8 is not bent inward and has a simple straight shape. Even in such a structure, since the drainer 11 is arranged on the lower side thereof, rainwater entering from the joint between the metal roof panel body and the porous strip-shaped elastic body 7 or the joint between the metal roof panels Pb, Pb. Can deal with enough.

3 and 4, the example in which the metal roof panels Pb and Pb are joined one by one by the short length joint plate 10 is shown, but in FIG. 11, the long joint plate 2 is joined.
An example will be described in which 0 is used and the left and right metal roof panels Pb and Pb that are continuous in the gradient direction are laterally connected in one step. In this example, instead of the taper-shaped porous strip-shaped elastic body 7 and the metal plate collar 8 whose height is gradually changed in FIG. 6, as shown in FIG. 12, a simple straight-shaped porous strip-shaped elastic body 17 and a metal plate are used. Color 18 is used. In such a joint structure, since a large number of left and right metal roof panels Pb, ... Which are continuous in the gradient direction can be joined in one step, the work efficiency can be greatly improved.

13 and 14 show the reference symbol X in FIG.
Metallic roof panel Pb with large solar cell in the part indicated by b
The details of the structure of the horizontal connection between the metal roof panel Pa and the metal roof panel Pa whose thickness and width are both smaller than that are shown. Here, the long joint plate 20 is used to join the left and right metal roof panels Pb and Pa that are continuous in the gradient direction. As shown in FIG. 14, left and right metal roof panels P
Both a and Pb are straight porous belt-shaped elastic bodies 1
7 and 27 and metal plate collars 18 and 28 are used, respectively. Further, here, in order to further align the heights of the left and right metal roof panels Pb, Pa, the spacer 3 for height adjustment is provided between the lower metal roof panel Pa and the roof base material 3.
0 is inserted. In this way, by interposing the spacer 30 on the lower side of the lower metal roof panel Pa, the heights of the upper surfaces of the left and right metal roof panels Pb, Pa can be made uniform, and this height can be made uniform. Metal roof panel Pb,
Pas are joined together by a long joint plate 20.

In the metal roof panel having the above structure, the porous belt-shaped elastic bodies 7, 17 and 27 are provided at the left and right side end portions of the metal roof panels Pa and Pb, and the porous belt-shaped elastic body and the same are provided. Since the metal plate collars 8, 18, 28 having a U-shaped cross section are attached so as to cover the joints with the side edges of the metal roof panels, both metal roof panels P of different sizes are attached.
Both metal roof panels Pb, Pa having the same size as b, Pa
The same work procedure, that is, the joint plates 10 and 2
The left and right fitting portions 10a and 20a of the
By the work of inserting and fitting in the upper end portions of 8, 28, the adjacent metal roof panels Pb, Pb, Pb,
Pas can be horizontally connected.

Further, as shown in FIGS. 9 and 14, if the bent portions 8c, 18c, 28c are formed by bending the metal plate collars 8, 18, 28 at the lower end portions, the bent portions 8c, 18c, 28c are formed. , Metal roof panel body and porous belt-shaped elastic body 7,1
Even if rainwater enters from the joint portion with 7, 27, it can be stopped in the metal plate collars 8, 18, 28 and prevented from flowing out to the side. In other words, the bent portion 8c of the metal plate collar 8 is protected against the intrusion of rainwater from the joint between the metal roof panel body and the porous strip-shaped elastic bodies 7, 17, 27.
And double waterproofing measures are taken with the drainer 11 on the lower side.

Further, as shown in FIGS. 6 and 12, the lower end portion 7 of at least the eaves side of the porous belt-shaped elastic bodies 7, 17 is formed.
If a and 17a are configured to project outward from the metal plate collars 8 and 18, the porous strip-shaped elastic body 7 will be The lower end tip portion is set in a state of being pressed against the ridge side by the fixing plate 6. Therefore, the porous strip-shaped elastic bodies 7 and 17 can suppress the water supply in the vertical joint portion, and can further improve the sealing property. Further, in this state, the porous belt-shaped elastic body 7 is urged by its own elastic force as shown by F in FIG.
When the porous belt-shaped elastic body 7 and the metal plate collar 8 are formed in a tapered shape as shown in FIG. Since the band-shaped elastic body 7 is pressed against the inner side of the narrower metal plate collar 8, the sealing property between the porous band-shaped elastic body 7 and the metal plate collar 8 can be further enhanced.

<Second Embodiment> FIGS. 15 to 17 show a second embodiment of the present invention. What is shown in these drawings is a structural example of a horizontal connection between a large-sized solar cell-equipped metal roof panel Pb and a metal roof panel Pa having a smaller thickness and width than that, and the large-sized solar cell-equipped metal roof panel. It is a structural example of a lateral connection between the panel Pb and a metal roof panel Pc whose thickness is thinner than that. Here, by using the long joint plate 40 with steps, a large number of left and right metal roof panels Pb and Pa (Pc) that are continuous in the gradient direction are horizontally connected.

In FIG. 14, when joining metal roof panels Pb, Pa (Pc) having different thicknesses, a spacer 30 is provided below the metal roof panel Pa on the thin side,
Although the upper surfaces of both metal roof panels Pb and Pa are aligned and joined by a flat plate-shaped long joint plate 20, here, the metal roof panels Pb, Pa (Pc) are provided without interposing a space 30. ), The difference in height remains the same, and by forming the step portion 40a in the longitudinal direction on the long joint plate 40 itself, the left and right metal roof panels Pb, Pa (Pc).
Are joined together.

The metal roof panels Pb, Pa (Pc)
Porous band-shaped elastic bodies 17 are provided on the left and right side end portions of
A metal plate collar 28 having a U-shaped cross section is attached so as to cover the porous belt-shaped elastic body 17 and the joint portion between the porous belt-shaped elastic body 17 and the side end portion of the metal roof panel.
The structure in which the lower end of 8 is received by the water receiver 11 is similar to that shown in FIG.

[0026]

The present invention has the following excellent effects.
According to the first aspect of the invention, the porous strip-shaped elastic bodies are provided at the left and right side end portions of the metal roof panel, and the porous strip-shaped elastic body and the joint portion between the porous strip-shaped elastic body and the side end portions of the metal roof panel are covered. Since a metal plate collar with a U-shaped cross section is attached like this, by the same work procedure between both metal roof panels of different sizes and between both metal roof panels of the same size,
The adjacent metal roof panels can be laterally connected while maintaining good sealing properties , and the porous band
At least on the eaves side of the elastic body,
Since it is projected more outward than the
When actually setting the body on the roof substrate, use the vertical join.
It is possible to suppress the water supply at the outlet and further improve the sealing performance.
You can

According to the invention of claim 2, the metal plate cover
Of adjacent thatched metal roof panels that are fitted with
Abutting the side parts of the metal plate collars of each other,
Bend inward from the top to the left and right edges of the joint plate.
Fit the formed fitting part to the upper end of the metal collar.
By combining, the adjacent roofing metal roof panels
Since it is connected horizontally, both metal roof panels of different sizes
Joint between two metal roof panels of the same size as
A simple work procedure using plates allows the adjoining metal
Joining roof panels side by side while maintaining good sealability
The roofing metal roof panel according to claim 1, further comprising:
It also has the same effect as.

According to the invention of claim 3, the metal plate cover
Of adjacent thatched metal roof panels that are fitted with
Abutting the side parts of the metal plate collars of each other,
Bend inward from the top to the left and right edges of the joint plate.
Fit the formed fitting part to the upper end of the metal collar.
By combining, the adjacent roofing metal roof panels
Since it is connected horizontally, both metal roof panels of different sizes
Joint between two metal roof panels of the same size as
A simple work procedure using plates allows the adjoining metal
Joining roof panels side by side while maintaining good sealability
It is possible to do many things in the gradient direction in one process.
Can join continuous left and right metal roof panels
Therefore, work efficiency can be greatly improved.
Produces the effect.

According to the invention of claim 4, there is a difference in thickness.
When joining metal roof panels that are
Left and right metal roof panels with the same height difference
The effect of being able to join is produced.

[Brief description of drawings]

FIG. 1 is a plan view of a roof showing a first embodiment of the present invention.

FIG. 2 is a plan view showing another example of the roof.

FIG. 3 is a perspective view showing a joint structure of the metal roof panel indicated by Xa in FIG. 1.

FIG. 4 is an enlarged perspective view showing a joint structure of the metal roof panel.

5 is a cross-sectional view taken along the line VV of FIG.

FIG. 6 is a perspective view showing an arrangement relationship between a porous belt-shaped elastic body and a metal plate collar.

FIG. 7 is a cross-sectional view showing details of the eaves side of the metal roof panel.

8 is a cross-sectional view taken along the line VIII-VIII in FIG.

9 is a sectional view taken along line IX-IX in FIG.

FIG. 10 is a cross-sectional view showing another example showing the joining structure of the metal roof panel.

11 is a perspective view showing another example of the joining structure of the metal roof panel shown by Xa in FIG. 1. FIG.

FIG. 12 is a perspective view showing a positional relationship between a porous belt-shaped elastic body and a metal plate collar.

FIG. 13 is a perspective view showing a joint structure of the metal roof panel indicated by Xb in FIG. 1.

14 is a sectional view taken along line XIV-XIV in FIG.

FIG. 15 is a perspective view showing a joint structure of a metal roof panel showing a second embodiment of the present invention.

FIG. 16 is a perspective view showing another example of the joint structure of the metal roof panel.

17 is a sectional view taken along line XVII-XVII in FIG.

[Explanation of symbols]

1 Metal Plate 2 Roof Base Material 4 Downward Engagement Part 5 Upward Engagement Part 6 Fixing Plate 7, 17, 27 Porous Band Elastic Body 8, 18, 28 Metal Plate Collar 9 Roofing Material 10, 20 Joint Plate 11 Drainer Pa, Pb, Pc Metal roof panel

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kunitaka Takagi 1-2-1 Kinshi, Sumida-ku, Tokyo SKY Aluminum Co., Ltd. (72) Inventor Hiton Ikeda 1455-16 Hanajima-cho, Mizukaido-shi, Ibaraki Yamamoto (72) Inventor, Hideo Shida, 3-7-16, Mita, Minato-ku, Tokyo Stock exchange, Shiba Tsunai (56) Reference: JP 64-6444 (JP, A) 10155 (JP, U) Actual opening 4-791116 (JP, U) Actual opening Sho 54-160929 (JP, U) Actual opening 5-35928 (JP, U) Actual opening 7-29138 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E04D 3/366 E04D 3/362

Claims (4)

(57) [Claims] 1. A hook-shaped downward engaging portion is formed at a lower edge on the eaves side when set on a roofing base material, and an upper edge on the ridge side when set on a roofing base material. A lateral thatch system in which an upward engaging portion that engages with the hook-shaped downward engaging portion is formed, and is fixed to the roof base material via a fixing plate that engages with the upward engaging portion. In the metal roof panel of, the porous strip-shaped elastic bodies are provided at the left and right side end portions along the roof slope direction when set on the roof base material, and the porous strip-shaped elastic body and the side end portions thereof are a U shaped metal plate collar is fitted to cover the joint portion Rutotomo
In addition, the porous band-shaped bullets when set on the roof base material
At least the eaves-side lower end of the body is the metal plate color
A thatched metal roof panel that is characterized by protruding outwards from the roof. 2. The thatched metal roof panel according to claim 1.
Joining side-by-side roofing metal roof panels that are joined adjacent to each other.
In the combined structure, the adjacent lateral thatched metal roof panels are formed by abutting the side portions of the metal plate collars of each other and bending them inwardly from above to the left and right side edges of the joint plate. The joining structure of the side-roof metal roof panels, wherein the adjacent side-roof metal roof panels are laterally connected to each other by fitting the fitting portion to the upper end of the metal collar. 3. When it is set on a roof substrate,
A hook-shaped downward engaging part is formed on the lower edge of
The hook is on the upper edge that is the ridge side when set in the ground material
An upward engaging portion that engages with the downward engaging portion of
The roof through the fixing plate that engages with the upward engaging portion
Odor for roofing metal roof panels fixed to the base material
Along the roof slope direction when set on the roof base material
Porous band-shaped elastic bodies are provided at the left and right side ends, and
Porous band-shaped elastic body and joint portion between the elastic body and the side end portion
Do not fit a metal plate collar with a U-shaped cross section so that
Side-by-side metal roof panels adjacent to each other said metal
The side portions of the plate collars are abutted, and the joy is applied from above them.
Fitting formed by bending inward on both left and right edges of the panel
The mating part is fitted to the upper end of the metal collar.
In, Yoko葺-out metal roofing panels to each other is connecting the lateral to the adjacent
Joining structure of horizontal thatched metal roof panel, or request
Item 2 The joint structure of the thatched metal roof panel
The adjacent horizontal thatched metal roof panels in continuous
And a plurality of adjacent roofing metal roof panels,
Height changes as the plate color goes from the ridge side edge to the eaves side edge
The upper end portions of the plurality of metal plate collars having a straight shape and aligned in the gradient direction
By inserting the joint plate into
Multiple side-roofed metal roof panels
Panels with a thatched metal roof that are connected horizontally
Le junction structure. 4. The thatched metal shop according to claim 2 or 3.
In the joint structure of the root panels, the thickness of the adjacent thatched metal roof panels is different.
The joy having a stepped portion formed in the longitudinal direction according to the difference in thickness.
The adjacent horizontal metal
A metal characterized by horizontally connecting roof panels
Roof panel joint structure.