JP3416927B2 - How to install the solar cell device on the roof - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for installing a solar cell device on a roof for installing a solar cell device on the roof of a house or the like.

[0002]

2. Description of the Related Art In recent years, due to global environmental problems, attention has been paid to a solar cell device that is installed outdoors to generate a photovoltaic power. Is being implemented to cover daytime power consumption.

Conventionally, as a method of installing a solar cell device on a roof, Japanese Patent Laid-Open No. 8-284351 (IPC:
As disclosed in E04D 13/18), a base support frame is fixed on the roof, and a solar cell panel is attached to this frame.

According to the above method, the solar cell device can be easily installed on the existing roof, but a base support frame for mounting the solar cell panel is required, and there is a drawback that the cost is increased accordingly. .

Further, Japanese Patent Laid-Open No. 8-93159 (IP
C: E04D 13/18) discloses a method of mounting a solar cell device on a roof without using a pedestal.
This method, as shown in FIG.
The waterproof paper 31 is laid on the entire surface of the 0. The pier 33 is arranged at a position overlapping the barrel 32 through the waterproof paper 31 and along the slope of the roof, and a long screw nail is used for the barrel 33. To fix. Then, the pier 33 is further covered with the waterproof paper 30a, and the slab metal plate 34 whose side edges are bent for draining is further covered on the pier 33.
The color vest 36 is fixed together with the new waterproof paper 35 over the entire surface of the roof except for 3, and a sealing material is applied to the contact corners between the scrap metal plate 34 of the stake 33 and the color vest 35.

In the solar cell module 40, an angle metal fitting 42 for mounting is attached to a frame 41 made of an aluminum alloy by bolts 43, and the angle metal fitting 42 mounted on the solar cell module 40 is mounted on the pier 33. It is arranged at a predetermined position, and is fixed to the crosspiece 33 by a module mounting screw 44. Furthermore, the cover plate 45 is fixed to the vertical gap between the solar cell modules 40 adjacent to each other on the left and right from above, and is fixed on the slab 33 with the screw 46 to cover the angle metal fitting mounting portion.

[0007]

According to the above-mentioned method, the solar cell module 40 can be installed on the roof without using the base mount. However, in the above-described method, the angle fitting 42 is attached to the frame 41 of the solar cell module 40 with the bolt 43, and is fixed to the pier 33 with the screw 44. For this reason, at the time of maintenance and inspection, when it is necessary to repair or replace the solar cell module 40 or to repair or replace the wiring between the solar cell modules 40, 40, the screw 44 is removed and the solar cell module is removed. 40 and wiring need to be checked and replaced.

As described above, the workability is extremely poor if the screw 44 is removed from the spar 33 each time the maintenance and inspection of the solar cell module 40 is performed. If the screw 44 for fixing the angle fitting 42 is removed from the pier 33, then the angle fitting 4 is attached to the pier 33 with the screw 44.
When fixing No. 2, the angle metal fittings 42 cannot be fixed at the same position in terms of strength. Therefore, the screw 44
It is necessary to use the solar cell module 40 to which the angle metal fittings 46 having different positions are attached, or in some cases, to remove all the solar cell modules and change their respective positional relationships, resulting in extremely poor workability. Moreover, if the screw 44 is repeatedly removed from the pier 33 or is struck, not only will the strength of the pier 33 decrease, but the waterproofness of that part will also deteriorate, causing problems such as rain leakage. 33 will need to be replaced,
Maintenance and inspection is very costly and troublesome.

In addition, at the time of maintenance and inspection, a method of removing the bolt 43 of the angle fitting 42 and separating the angle fitting 42 and the solar cell module 40 without removing the screw 44 may be considered. But solar cell module 4
Turn your hand to the back of 0
It is extremely difficult to remove the bolt 43 with a slight gap between 0 and 40, and the feasibility is poor.

Further, the frame body 4 of the solar cell module 40.
1 has an accurate mechanical size. On the other hand, the roof has various shapes, and the interval between the stiles 33, 33 installed on the roof often varies compared with the size of the frame body 41, and the angle metal fittings 42 are well arranged on the stile 33. It may not be installed. In this case, it is necessary to replace the pier 33 or add another pier 33. Also, in order to arrange the stake 33 on the roof in accordance with the dimensions of the frame 41, it is necessary to have a contractor such as a carpenter carefully carry out the work to a predetermined finishing dimension, which is a burden on the contractor. There is a problem that

The present invention has been made to solve the above-mentioned conventional problems, and provides a method of installing a solar cell device on a roof so that the workability is excellent and maintenance and inspection can be easily performed. The purpose is to do.

[0012]

SUMMARY OF THE INVENTION According to the present invention, a shackle is fixed on a base plate along the slope of a roof, and a mounting plate portion has a small number.
The column part with the screw part at the tip of the at least tip was fixed upright.
Prepare a support bracket, and attach the mounting plate of the support bracket to the
Put on桟木, mounting of the via mounting plate portion mounting the support bracket to <br/> the桟木, the support fitting part of the frame of the solar cell modules having been subjected to the frame to the solar cell unit Board
Place it on a part of the plate surface and have a hole for the post
The pressing metal fitting is placed on the frame body in a state of being inserted into the pillar portion, and the pressing metal fitting is pressed downward by a nut screwed to the screw portion of the pillar portion to fix the frame body, and the solar cell module Is installed.

According to the above construction, the solar cell module can be installed on the roof without using the base stand by directly mounting the solar cell module on the support fitting fixed on the pier. Further, since the edge of the solar cell module can be placed on the mounting plate portion of the support fitting and fixed by the pressing plate, the so-called light receiving surface side can be mounted on the module, and the workability is improved.

Further, when it is necessary to remove the solar cell module at the time of maintenance and inspection, the solar cell module can be easily removed by simply removing the pressing plate from the light receiving surface side. Improve to. Moreover, since it is not necessary to remove the support fitting itself fixed to the pier,
The pier is not damaged unnecessarily, and the durability of the pier is significantly improved.

[0015] may be thicker than the thickness of the wire cable between the supporting metal member photovoltaic module Ri with a plate thickness of the plate portion taken of.

As described above, by making the plate thickness of the mounting plate portion of the support fitting thicker than the thickness of the wiring cable, a space for passing the wiring cable is provided between the support fittings, and the wiring cable of the solar cell module is provided. Wiring can be done without pressing with the frame.

Furthermore, it is preferable to cover the metal plate is fixed via an elastic rubber waterproof tape on the桟木, configured to mount the mounting plate portion of the supporting metal member to the cover on the metal plate.

By interposing an elastic rubber waterproof tape such as a butyl-based waterproof tape, the flexibility of the elastic rubber waterproof tape absorbs irregularities on the surface of the pier, and the occurrence of voids between the pier and the cover sheet metal can be suppressed. , The adhesion between the pier and the cover sheet metal is improved.

Further, it is preferable that the frame is provided with a hook-shaped portion projecting outward from the bottom surface and extending upward, and the hook-shaped portion and a part of the pressing metal fitting are engaged with each other.

According to the above construction, the pressing plate and the hook-shaped portion of the frame body of the solar cell module are engaged with each other, and the movement of the solar cell module can be restricted.

Further, the hook-shaped portions are formed on at least two opposite sides of the frame body, and the hook-shaped portions are formed along the slope of the roof.
It is preferable that the frame body is fixed by the supporting metal fittings and the pressing metal fittings at the vertical position with respect to the slope of the roof.

With the above construction, even if there is a slight deviation in the parallelism and the spacing between the piers, it is sufficient for the pressing plate to engage with the hook-shaped portion of the frame of the solar cell module. The accuracy is flexible and the workability of construction of the pier is improved.

[0023]

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

FIG. 1 is a perspective view showing the solar cell modules 1 ... Installed on the roof, FIG. 2 is an exploded perspective view showing the solar cell modules 1 ... Installed on the roof, and FIG. 3 is a solar cell module. 1 is a longitudinal sectional view showing a fixed state, and FIG. 4 is a perspective view showing a state in which the support fitting 2 is mounted on the pier 3.

The solar cell module 1 is composed of, for example, a frame body 1a made of aluminum and a solar cell portion 1b having a plurality of power generation cells made of amorphous silicon or crystalline silicon, and has a flat rectangular shape as a whole. There is. In this embodiment, a solar cell module 1 having a rectangular shape of 1320 mm × 895 mm is used. A collector box (not shown) is provided on the surface of the solar cell module 1 facing the roof side, and the plurality of solar cell modules 1 are electrically connected by connecting the collector boxes with a wiring cable. It

As shown in FIG. 3, the solar cell module 1
The frame 1a is provided with hook-shaped portions 1c protruding outward from the bottom surface thereof and further extending upward on at least two opposite sides of the four sides. The frame body 1a is hollow and light in weight while being relatively thick and sturdy, and is strong enough for an operator to ride on the frame body 1a.

The support fitting 2 for supporting and fixing the solar cell module 1 is composed of a mounting plate portion 2a and a support portion 2b.
As shown in FIG. 4, the mounting plate portion 2a has a flat plate rectangular shape, and from the hole of the mounting plate portion 2a to the pier 3 described later,
For example, it is fixed by hitting the nail 2c. The thickness of the mounting plate portion 2a is larger than that of the wiring cable that electrically connects the solar modules 1 and 1. In this embodiment, a metal plate having a thickness of 8 mm and subjected to anticorrosion treatment is used. Further, the column portion 2b is vertically fixed to the mounting plate portion 2a by, for example, welding, and has a threaded portion formed at least at its tip.

As shown in FIGS. 1 and 2, a pier 3 for fixing the support fittings 2 on the field plate 4 of the shed is fixed to the roof on which the solar cell modules 1 ... Are mounted.
The pier 3 is arranged at a position overlapping the barrel 5 of the shed and along the slope of the roof surface, and is fixed to the barrel 5 with a nail. The piers 3 are arranged in an array and a length corresponding to the arrangement of the solar cell modules 1.

A waterproof sheet 6 such as asphalt roofing is laid on the base plate 4 so as to stand up to the side surface of the pier 3, and a side wall of the pier 3 is provided with a drainage draining metal plate 7 for bending the side edge. . Then, an elastic rubber waterproof tape 8 such as a butyl-based waterproof tape reaching from the upper part of the pier 3 to a part of the drainage drain metal plate 7 is provided on the pier 3, and a cover metal plate 9 having side edges bent for draining is provided thereon. Then, the side surface of the pier 3 is nailed to fix the drainage draining sheet metal 7 and the cover sheet metal 9 to the pier 3.
In addition, a cap 10 is attached to the eaves and the ridge-side end of the pier 3.
Are fixed respectively.

By the way, the cover sheet metal 9 and the pier 3 described above.
The elastic rubber waterproof tape 8 is interposed between the following because of the following reason. Since the support fitting 2 is fixed on the cover sheet metal 9 as described later, if there is a gap between the cover sheet metal 9 and the splint 3, there is a fear that the cover sheet metal 9 will bend. If there is a gap between the two, rainwater will infiltrate through the gap, and there is a fear of promoting the decay of the pier 3. Therefore, by interposing the elastic rubber waterproof tape 8,
The adhesion between the tree 3 and the cover sheet metal 9 is improved.
That is, the elastic rubber waterproof tape 8 is highly flexible, absorbs the irregularities on the surface of the pier 3, and can suppress the formation of voids between the pier 3 and the cover sheet metal 9.

The elastic rubber waterproof tape 8 may have an adhesive portion such as glue on one side or both sides in consideration of workability. For example, when an adhesive portion is provided on the cover sheet metal 9 side, first, the elastic rubber waterproof tape 8 may be adhered to the cover sheet metal 9 and then placed on the pier 3.
On the other hand, when an adhesive portion is provided on the pier 3 side, the elastic rubber waterproof tape 8 may be adhered to the pier 3 side, and then the cover sheet metal 9 may be placed on the pier 3. Furthermore, when the elastic rubber waterproof tape 8 is provided with adhesive parts on both sides, when the elastic rubber waterproof tape 8 is adhered to the cover sheet metal 9 and then placed on the pier 3, when the adhesive part glues, The cover sheet metal 9 is temporarily fixed to the pier 3, and the nailing work of the cover sheet metal 9 becomes easy.

After the cover sheet metal 9 is attached on the pier 3 via the elastic rubber waterproof tape 8, the support metal fitting 2 is arranged at a predetermined position of the cover sheet metal 9, and the cover sheet metal 9 and the elastic rubber waterproof are provided by screw nails or the like. The tape 8 is penetrated and fixed to the pier 3.

Further, the color vest 20 is laid as a roofing material on the entire surface of the roof excluding the portion of the pier 3. As needed,
A sealing material is applied to the corners of the contact portion between the draining sheet metal 7 of the pier 3 and the color vest 20.

As the roofing material, Japanese roof tiles, colored iron plates, etc. can be used in addition to the colored vest.

A fixed number of the support fittings 2 are fixed to the pier 3. In this embodiment, one side of the solar cell module 1 is fixed by two support fittings 2, 2, that is, the solar cell module 1 is supported and fixed by four support fittings 2.

After the support fitting 2 is fixed at a predetermined position on the pier 3, the solar cell modules 1 ... Are placed and placed on the support fitting 2 fixed on the cover sheet metal 9 of the pier 3. At this time, the pillar portion 2b vertically erected on the mounting plate portion 2a of the support metal fitting 2 serves as a footrest for the worker during transportation or distribution work on the roof of the solar cell module 1, and the worker uses the cover sheet metal 9 to cover. You can eliminate the risk of slipping your legs.

Next, the edge of the solar cell module 1 ... (The side on which the above-mentioned hook-shaped portion 1c) is formed is positioned above the mounting plate portion 2a of the support fitting 2, and the pressing plate having a U-shaped cross section. At 11, the solar cell modules 1 ... Are fixed. The pressing plate 11 is provided with a hole through which the support column 2b is inserted. The support column 2b is inserted through this hole, and the nut 12 is screwed into the threaded portion provided on the support column 2b.
When is tightened, the pressing plate 11 is pressed by the nut 12 to fix it. Further, as described above, the pressing plate 11 has a U-shaped cross section, and engages with the hook-shaped portion 1a of the solar cell module 1 so as to restrict the lateral movement of the solar cell module 1. It has become.

The electrical connection between the solar cell modules 1 and 1 is made by passing a wiring cable between the support fittings 2 and 2. As described above, since the plate thickness of the mounting plate portion 2a of the support fitting 2 is thicker than the thickness of the wiring cable, a space for passing the wiring cable is provided between the support fittings 2 and 2. Wiring can be performed without pressing the frame body 1a of the solar cell module 1.

After the solar cell modules 1 ... Are attached to the support fitting 2, the gap between the adjacent solar cell modules 1 and 1 is covered by inserting a decorative cover (not shown).

As described above, by directly attaching the solar cell module 1 to the support metal fitting 2 fixed on the pier 3, the solar cell module 1 ... Can be installed on the roof without using a base mount. . Further, since the edge of the solar cell module 1 can be placed on the mounting plate portion 2a of the support fitting 2 and fixed by the pressing plate 11, so-called module mounting work can be performed from the light receiving surface side, and workability is improved.

Further, when it is necessary to remove the solar cell module 1 at the time of maintenance and inspection, the solar cell module 1 can be easily removed only by removing the pressing plate 11 from the light receiving surface side, and maintenance work can be performed. Sexuality is greatly improved. Moreover, since it is not necessary to remove the support fitting 3 itself fixed to the pier 3, the pier 3 is not unnecessarily damaged. Even if the support fitting 2 is removed from the spigot 3, it can be fixed to the spigot 3 again by slightly moving the support fitting 2 back and forth, and the mounting position of the support fitting 2 can be maintained without sacrificing the strength of the spigot 3. Can be easily changed.

FIG. 5 shows another embodiment of the present invention and is a vertical sectional view showing a state in which the solar cell modules 1 ... Are fixed.

In this embodiment, first, a waterproof sheet 6 such as asphalt roofing is provided on the entire surface of the base plate 4.
After laying, the pier 3 for attaching the support fitting 2 is fixed. Similar to the above-mentioned embodiment, the pier 3 is arranged at a position overlapping the barrel 5 of the shed and along the slope of the roof surface, and is fixed to the barrel 5 with nails.

After fixing the pier 3, a waterproof sheet 6a such as asphalt roofing is provided so as to cover the pier 3.
Is further laid, and a draining sheet metal 7 having side edges bent is provided on the side surface of the pier 3 for draining. Then, an elastic rubber waterproof tape 8 reaching from the upper part of the pier 3 to a part of the drainage drain metal plate 7 is provided on the pier 3, and a cover metal plate 9 whose side edge is bent for draining is put on the elastic rubber waterproof tape 8. A nail is struck on the side surface, and the draining drainage metal plate 7 and the cover metal plate 9 are used.
To the pier 3.

After the cover sheet metal 9 is attached on the pier 3 via the elastic rubber waterproof tape 8, the supporting metal fitting 2 is arranged at a predetermined position of the cover sheet metal 9, and the cover sheet metal 9 and the elastic rubber waterproof are provided by screw nails or the like. The tape 8 and the waterproof sheet 6a are penetrated and fixed to the pier 3.

Further, the color vest 20 is laid as a roofing material on the entire surface of the roof except the portion of the pier 3.

After the support fitting 2 is fixed at a predetermined position on the pier 3, the solar cell modules 1 ... Are placed on the support fitting 2 fixed on the cover sheet metal 9 of the pier 3.

Next, the hook-shaped portion 1 of the solar cell module 1 ...
The side where the c is formed is attached to the mounting plate portion 2a of the support fitting 2.
, And the solar cell modules 1 ... Are fixed by a pressing plate 11 having a U-shaped cross section. The pressing plate 11 is provided with a hole through which the support column 2b is inserted. The support column 2b is inserted through this hole, and the nut 12 is screwed into the threaded portion provided on the support column 2b. As it is tightened, the pressing plate 11 is pressed by the nut 12 to fix it.

Although the color vest 20 is used as the roofing material in the above-mentioned embodiments, the roof bar type roof may be constructed as follows. That is, instead of the drainage draining metal plate 7 described above, a color iron plate bent and formed so as to reach the side surfaces of the adjacent piers 3 and 3 is prepared, and the color iron plate is arranged between the piers 3 and 3, and the pier 3 The cover sheet metal 9 may be placed on the top of the elastic rubber waterproof tape 8 and the cover sheet metal 9 and the color iron plate may be fixed on the side surface of the pier 3.

FIG. 6 is a plan view showing a construction example in which the solar cell modules 1 ... Are installed on the roof R by the method of the present invention.

As described above, in the embodiment of the present invention, the hook-shaped portion 1c is provided on the long side portion of the frame portion 1a of the solar cell module 1. In this construction example, the pier 3
Is installed on the base plate of the roof R with a span of 910 mm. The support metal fitting 2 is provided with a cover metal plate and an elastic rubber waterproof tape so that the support pillar 2b of the support metal fitting 2 is located at a position 330 mm from the upper and lower ends of the solar cell module 1.
It is fixed to the pier 3 with nails. And the metal fittings 13 for slip prevention of the solar cell module 1 ... are each fixed to the part of the pier 3 corresponding to the location located in the lower end part of the solar cell module 1 of the lowermost part. This is because when the solar cell module 1 is placed on the support fitting 2 and not yet fixed, the solar cell module 1 slides and the roof R
Although there is a fear that the solar cell module 1 will fall, the solar cell module 1 can be prevented from falling.

In this construction example, the span between the piers 3 is defined by the dimension of the short side of the solar cell module 1. In this embodiment, it is necessary to fix them on the field board in parallel at intervals of 910 mm. The error range of the distance between the piers 3 and 3 is a range in which the hook-shaped portion can engage with the holding metal fitting, and some accuracy is required. Therefore, as shown in FIG. 7, the solar cell modules 1 are arranged so that the collar-shaped portion of the frame 1a is located in a direction orthogonal to the slope of the roof, that is, a direction orthogonal to the fixing direction of the pier. There is a method of construction. That is, in this embodiment, the adjacent solar cell modules 1 and 1 fixed by the support metal fittings 2 and the pressing plate 11 are the solar cell modules 1 and 1 located in the vertical direction of the roof slope. Further, in this embodiment, the solar cell modules 1 ... Are arranged in a zigzag shape. Therefore, in this embodiment, the piers 3 are fixed on the roof top plate at intervals of 455 mm.

The support metal fitting 2 is fixed at a predetermined position on the pier 3, the solar cell module 1 is placed on this, and is fixed by a pressing plate. At this time, the frame body 1a of the solar cell module 1 is not affected even if the parallelism and the intervals between the piers 3 and 3 are slightly different.
Since it is only necessary to engage the pressing plate with the hook-shaped portion, the construction accuracy is flexible, and the construction workability of the pier 3 is improved. With this arrangement, zigzag arrangement is also easy.

The construction example shown in FIG. 8 is a roof-bar type roof R
The solar cell module 1 ... Also in this embodiment, the cover sheet metal 9 is fixed on the pier 3 via the elastic rubber waterproof tape. In this embodiment, as in the embodiment shown in FIG. 7, the solar cell modules 1 ... Are placed horizontally.

In the construction example shown in FIG. 9, as in FIG. 8, the solar cell module is arranged on the roof R of the roof tile type. In this embodiment, a solar cell module in which a hook-shaped portion is provided on a short side of a frame is used, and the solar cell modules 1 ... Are arranged vertically.

In the embodiment shown in FIGS. 8 and 9,
Similar to the embodiment shown in FIG. 7, even if the parallelism and the intervals of the piers 3 are slightly different, the solar cell module 1
Since the pressing plate may be engaged with the hook-shaped portion of the frame body, the construction accuracy is flexible.

[0057]

As described above, according to the present invention, the solar cell module is directly mounted on the support fitting fixed on the sash so that the solar cell module is installed on the roof without using the base mount. be able to. Further, since the edge of the solar cell module can be placed on the mounting plate portion of the support fitting and fixed by the pressing plate, the so-called light receiving surface side can be mounted on the module, and the workability is improved.

Further, when it is necessary to remove the solar cell module at the time of maintenance and inspection, the solar cell module can be easily removed by simply removing the pressing plate from the light receiving surface side. Improve to. Moreover, since it is not necessary to remove the support fitting itself fixed to the pier,
The pier is not damaged unnecessarily, and the durability of the pier is significantly improved.

[Brief description of drawings]

FIG. 1 is a perspective view showing a solar cell module 1 ... Installed on a roof according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view showing the solar cell module 1 ... Installed on the roof according to the embodiment of the present invention.

FIG. 3 is a vertical cross-sectional view showing the embodiment of the present invention and showing a state in which the solar cell modules 1 ... Are fixed.

FIG. 4 is a perspective view showing an embodiment of the present invention and showing a state in which the support fitting 2 is mounted on the pier 3.

FIG. 5 is a vertical cross-sectional view showing another embodiment of the present invention, showing a state where the solar cell modules 1 ... Are fixed.

FIG. 6 is a plan view showing a construction example in which the solar cell modules 1 ... Are installed on the roof by the method of the present invention.

FIG. 7 is a plan view showing a construction example in which the solar cell modules 1 ... Are installed on the roof by the method of the present invention.

FIG. 8 is a plan view showing a construction example in which the solar cell modules 1 are installed on the roof by the method of the present invention.

FIG. 9 is a plan view showing a construction example in which the solar cell modules 1 ... Are installed on the roof by the method of the present invention.

FIG. 10 is a vertical cross-sectional view showing a method for installing a conventional solar cell device on a roof.

[Explanation of symbols]

1 solar cell module 1a frame 1b Solar cell section 1c Hook 2 Support bracket 2a Mounting plate part 2b support 3 piers 4 ground plate 5 rafters 6 tarpaulin 7 Discarded sheet metal 8 elastic rubber waterproof tape 9 cover sheet metal 11 Press plate 12 nuts

─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Haruya Fujimoto 3-6 Tokiwacho, Tomitabayashi City, Osaka Prefecture Fujimoto Ceramic Co., Ltd. (56) Reference JP-A-8-93159 (JP, A) JP-A 7-150706 (JP, A) (58) Fields investigated (Int.Cl. ⁷ , DB name) E04D 13 / 00,13 / 18 E04D 3/40

Claims (5)

(57) [Claims] 1. A pier is fixed on a field board along the slope of a roof, and a mounting plate section is provided with a screw section at least at its tip.
Prepare the support metal fittings that stand up and fix the above
Place the mounting plate of the metal fitting on the pier and mount it.
A support bracket attached to the桟木through the receiving plate portion, solar
A part of the frame of the solar cell module which has been subjected to the frame to Ikebe
Place it on a part of the plate surface of the mounting plate part of the support bracket,
The pressing metal fitting having a hole through which the strut is inserted is the strut
In inserted condition placed on the frame on the body, the screw of the strut
A method for installing a solar cell device on a roof, characterized in that the solar cell module is installed by fixing the frame body by pressing the pressing fitting downward with a nut screwed to the portion . Wherein on the roof of the photovoltaic device according to claim 1, characterized in that the thicker than the thickness of the wire cable between the supporting metal member Installing with plate solar cell module the thickness of the Installation method. 3. A cover sheet metal is fixed on the pier via an elastic rubber waterproof tape, and the support metal is provided on the cover sheet metal.
The method for installing a solar cell device on a roof according to claim 1 or 2, characterized in that a mounting plate portion of the tool is attached . 4. The frame-like member is provided with a hook-shaped portion that projects outward from the bottom surface and extends upward, and the hook-shaped portion and a part of the holding metal fitting are engaged with each other. 4. The method for installing the solar cell device on the roof according to any one of 1 to 3. 5. The hook-shaped portion is formed on at least two opposite sides of the frame body, and the hook-shaped portion is located in a direction along the slope of the roof, and the hook-shaped portion is in a vertical direction with respect to the slope of the roof. 5. The method for installing a solar cell on a roof according to claim 4, wherein the frame is fixed by a support metal fitting and a pressing metal fitting at the position.