JP2501724B2 - Roof panel with solar cells - 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 panel constituting a roof of a house or the like, to which a solar cell is attached.

[0002]

2. Description of the Related Art Conventionally, a solar cell is installed on the roof of a building structure such as a house, and electric power is supplied from the solar cell to the house to save energy. When installing a solar cell on the roof, a fixed stand type that fixes the panel-shaped solar cell unit provided with the solar cell with a dedicated stand on the existing roof, or a so-called A common method is to cover the roof panel with solar cell tiles.

However, in the means for installing solar cells on these roofs, in the case of a fixed frame type, roof materials such as roof tiles, roof boards, rafters, etc. are damaged and water resistance and durability are obtained for mounting the frame. In addition, it is difficult to make the wires of the solar cell exposed to the outside, and the wires are easily affected by wind and rain or sunlight, and in the case of a solar cell roof tile, it is installed at the joint between the roof tiles. Each of the current-carrying connectors has its drawbacks such as being easily corroded by the intrusion of rainwater.

Therefore, as a new means for installing solar cells on the roof, a plurality of solar cell modules are attached to a roof panel constituting the roof to integrate the two, and a plurality of roof panels with solar cells are arranged. Techniques for installing solar cells at the same time as laying a roof have been developed.

This roof panel with solar cells can avoid the exposure of wiring and the intrusion of rainwater, and can solve the drawbacks of the conventional means for installing solar cells on a roof.

[0006]

By the way, in a house or the like, a roof window is provided on the roof as a means for introducing light into the living room in addition to the window. If it is attached to the entire roof surface, the skylight cannot be provided, and therefore, there has been a demand for a technique capable of providing the skylight on the roof even when using the above-described roof panel with solar cells.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a roof panel with a solar cell in which a skylight can be easily installed.

[0008]

The present invention has been made to achieve the above object, and is a panel-shaped solar cell module in which solar cells are provided on the upper surface of the roof panel body.
A roof panel with a solar cell, in which a roof is attached , and a part of which is a skylight part ,
The core material arranged vertically and horizontally in the frame
Partition and open at least one of these blocks.
Taste and install a transparent panel in the opening to make the skylight part,
By incorporating the solar cell module in another block
It is characterized by being configured Ri.

[0009]

According to the solar cell with a roof panel of the present invention, before
The roof panel body is arranged vertically and horizontally in a rectangular frame.
These blocks are divided into multiple blocks by the core material
Open at least one of the racks and insert a transparent panel into the opening.
As a skylight part, and a solar cell module on another block.
Since it was decided to incorporate a tool, the roof panel body
Each block has a skylight or solar
It becomes possible to incorporate any of the pond modules,
Easy to change the lighting area in the house by skylight
Become. Accordingly, even if the roof panel constitutes the entire surface of the roof, it is not necessary to provide a skylight again, and it is possible to easily illuminate the interior of the house.

[0010]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a state in which the solar cell-equipped roof panel 1 of the embodiment is mounted as a roof of a house. As many roof panels 1 as necessary are attached, and the number may be one or may be attached so as to constitute the entire surface of the roof.

This roof panel 1 is a panel-shaped solar cell module (hereinafter simply referred to as a module) 3 in which solar cells are provided on the upper surface of a rectangular roof panel body 2.
Is attached and pasted, and is stretched from the eaves P side to the ridge Q side along the slope of the roof.

As shown in FIGS. 2 and 3, the roof panel main body 2 has a plurality of core members 6 on the upper and lower surfaces of a rectangular plywood 5 having an asphalt roofing 4 on the upper surface.
The rafter 7 and the rafter 7 are assembled in a lattice shape and fixed to each other by means such as adhesion and nailing.

The upper surface of the plywood 5 has cores 6 assembled vertically and horizontally.
Is divided into a plurality of rectangular blocks having the same size. In the case of this embodiment, this block is 4 vertically.
There are a total of twelve in total, twelve in total, of which there are a total of twelve in total.

The core material 6 is of two types: a vertical core material 6a extending over both ends of the roof panel main body 2 in the longitudinal direction, and a horizontal core material 6b arranged between the vertical core materials 6a orthogonal to the vertical core material 6a. The horizontal core member 6b is thinner than the vertical core member 6a, and the horizontal core member 6b is fixed to the vertical core member 6a so that the upper surfaces of both members are flush with each other. The horizontal core member 6b is slightly separated from the plywood 5 and is in a floating state.

In the module 3, a plurality of solar cells 10 each having a solar cell (not shown) built in a substantially square transparent plate 9 are formed in a rectangular shape by a joint (not shown) (in this case, 6 sheets in the vertical direction. It is a panel-shaped product that is composed of 4 sheets in total (24 sheets in total). The solar cell is an energy converter using a PN junction, for example, a P-type layer having a thickness of 1 to 3 μ is formed on an N-type Si substrate, and light is emitted from the surface to P-type.
The one that reaches the N-junction and utilizes its photovoltaic effect is used.

These modules 3 are the roof panel body 2
And the external dimensions are substantially the same. As shown in FIG. 4, the frame 11 has a flat upper plate 13 having sealing materials 12 adhered to the lower surfaces of both ends in the width direction and a flat upper plate 13 having sealing materials 14 applied to the upper surfaces of both ends in the width direction. A frame member 17 composed of a plate 15 and a packing 16 sandwiched between the seal member 13 and the upper end portion of the lower plate 15.
Is framed in a grid pattern corresponding to the blocks, and after the lower plate 15 is fixed to the vertical core member 6a and the horizontal core member 6b by nailing or the like, each module 3 (transparent plate 9 of module 3) The edge of the seal is sandwiched between the sealing materials 12 and 14, and the upper plate 13
By connecting the lower plate 15 to the lower plate 15 by means such as screwing,
Each module 3 is fitted between each frame member 17 excluding the portion corresponding to the skylight portion 8. The sealing materials 12, 14 and the packing 16 are preferably made of butyl rubber or the like.

Each module 3 is attached to the frame 11 in this way, and the frame 11 is
A roof panel 1 in which a plurality of modules 3 are attached by placing the lower surface of the frame material 17 in alignment with the vertical core material 6a and the horizontal core material 6b of the roof panel body 2 and fixing them by means such as adhesion. Is configured.

As described above, the roof panel 1 is in a state in which the horizontal core member 6b is slightly separated from the plywood 5 and floats, so that the roof panel 1 is provided between the plywood 5 and the module 3 from the eaves side P side. It has a ventilation layer 1A extending toward the Q side. Further, the vertical core member 6a is also provided with a notch (not shown) for communicating the laterally adjacent ventilation layers 1A for each block.

On the side of the eaves P, the eaves ventilation gallery 25
However, the ridge ventilation hardware 26 is provided on the ridge Q side, and the outside air is configured to reach the ridge ventilation hardware 26 from the eaves ventilation gallery 25 through the ventilation layer 1A and to be discharged to the outside. There is. The broken line arrow in FIG. 1 indicates the flow of the outside air.

Next, the skylight portion 8 will be described. The block corresponding to the skylight portion 8 of the roof panel body 2 is notched and opened, and the upper surface of the edge of the plywood 5 around the opening 2A is formed. , The vertical core member 6a and the vertical core member 6a
The horizontal core member 6B having the same thickness as the above is fixed, and the rafter 7 is fixed to the lower surface.

Further, a glass (transparent panel) 18 is fitted between the frame members 17 corresponding to the skylight 8 of the frame 11. The glass 18 has a rectangular shape having the same outer dimensions (length, width, thickness) as the module 3, and is fitted into the frame member 17 like the module 3.

On the vertical core material 6a and the horizontal core material 6B around the skylight portion 8, the asphalt roofing 4 is provided.
And a draining plate 19 having a U-shaped cross section is fitted and fixed thereon. The draining plate 19 includes the vertical core member 6a and the horizontal core member 6 together with the lower plate 15 of the frame 11.
It is stuck to B.

On the other hand, as shown in FIGS. 2 and 3, the ceiling 20 below the roof is constituted by a ceiling plate 22 made of gypsum board or the like stretched over a field edge 21.
The portion corresponding to the opening is opened by cutting or the like, and the opening 20A
Are formed. In addition, the beam 2 is also provided above the ceiling plate 19.
3 is provided.

Then, above the opening 20A of the ceiling 20,
The roof panel 1 is arranged by aligning the skylights 8 and the rafter 7 and the upper beam 23 which are aligned with each other are fixed to each other by means such as adhesion and nailing, and the roof panel 1 is attached to the ceiling 20.

Then, a partition plate 24 made of gypsum board or the like is attached from the vertical core member 6a and the horizontal core member 6B around the skylight 8 to the opening edge of the ceiling plate 22. The upper end portion of the partition plate 24 has the drain plate 19 and the vertical core member 6a.
And the horizontal core 6B. This partition plate 24
Is affixed to the roof panel body 2 in the skylight part 8 and the openings 2A and 20A of the ceiling 20 in all directions, and at least the lower edge 21 and the vertical core member 6a and the horizontal core member 6B are bonded or nailed. It is fixed by means. As a result, the sky can be looked up through the glass 18 from the inside of the house, such as a room below the ceiling 20, and sunlight can be inserted into the house.

In the roof panel 1, each module 3 is connected in series to the ventilation layer 1A by an electric wire routed as indicated by the alternate long and short dash line 27 in FIG.
6 is connected to a charging means (not shown) provided in the house J, and indoor wiring is made from this charging means to supply electric power.

According to the roof panel 1 of this embodiment having the above structure, the roof panel main body 2 is assembled with the upper surface of the plywood 5 vertically and horizontally.
Each core material 6 is divided into a plurality of blocks,
One block is the skylight part 8 and the other blocks
Since the module 3 is attached to the roof panel body
If necessary, the skylight 8 or
Can incorporate any of module 3, skylight
It is possible to easily change the lighting area in the house by section 8.
Wear. Therefore, even if the roof panel 1 constitutes the entire surface of the roof, it is not necessary to provide a skylight again, and it is possible to easily illuminate the interior of the house.

Further, since the ventilation layer 1A is formed between the roof panel body 2 and the module 3, heat dissipation of the module 3 is performed and the temperature rise is suppressed. Moreover, since the ventilation layer 1A extends from the eaves P to the ridge Q and extends along the gradient, the ventilation layer 1A extends from the eaves P to the ridge Q in the ventilation layer 1A.
An ascending air current is generated toward and the air flow in the aeration layer 1A is active due to the ascending air current, so that the suppressing effect of the temperature increase of the module 3 is further promoted. As a result, the energy conversion efficiency of the solar cell module 3 is always kept high, and stable power supply is achieved.

Further, the electric wire 27 of each module 3 is wired in the ventilation layer 1A and is protected by each module 3 and is not exposed to the outside, so that it is unlikely to be directly affected by wind and rain or sunlight.

Further, since the ventilation layer 1A is connected from the eaves P to the ridge Q, if the electric wire 27 is connected when the roof panel 1 is assembled and pulled out to the end on the ridge Q side, at the time of construction. It is possible to draw out from the ventilation layer 1A to the side of the ridge Q and wire it indoors, which eliminates the need to carry out the wiring work of the solar cell on the roof, and thus the construction is not troublesome.

In the present invention, the number of skylights and the installation locations are not limited to those in the above-mentioned embodiment, but these may be appropriately set as needed.

[0032]

As described above, according to the roof panel with a solar cell of the present invention, the panel-shaped solar cell module provided with the solar cell is attached to the upper surface of the roof panel body.
And a roof panel with a solar cell, a part of which is a skylight part, wherein the roof panel body is formed into a rectangular frame.
Partitioned into multiple blocks by the core material arranged vertically and horizontally in the frame
Open at least one of these blocks and
Incorporating a transparent panel into the mouth to create a skylight and other blocks
Since the solar cell module was installed in the roof,
A skylight for each block of the panel body, if necessary
Part or solar cell module
You can easily change the lighting area in the house by the skylight.
Can be Therefore, even if the roof panel constitutes the entire surface of the roof, there is no need to provide a skylight again, and it is possible to easily obtain light in the house.

[Brief description of drawings]

FIG. 1 is a perspective view of a roof of a house to which a solar cell roof panel according to an embodiment of the present invention is applied.

FIG. 2 is a sectional view taken along line EE of FIG.

3 is a sectional view taken along line FF of FIG.

FIG. 4 is an enlarged view of part G of FIG.

[Explanation of symbols]

1 Roof Panel with Solar Cell 2 Roof Panel Main Body 2A Opening of Roof Panel Main Body 3 Solar Cell Module 6 Core Material 6a Vertical Core Material 6b Horizontal Core Material 8 Skylight Part 10 Solar Cell 11 Frame 18 Glass (Transparent Panel) 20 Ceiling 20A Ceiling Opening

Claims (1)

(57) [Claims] To 1. A top surface of the roof panel body, the panel-shaped solar cell module in which the solar cell is provided is stuck, and a part of a roof panel with solar cells and skylight portion, the roof The panel body is arranged vertically and horizontally in a rectangular frame.
The core material is divided into multiple blocks,
At least one of the blocks is opened and transparent through the opening.
It is a skylight part with a light panel built in, and is used in other blocks.
Is a roof panel with solar cells, which has a solar cell module incorporated .