JP2002180609A - Solar battery panel array mounted on folded plate roof and its mounting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a solar battery panel array offering light and simple construction permitting factory assembly before mounting and simple mounting on a roof of a folded plate structure. SOLUTION: A reinforcing vertical cleat 33 and a reinforcing lateral cleat 34 are mounted in a lattice form on the lower face of a plane portion of a mounting board 32 having a leg portion 321 and a mounting portion 323 formed by folding the square plane portion at its sides corresponding to a solar battery module 31 and the solar battery module 31 is pasted to the upper face thereof so that the edge in the lateral direction is pushed against a batten 35 via a water stop tape 38.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a solar cell panel array (single or plural solar cell modules are mounted on a mounting base plate) which is mounted on a folded plate roof formed by bending a steel plate and forming top and bottom portions at predetermined intervals. And its mounting structure. In particular, the present invention relates to a solar cell panel array to be mounted on a large folded steel plate roof used as a roof of a large building such as a factory building, a warehouse, a gymnasium, and a mounting structure thereof. In addition, on the steel plate folded plate roof, the top of the adjacent folded plate is overlapped and tightened to the tight frame using bolts (lap type) (also called bolt type) and one without bolts Covering the edge of the roofing material with the edge of the other roofing material and winding it into close contact.
There is.

[0002]

2. Description of the Related Art From the viewpoint of energy saving, solar cells which generate electricity by sunlight have been attracting attention, and it has become popular to install a solar cell module on a roof of a general house or the like to save power by fossil fuels or the like. JP 11-2011
Japanese Patent Application Laid-Open Publication No. H08-27139 describes a fixing device for mounting solar cells on a roof of a house, but the structure is complicated since a gantry arranged in a direction perpendicular to the inclination is positioned by a gantry holding device provided in a rafter direction. In addition, bolts for fixing the gantry holding device are penetrated from the roof through a field board or a bark. Not limited to this example, various mounting structures for penetrating nails and wood screws through the waterproof layer of the roof have been proposed, but all have a serious problem that the waterproof performance of the roof may be reduced. .

Japanese Unexamined Patent Publication No. Hei 11-13238 discloses a mount for a solar cell module, which is characterized in that it is possible to omit the drilling of a vertical crosspiece to be adjusted on site. In the method of assembling the vertical and horizontal crossings, the mounting bracket for fixing the vertical crosses is fixed to the bark that penetrates the roof and the ground board. in this way,
Most conventional solar cell module mounting structures consist of assembling a base with a complicated structure on the roof, and attaching nails and wood screws by penetrating the roofing material. It was not only dangerous to increase, but also the waterproof performance could be reduced.

On the other hand, the mounting structure of the solar cell module described in Japanese Patent Application Laid-Open No. 9-177272 discloses a combination type mounting hardware 51, 52 having mounting bolts 54 provided on the upper surface as shown in FIG. Bolt 53
The mounting hardware 51 has a concave shape with an open lower surface, and the mount metal 52 has a concave shape with an open upper surface. This mounting structure does not require screws to penetrate the roofing material, but can be used only when the shingle has a constriction as shown in FIG.

[0005]

The mounting structure of the solar cell module has many problems as described above. However, particularly when the solar cell module is mounted on a folded plate roof of a large building, the area of the solar cell panel is large. To achieve this, it is required to withstand wind pressure for a long period of time and have good rainfall. The present invention solves the problems of the prior art, and can be assembled in a factory before installation with a lightweight and simple structure,
In particular, it is an object of the present invention to provide a solar cell panel array that can be easily attached to a folded-plate roof of a large building, can withstand wind pressure for a long period of time, and has good rainfall, and an attachment structure thereof.

[0006]

SUMMARY OF THE INVENTION The present invention is a solar cell panel array in which a solar cell module is attached to a mounting plate for installation on a folded-plate roof, wherein the mounting plate has four sides. A flat part having a shape, a foot part supporting both ends of the flat part from below, and a mounting part provided at a lower end of the foot part for fixing a mounting base plate on a folded plate roof, The solar cell module is attached to an upper surface of the flat portion, and a reinforcing bar having a height equal to or less than the height of the foot portion is attached to a lower surface of the flat portion.

Specifically, it is preferable that the mounting base plate is formed by bending a metal plate, and the reinforcing bar is formed by assembling reinforcing vertical bars and reinforcing horizontal bars in a lattice shape. Is preferred.

[0008] Further, a cushioning material interposed between the solar cell module and the flat portion is disposed at both lateral ends of the solar cell module, and at a laterally inner portion than the cushioning material. The solar cell module is attached to the flat surface with an adhesive or a double-sided adhesive tape, and the vertical edge of the solar cell module is pressed against the mounting table by a panel holding member, and the horizontal edge is a waterproof tape. It is preferable to be pressed against the mounting table by a pressing edge via a.

The present invention also provides a solar cell panel array mounting structure in which the above-described solar cell panel array of the present invention is installed on a stacked folded-plate roof, wherein the mounting portion has a bolt hole. The mounting portion is fixed to the upper surface of the roof folded plate of the lap-folded roof by inserting a bolt mounted upward in the bolt hole into the tight frame of the lap-folded roof.

Further, the present invention is a mounting structure of a solar cell panel array in which the above-mentioned solar cell panel array of the present invention is installed on a folded folded-plate roof, wherein the mounting portion has a bolt hole. At the top of the fly shingle roof, a fitting was provided to engage the constricted portion of the roof fold plate across the fly of the fly shingle roof, and was attached upwardly to the fitting. By inserting a bolt into the bolt hole, the mounting portion is fixed to the upper surface of the roof folded plate of the fly-folded roof.

[0011]

FIG. 1 is a perspective view showing a solar cell panel array 3a, 3b, 3c according to the present invention. FIG. 1 (a) shows one solar cell module 31 in which unit solar cells are arranged in nine rows and six rows. Group, (b)
Indicates the case where the same solar cell module has two in the tree direction, and FIG. The overall width is about 900 mm, and the length in the direction of the rafter is about 1.3 m and 2.5 m, respectively.
m and 3.6m.

In this solar cell panel array, a quadrilateral metal plate is bent to form a flat portion 322, a foot portion 321 located on both sides of the flat portion 322, and a mounting portion 323 located at a lower end of the foot portion 321. Flat part 322 of the mounting base plate 32
A predetermined number of solar cell modules 31 are attached to the upper surface of the solar cell module, and the vertical edges of the solar cell module 31 are pressed and fixed to the mounting base plate 32 by holding metal 39, and the horizontal edges of the solar cell module 31 are further pressed. It is configured to be held down by the rim 35.

The solar cell panel array is mounted on the top of the folded-plate roof by the mounting portion 323. First, a description will be given of a case where the mounting structure is mounted on a foldable folded-plate roof.

The foldable folded roof has the structure shown in FIG. FIG. 9 is a perspective view showing a part of the foldable folded roof 1. In this example, the folded roof 11 (11a, 11b) has two tops at both ends and one bottom in the middle. The tops of two adjacent roof folded plates 11a and 11b are superimposed on the mountain of the tight frame 12, and the bolt 121 and the nut 122 with the washer which are caulked to the tight frame 12 are formed. To secure it.
As the bolt 121, a sword-point bolt is used in an upward direction, and a packing material is inserted between the nut 122 with the washer and the roof folded plate 11 (11a, 11b) to perform rain.

FIG. 2 is a perspective view showing a state where the solar cell panel array 3 of FIG.
3 is a cross-sectional view in the short side direction (lateral direction), FIG. 4 is an enlarged and exploded partial cross-sectional view of a portion A, which is a main part of FIG.
FIG. 5 is a cross-sectional view in the long side direction (longitudinal direction) (a cross section taken along the line BB in FIG. 3), which is attached to a folded plate roof having a pitch of 300 mm across four peaks including two intermediate peaks.

Therefore, as shown in FIG. 1, the mounting base plate 32 of the solar cell panel array of the present invention is provided with feet 321 for supporting both ends of a quadrangular flat portion to which the solar cell module 31 is attached, from below. Is formed. The mounting table 32 can be easily manufactured by bending and molding a metal plate. As shown in FIGS. 3 and 4, on the lower surface of the mounting base plate 32, in order to enhance the bending rigidity of the mounting base plate 32, a reinforcing vertical bar 331 and a reinforcing horizontal bar 332 are assembled in a lattice shape. Is attached. The reinforcing vertical rails 331 extend in the vertical direction, for example, at a pitch of 300 mm and at equal intervals.
3 and the reinforcing horizontal rail 332 is perpendicular to the reinforcing vertical rail 331, for example, a self-drilling screw 341.
Fixed at. Then, the height of the reinforcing vertical rail 33 (the reinforcing vertical rail 33
The total height h) of 1 and the reinforcing cross bar 332 is the foot 3 of the mounting base plate.
The dimensions are set so that the height is 21 or less.

A tape-like cushioning material 36 is provided on both ends of the flat surface of the mounting base plate 32 in the lateral direction of the solar cell module.
The solar cell module 31 is attached to a portion inside the cushioning member 36 with an industrial double-sided adhesive tape 37 arranged at intervals in this example. In this manner, the solar cell module 31 is fixed to the mounting base plate 32, and the vertical edge of the solar cell module 31 is further pressed against the mounting base plate 32 by the holding metal 39, and the solar cell module 31 is further fixed. Is pressed down by the pressing rim 35 via the waterproof tape 38. The solar cell module 31 is inserted by inserting the waterproof tape 38.
In addition to preventing rainwater from entering the lower surface of the press rim 35, the press rim 35 made of metal is prevented from directly contacting the surface of the solar cell module 31.

It is desirable that the cross-sectional shape of the pressing edge 35 is such that it is exactly overlapped with the foot portion 321 of the mounting base plate 32 and the mounting portion 323. The pressing edge 35 is pressed against the solar cell module 31 and a blind rivet 341 or a self-drilling screw is driven into the overlapping portion with the foot 351 on the side surface to fix the solar cell panel array 3.

FIG. 3 shows a terminal box 311 provided at the end of the solar cell module 31.
From here, a lead wire (not shown) is drawn out. Therefore, the mounting base plate 32 needs to be provided with an opening at the position of the terminal box 31. The lead wire is
In addition, it is possible to arbitrarily wire the space formed by the reinforcing cross bars 34.

The mounting base plate 32, the pressing edge 35 and the like constituting the solar cell panel array 3 of the present invention are all made of the same material as the folded roof plate. The use of extruded aluminum material is advantageous for weight reduction, but if a material different from the material of the folded roof is used, a battery is formed between the folded roof and rainwater, etc., causing corrosion. This is because there is a concern. Therefore, when the folded roof plate is made of steel, for example, it is preferable that the mounting base plate 32 and the pushing edge 35 are also made of steel.

The above-mentioned assembling work of the solar cell panel array 3 can be performed at a factory, not at a high place on a roof. Therefore, the quality of the solar cell panel array 3 is stabilized, and the load of on-site construction is reduced.

As shown in FIGS. 3 and 4, the solar cell panel array 3 is mounted on the roof by folding the solar cell panel array 3 at a predetermined mounting position on the roof. If the washer nut 122 is attached to the bolt 121 mounted upward on the tight frame 12, remove the washer once, and then insert the pushing edge 35 and the mounting portion 323 of the mounting base plate into the bolt 121 to wash the washer. By tightening the attached nut 122, the operation can be easily performed in a short time.

At this time, in order to prevent rainwater transmitted along the back surface of the solar cell panel array 3 from entering through the bolt holes,
It is preferable to insert a packing or a sealing material between the mounting portion 323 and the folded roof plate 11.

Next, the solar cell panel array 3 of the present invention
The installation structure of the Nohaze type folded plate roof will be described.

FIG. 10 is a front view showing a roof folded plate 21 of the folded roof 2 in this example. In this example, the roof folded plate 21 is bent with both ends at the top and the middle at the bottom. A first edge 211 having a substantially circular cross-section is formed at the top, a second edge 212 having a substantially triangular cross-section is also formed upward from the other apex, and a locking portion 213 is provided at the lower part of the neck at both tops. ,
214 are formed.

FIG. 11 is a partial front view showing a connection portion between two adjacent roof folded plates 21a and 21b of the fly-type folded plate roof 2.
The left first edge 211 of the right roof folded plate 21b is wound around the right second edge 212 of the left roof folded plate 21a.
And the two roof folded plates 21a and 21b are connected,
By tightening the edge 211, the edges 211 and 212 are integrated and the roof folding plates 21a and 21b are connected, and at the same time, the respective locking portions 214 are locked to the tight frame 22 for the fly type. Is shown. In the case of a foldable folded roof, there are no bolt holes, which is advantageous in terms of raining.However, wrapping at the time of crimping is performed so that there is no "leakage" due to gaps in the bulge or capillary action. Need attention.

FIG. 6 is a perspective view showing a state in which the solar cell panel array 3 of FIG.
8 is a cross-sectional view in the short side direction, and FIG. 8 is a partial cross-sectional view showing the main part of FIG. 7 in an enlarged manner without the solar cell panel array 3 attached thereto. It is attached to the roof over four peaks including two intermediate peaks.

In the case of the folded-type roof, the bolts do not project from the upper surface of the roof.
Is mounted, and the pressing edge 35 of the solar cell panel array 3 and the mounting portion 323 of the mounting base plate are inserted into bolts 231 mounted upward on the mounting hardware to be fixed to the upper surface of the folded roof plate.

The fitting 23 has a shape that straddles the barb, and its foot engages from the outside with the barb-type tight frame 22 that engages the roof fold plate 21 via the roof fold plate 21. The upper surface has a top portion on which a bolt 231 is caulked upward. As is clear from FIG. 6, if the mounting hardware 23 is arranged at a predetermined position, the state on the roof becomes the same as that of the foldable roof, so that the solar cell panel array 3 can be mounted on the roof.

As the mounting hardware 23, other than those shown in FIGS. 7 and 8, for example, the mounting hardware shown in FIG.

In the case of the pile type, the work on the roof is often performed as much as the mounting hardware 23 in comparison with the case of the pile type. However, assembling the solar cell panel array 3 at the factory is completely different from the case of the pile type. In the same way, stable quality and reduced burden of on-site construction are achieved.

The installation work of the solar cell panel array of the present invention is as simple as mounting the solar cell panel array assembled in a factory at a predetermined position with bolts, and is performed in parallel with the roof work during the construction of the building. Of course, it is possible, but it can also be performed on a roof that has already been completed, so it is easy to install solar cells not only in new buildings but also in existing buildings, contributing to the spread of solar cells. Can greatly contribute to fossil energy conservation. In addition, replacement when the solar cell is deteriorated or broken down is also easy.

[0033]

According to the present invention, the construction of a solar panel array that can be assembled in a factory reduces on-site work in on-site construction, shortens the construction period, improves safety, and improves the construction of new and existing solar panels. Regardless of the type, it can be widely attached to a folded roof, contributing to the spread of solar cells. Further, the solar cell panel array of the present invention can reliably withstand wind pressure despite its large size, has good rainfall, and can withstand long-term use. As a result, an excellent effect is obtained in that the solar energy can be stably used by using the large folded plate roof, which can greatly contribute to energy saving.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a solar cell panel array according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a state in which the solar cell panel array of the present invention is mounted on a stacked folded-plate roof.

FIG. 3 is a cross-sectional view in the short side direction in a state where the solar cell panel array of the present invention is mounted on a foldable roof.

FIG. 4 is an enlarged partial cross-sectional view of a portion A in FIG. 3;

FIG. 5 is a cross-sectional view in the long-side direction in a state where the solar cell panel array of the present invention is mounted on a foldable roof.

FIG. 6 is a perspective view showing a state in which the solar cell panel array of the present invention is mounted on a folded folded-plate roof.

FIG. 7 is a cross-sectional view in a short side direction of a state where the solar cell panel array of the present invention is mounted on a folded folded-plate roof.

8 is an enlarged partial cross-sectional view showing a main part of FIG. 7;

FIG. 9 is a perspective view showing a part of a foldable shingle roof according to the present invention.

FIG. 10 is a front view showing a roof folded plate of a hazel type folded plate roof according to the present invention.

FIG. 11 is a partial front view showing a connection portion of a folded-type roof panel according to the present invention.

FIG. 12 is a front view showing a mounting hardware of a conventional solar cell module.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Stacked folded-plate roof 2 Spread-folded roof 3 Solar panel array 11 Stacked-split folded-sheet 12 Tight frame 21 Splash-folded folded-plate 22 Tight frame for sprinkle-type 23 Mounting hardware 31 Solar cell module 32 Mounting Base plate 33 Reinforcement bar 331 Reinforced vertical bar 332 Reinforced horizontal bar 35 Push edge 36 Buffer material 37 Double-sided adhesive tape 38 Water stop tape 39 Holder 51, 52 Mounting bracket 53 Tightening bolt 54 Mounting bolt 121 Bolt 122 Nut with washer 231 Bolt 311 Terminal box 321 Foot (of mounting base) 322 Flat part (of mounting base) 323 Mounting part 341 Self-drilling screw 351 Blind rivet

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Yutaka Shimo 2-3-2 Uchisaiwaicho, Chiyoda-ku, Tokyo Inside Kawasaki Steel Corporation (72) Inventor Haruzo Kikukawa 2-3-2 Uchisaiwaicho, Chiyoda-ku, Tokyo Inside Kawasaki Steel Corporation (72) Inventor Takumi Kaneko 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation Inside (72) Inventor Masanori Okuyama 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation In-house (72) Inventor Naoko Oyama 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation Inside (72) Inventor Noriaki Shibuya 22-22 Nagaikecho, Abeno-ku, Osaka City, Osaka Sharp Corporation (72) Inventor Tetsumasa Umemoto 22-22 Nagaikecho, Abeno-ku, Osaka-shi, Osaka F-term in Sharp Corporation (reference) 2E108 AA02 GG16 KK01 LL01 MM05 NN07 5F051 BA03 JA09

Claims (6)

[Claims] 1. A solar cell panel array in which a solar cell module is attached to a mounting base plate for installation on a folded-plate roof, wherein the mounting base plate has a quadrangular flat portion, and the flat portion. And a mounting portion provided at a lower end of the foot portion for fixing a mounting base plate on a folded plate roof, wherein the solar cell module has a flat surface portion. A solar panel array, which is attached to an upper surface, and a reinforcing bar having a height equal to or less than the height of the foot portion is attached to a lower surface of the flat portion. 2. The solar cell panel array according to claim 1, wherein the mounting base plate is formed by bending a metal plate. 3. The solar cell panel array according to claim 1, wherein the reinforcing bar is formed by reinforcing vertical bars and reinforcing horizontal bars in a lattice shape. 4. A cushioning material interposed between the solar cell module and the flat portion is disposed at both lateral end positions of the solar cell module, and at a laterally inner portion of the cushioning material. The solar cell module is attached to the flat portion by an adhesive or a double-sided adhesive tape,
The solar cell panel array according to any one of claims 1 to 3, wherein a vertical edge of the solar cell module is pressed against the mounting table by a holding metal. 5. A mounting structure for a solar cell panel array in which the solar cell panel array according to claim 1 is installed on a foldable folded roof, wherein a bolt hole is provided in the mounting portion. By inserting a bolt that is upwardly attached to the tight frame of the lap-folded roof into the bolt hole, the mounting portion is fixed to the upper surface of the roof fold-plate of the lap-folded roof. Characteristic solar cell panel array mounting structure. 6. A mounting structure for a solar cell panel array, wherein the solar cell panel array according to any one of claims 1 to 4 is installed on a foldable folded roof, wherein a bolt hole is provided in the mounting portion. A fitting for engaging with the constricted part of the folded roof is installed on the top of the folded roof, and a bolt that is attached upward to the fitting is inserted into the bolt hole. The mounting structure for a solar cell panel array, wherein the mounting portion is fixed to an upper surface of a roof folded plate of a fly-type folded roof by being inserted.