JP2013118225A - Solar cell module - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a solar cell module capable of securing an expected power generation amount even in a building whose installation area is narrow by effectively utilizing an area which has not been used as an installation surface before.SOLUTION: A solar cell module 20 is fitted over a first installation surface 11A and a second installation surface 11B differing in surface direction from the surface 11A. The solar cell module 20 has its outer peripheral side supported by a frame-shaped frame 22, which includes a bent part 22Ba along a bending shape between the first and second installation surfaces 11A and 11B. The solar cell module 20 can be held bent by being supported on the frame 22 and consequently, the solar cell module 20 is installed on the first and second installation surfaces 11A and 11B while straddling a ridge 11C of a building 10.

Description

  The present invention relates to a solar cell module, and more particularly to a solar cell module that can effectively use an installation surface.

A solar cell module installed on the roof of a building is generally a flat type supported on the inner peripheral side of a rectangular frame. Therefore, when installing a solar cell module on a gabled roof, etc. It is normal to install one inclined surface facing the south side as the installation surface.
In addition, it is disclosed by patent document 1 as a structure which installs a solar cell module in a gable roof.

JP 2011-179232 A

However, in the above conventional configuration, one inclined surface side is used as an installation surface, and when the flat area of the roof is small, the installation area is sufficient to secure the expected power generation amount. Inconvenience that it disappears.
Since the roof ridge and its neighboring area are bent over the ridge, it is regarded as a dead space area, and no attempt has been made to effectively use the area.

[Object of invention]
The object of the present invention has been devised by paying attention to the above-mentioned disadvantages and the present situation, and the object is to effectively use an area that has not been used as an installation surface so far, such as a narrow roof. However, it is to provide a solar cell module that has a wide installation area and contributes to the expected power generation amount.

In order to achieve the above object, the present invention adopts the structure described in the claims. Specifically, it is a solar cell module that is mounted across the first installation surface and the second installation surface with different surface orientation relative to the first installation surface,
Including a frame located on the outer peripheral side of the solar cell module, the frame is provided with a bent portion so as to be attached to the first installation surface and the second installation surface,
The solar cell module is supported by the frame so that the solar cell module is installed along the first installation surface and the second installation surface in a bent state.

  In the present invention, the frame can be attached via a gantry fixed to the first installation surface and the second installation surface, and a reinforcing member is provided between the gantry and the solar cell module. be able to.

  The present invention further includes a planar solar cell module, and the planar solar cell module is installed at a position adjacent to the solar cell module.

  In the present invention, the first installation surface and the second installation surface are not necessarily flat. These may be curved surfaces that are continuous in a state where a bent portion is located in the middle, and the bent portion includes not only a portion that bends in a state of forming a corner but also a state of bending into a curved shape without forming a corner.

According to the present invention, since the solar cell module can be mounted across the first and second installation surfaces that face different planes, for example, the solar cell module in the ridge on the gable roof and the vicinity thereof Can be installed. Therefore, by arranging the solar cell module in a region that has not been conventionally used, the installation space can be used as effectively as possible even when the area of the roof or the like is small.
Moreover, according to the structure which provides a reinforcement member, strength reliability can be provided by providing in particular so that the area | region bent in the solar cell module may be reinforced.
Furthermore, it is possible to effectively prevent rain leakage from the building by straddling the roof building.

The schematic perspective view which shows the solar cell module installation state which concerns on this embodiment. FIG. 2 is a schematic plan view of FIG. 1. (A) is the AA arrow expanded sectional view of FIG. 1, (B) is the BB arrow expanded sectional view in the figure. The schematic perspective view which shows the solar cell module installation state which concerns on a modification. Furthermore, the schematic perspective view which shows the solar cell module installation state which concerns on another modification.

  As shown in FIGS. 1 and 2, the building 10 which is a general house includes a gable roof 11 having a first installation surface 11 </ b> A and a second installation surface 11 </ b> B, and a ridge 11 </ b> C of the roof 11. The solar cell module 20 is installed in a state along the first installation surface 11A and the second installation surface 11B so as to straddle. The planar solar cell module 30 is installed on the first installation surface 11A at a position adjacent to the solar cell module 20.

  On the first and second installation surfaces 11 </ b> A and 11 </ b> B, a pedestal 21 made of an extruded product such as aluminum is fixed along the inclination direction of the roof 11 in a mutually parallel relationship. These pedestals 21 extend in a straight line at the time of molding, but are bent in a subsequent process so as to have a shape having a bent portion 21A corresponding to the position of the ridge 11C. In addition, it can also be set as the bending shape corresponding to the ridge | line 11C by cut | disconnecting the one base 21 in the middle, and dividing | segmenting into two, and cut | disconnecting each end diagonally and mutually abutting.

  The solar cell module 20 is disposed in an inner region of a frame 22 that is substantially rectangular in plan view. The frame 22 is fixed to the gantry 21 via a jig (not shown) while being placed on the gantry 21. As shown in FIG. 2, the frame 22 includes a pair of long side members 22A parallel to the ridge 11C and a pair of short side members 22B positioned between the ends of the long side member 22A. The member 22B has a shape including a ridge 11C and a bent portion 22Ba corresponding to the adjacent regions on both the left and right sides thereof. That is, the short-side member 22B has a shape along the bent portion 21A of the gantry 21 as shown in FIG.

As shown in FIG. 3, the long side member 22A and the short side member 22B have grooves 22C formed on the inner surface thereof over the entire length of the long side member 22A and the short side member 22B, respectively. The outer peripheral side of the solar cell module 20 is inserted into 22 C, and the solar cell module 20 is supported by the frame 22.
Similarly, the planar solar cell module 30 is supported by the frame 22 including the long side member 22A and the short side member 22D.

Although the detailed configuration of the solar cell module 20 is omitted here, for example, a resin sheet or thin plate tempered glass serving as a light-receiving surface protection material, and first and second resin seals sandwiching the solar cell between them. What was comprised by laminating | stacking a stop material and a back member sequentially can be utilized. As this solar cell module, one proposed in Japanese Patent Application No. 2011-177061 by the present inventor can be adopted. According to this solar cell module, it can be supported by the frame in a bent state, and can be installed on the first and second installation surfaces 11A and 11B across the building 11C described above.
In addition, it is preferable to arrange | position so that the photovoltaic cell which comprises the photovoltaic module 20 may not straddle ridge 11C, and a tab is located between the cells located in the immediate vicinity of ridge 11C, and straddles ridge 11C. In that case, it is preferable to provide the tab with an extra length from the viewpoint of preventing disconnection.
Furthermore, the output of solar cells may differ depending on the installation surface, and in the case of series connection, the output of all cells is affected by the low-performance cells. You may do.

  As shown in FIG. 3A, the solar cell module 20 and the planar solar cell module 30 have a reinforcing bar 26 as a reinforcing member fixed to the back surface via a double-sided adhesive tape 25. The reinforcing bar 26 is not particularly limited, but extends between the short side members 22B in the present embodiment. The reinforcing bar 26 is provided with a length such that both ends thereof are not in contact with the inner surface of the short side member 22. The reinforcing bar 26 can be fixed to the gantry 21 side via a coupling tool (not shown). Therefore, in a state where the solar cell module 20 and the planar solar cell module 30 are fixed to the gantry 21, each panel surface is fixed to the installation surface side, and a fixed state that is stable in strength can be ensured.

  Therefore, according to such an embodiment, the solar cell module 20 is installed along each surface of the first and second installation surfaces 11A and 11B straddling the ridge 11C, and further, the planar solar cell is provided on the first installation surface 11A. Since the battery module 30 is installed, the light receiving surface can be secured over a wide area. Therefore, even in the case of a building having a small flat area of the roof 11, it is possible to provide a solar cell module that contributes to securing as much power generation as possible by using a region that has not been used conventionally. Become.

The best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this.
That is, the invention has been illustrated and described with particular reference to particular embodiments, but it should be understood that the above-described embodiments are not deviated from the technical idea and scope of the invention. On the other hand, those skilled in the art can add various modifications.

  For example, in the above-described embodiment, the planar solar cell module 30 is disposed on the first installation surface side 11A side. However, as shown in FIG. 4, the planar solar cell module is also disposed on the second installation surface side 11B. 30 may be arranged.

  Moreover, it is not restricted to installing a solar cell module in the roof 11 of a general house, but as FIG. 5 shows, it can also apply to the roof of a parking lot. More specifically, the roof material 51 is supported via the support column 50. The roof material 51 includes a first installation surface 51A that is inclined, and a downward second installation surface 51B that is bent with respect to the installation surface 51A. Although the roof material 51 is schematically shown here, an example in which a resin panel is fitted in each space of a frame body combined in a lattice shape can be exemplified. And the solar cell module 20 is installed using this roofing material 51 as an installation surface, using a grid-like frame body as a mount via a mount or without interposing a mount.

  The solar cell module 20 shown in FIG. 5 is also supported on the inner side of the frame 22 as shown in the embodiment. That is, the frame 22 is configured to include a bent region corresponding to the bent portion formed by the first and second installation surfaces 51 </ b> A and 51 </ b> B, and the solar cell module is fitted in a groove (not shown) of the frame 22. Therefore, the solar cell module 20 is installed across the first and second installation surfaces 51A and 51B by fixing the frame 22 to the roof material 51 side. In this modified example, although not shown, a reinforcing bar can be provided inside the frame 22. It is also possible to form two rows of grooves on the inner periphery of the frame that forms the lattice of the roofing material 51, and to fit the resin panel in one groove and the solar cell module 20 in the other groove.

  Therefore, according to such a modification, a large installation area can be secured by arranging the solar cell modules so as to straddle the bent regions of the first and second installation surfaces 51A and 51B, and the parking lot Even if the structure has a limited area, such as a roof, an effective lighting surface can be secured.

  In the embodiment and the modification, the frame 22 is provided in a frame shape, that is, in a closed loop shape. However, the first installation surfaces 11A and 51A and the second installation surface 11B are provided. , 51B may be used as long as a side member having a bent portion that can be attached to a portion that is bent and connected.

11A, 51A 1st installation surface 11B, 51B 2nd installation surface 20 Solar cell module 21 Mounting frame 22 Frame 22Ba Bending part 26 Reinforcement bar (reinforcement member)
30 Solar cell module for plane

Claims (3)

It is a solar cell module that is mounted across the first installation surface and the second installation surface whose surface orientation differs from the first installation surface,
Including a frame located on the outer peripheral side of the solar cell module, the frame is provided with a bent portion so as to be attached to the first installation surface and the second installation surface,
By supporting the solar cell module on the frame, the solar cell module is installed along the first installation surface and the second installation surface in a bent state.   The frame is attachable via a gantry fixed to the first installation surface and the second installation surface, and a reinforcing member is provided between the gantry and the solar cell module. Solar cell module.   The solar cell module according to claim 1, further comprising a planar solar cell module, wherein the planar solar cell module is installed at a position adjacent to the solar cell module.

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