JP2003262017A - Solar-cell roof structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a solar-cell roof structure giving general-purpose properties and being capable of inhibiting the increase of a manufacturing cost while being able to improve drainage performance. <P>SOLUTION: Solar cell panels 2 and 2 in which a plurality of solar cell modules 2a and the like are arranged adjacently are arrayed and stuck on the top face section 1a of a roof surface member 1. Frame bodies 6 supporting the solar-cell panels 2 through rubber bushes or the like are installed around the solar-cell panels 2. Sheathing roof boards, roofings and galvarium steel plates are stuck on the top face section 1a of the roof surface member 1, and snow guard members 10 and the like separate from the frame bodies 6 of the solar-cell panels 2 are fixed and installed directly on the eaves edge side from the solar-cell panels 2 and the like in response to every solar-cell panel 2 and 2. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a solar cell roof structure suitable for use in snowy areas.

[0002]

2. Description of the Related Art Conventionally, a solar cell roof structure as shown in FIG. 8 is known (see Japanese Patent Laid-Open No. 08-13725, etc.).

In such a solar cell roof structure, a plurality of solar cell modules are arranged adjacent to each other on the upper surface 1a of the roof surface member 1 which constitutes the roof surface of the building.
2 are aligned and pasted.

A frame frame 3 for supporting the solar cell panel 2 via a rubber bush 2b is provided around the solar cell panel 2.

The lower edge 3a of the frame frame 3 on the eaves side
A snow stopper 3b is integrally formed on the lower edge 3a and extends in parallel at a predetermined interval along the upper surface of the lower edge 3a.

Next, the operation of this conventional solar cell roof structure will be described.

In this conventional solar cell roof structure, the snow stopper 3b formed integrally with the lower edge 3a on the eaves side prevents the snow accumulated on the upper surface of the solar cell panel 2 from moving toward the eaves.

Therefore, it is possible to prevent the snow accumulated on the upper surface of the solar cell panel 2 from falling downward from the eaves.

[0009]

However, in such a conventional one, since the snow stop is not necessary in an area where the amount of snow is not large, a frame frame body not provided with the snow stop portion 3b is separately prepared. is doing.

Therefore, if the frame body 3 is manufactured exclusively for the snowy area, there is a problem that the increase in manufacturing cost cannot be suppressed.

Further, the thawed water is a concave portion 3c formed between the lower edge portion 3a of the frame body 3 and the snow stopping portion 3b.
It was hard to say that the water retention performance was good and the drainage performance was good.

Therefore, the present invention has been made by paying attention to such a conventional problem, and has general versatility.
It is an object of the present invention to provide a solar cell roof structure capable of suppressing an increase in manufacturing cost and improving drainage performance.

[0013]

In order to achieve the above object, the invention according to claim 1 mounts a frame on the periphery of the solar cell panel and at the same time, the solar cell panel on the upper surface of the roof member. The solar cell roof structure is characterized in that a snow cover member which is separate from the frame frame body of the solar cell panel is attached to the eaves of the roof surface member.

According to the first aspect of the present invention having the above-mentioned structure, since the snow frame member separate from the frame of the solar cell panel is attached to the eaves of the roof member,
Movement of snow accumulated on the top surface of the solar cell panel toward the eaves is blocked.

Therefore, snow accumulated on the upper surface of the solar cell panel can be prevented from falling downward from the eaves.

Moreover, since the snow-prevention member is formed separately from the frame body of the solar cell panel, the shape of the frame body is formed for an area with a small amount of snow and is highly versatile. It can also be used by being configured as a shape.

For this reason, the frame frame can be shared in a snowy area and an area where the amount of snow is small and snow-stopping is unnecessary, thereby suppressing an increase in manufacturing cost.

Further, the structure according to claim 2 is characterized by the solar cell roof structure according to claim 1, wherein the snow-stopping member is directly fixed to the eaves-side upper surface of the roof surface member.

According to the second aspect of the present invention, the snow stopper member is directly fixed to the upper surface of the roof surface member on the eaves side, so that the strength required to prevent falling of snow is required. Can be easily obtained.

Since it can be mounted independently of the solar cell panel, it can be additionally mounted.

Then, according to the third aspect,
The snow retaining member has a snow retaining plate that stands substantially perpendicular to the solar cell panel, and a drainage gap is provided between the snow retaining plate and the upper surface of the solar cell panel. The solar cell roof structure according to claim 1 or 2 is formed.

According to the third aspect of the present invention configured as described above, snow accumulated on the upper surface of the solar cell panel is received by the snow retaining plate portion provided upright on the snow retaining member to prevent the snow from falling. .

Further, the snowmelt water is drained from the drainage gap formed between the snow stopper plate and the upper surface of the solar cell panel, so that the drainage performance is good.

[0024]

First Embodiment Next, a solar cell roof structure according to a first embodiment of the present invention will be described with reference to the drawings.

1 to 7 show a solar cell roof structure according to the first embodiment of the present invention. It should be noted that the same or equivalent parts as those of the conventional example will be described with the same reference numerals.

First, the structure will be described. In the solar cell roof structure according to the first embodiment, the solar cell module 2a is provided on the upper surface portion 1a of the roof surface member 1 constituting the roof surface of the building.
Solar cell panels 2 and 2 in which a plurality of ... Are adjacently arranged are aligned and pasted.

A frame frame 6 for supporting the solar cell panel 2 via a rubber bush or the like is mounted around the solar cell panel 2.

The upper surface 1a of the roof surface member 1 is
Roofing 8 is applied on the base plate 7,
A base steel plate 9 made of a galvalume steel plate or the like is attached and mainly configured.

On the upper surface of the solar cell panel 2 which is closer to the eaves than the solar cell panel 2, the snow frame members 6 of the solar cell panel 2 are provided separately from the frame members 6 of the solar cell panels 2 and 2. It is installed corresponding to.

The snow retaining member 10 is integrally provided with left and right leg portions 10b and 10b downward from both left and right side portions of an upper plate portion 10a having a long shape along the eaves tip extending direction. ing.

Further, as shown in FIG. 5, the left and right leg portions 10b, 10b are further provided with horizontal abutment fixing plate portions 10c, 10c extending horizontally in the left and right directions, respectively. , When viewed from the front, it has a substantially hat shape.

A plurality of screw holes 10d for inserting the screw members 11, 11 are formed in the horizontal contact fixing plate portions 10c, 10c, and are directly provided on the eaves side of the upper surface portion 1a of the roof surface member 1. By screwing the screw members 11 ...
The snow stopper 10 is fixed.

A front falling piece 10e formed by bending downward is provided at the front edge of the upper plate portion 10a of the snow stopper 10, and a rear edge is bent upward. , A snow stopper plate portion 10f that stands upright at substantially right angles to the solar cell modules 2a is integrally provided.

As shown in FIG. 3, the lower edge 10g of the snow retaining plate portion 10f has a predetermined distance a between the upper surface of the solar cell module 2a and the upper surface 6a of the frame body 6.
, A drainage gap 12 is formed.

The predetermined gap a of the drainage gap 12 makes it impossible to pass through a lump of snow accumulated on the upper surface of the solar cell panel 2 and allows the melted water to flow down toward the eaves side of the upper surface 1a. It is set to the size.

Furthermore, an eaves cover receiving fitting 13 is fixed to the upper surface 1a on the eaves side of the snow stopper 10.

The fixed plate portion 13 of the eaves cover cover fitting 13
a is fixed to the upper surface portion 1a by screw members 11 ... And is a horizontal plate portion 1 bent upward by a predetermined height.
3b is the rear end of the snow stopper member 10
And the horizontal plate portion 13b and the upper plate portion 10a of the snow stopper member 10 are substantially flush with each other.

Further, at the front end of the fixed plate portion 13a,
The locking piece 13c is formed to be bent upward, and the front end edge 14a of the eaves tip cover member 14 is fixed by a screw member 15.

The rear end of the eaves cover member 14 is fixed to the upper plate 10a of the snow stopper 10 by a screw member 15 so as to cover the eaves of the upper surface 1a.

Further, the eaves tip surface 1b of the roof surface member 1 has a wood piece 16 having a substantially triangular cross section and the eaves front draining member 1.
A plurality of eaves gutter supports 18 ... Are fixed at predetermined intervals by means of nails 19, 19 and the like.

And, these eaves gutter supports 18 ...
An eaves gutter member 20 extending along the eaves tip extension direction is suspended and disposed.

Next, the operation of the first embodiment will be described.

In the solar cell roof structure of the first embodiment configured as described above, a snow stopper separate from the frame frame body 6 of the solar cell panel 2 is provided at the tip of the upper surface 1a of the roof surface member 1. Since the member 10 is attached, the snow accumulated on the upper surface of the solar cell panel 2 is prevented from moving toward the eaves.

Therefore, snow accumulated on the upper surface of the solar cell panel 2 can be prevented from falling downward from the eaves.

Moreover, since the snow stopping member 10 is formed separately from the frame frame 6 of the solar cell panel 2, the shape of the frame frame 6 is formed for an area with a small amount of snow. Even if it is configured as a highly versatile shape, the snow stopper 10 can be directly fixed to the upper surface 1a for use.

Therefore, the frame frame 6 can be shared in a snowy area and an area where the amount of snow is small and snow-stopping is unnecessary, thereby suppressing an increase in manufacturing cost.

Further, since the snow stopping member 10 is directly fixed to the eaves side upper surface portion 1a of the roof surface member 1 by using the screw members 11 ..., It is necessary to prevent the falling of snow. Strength can be easily obtained.

Since it can be mounted independently of the solar cell panel 2, it can be additionally mounted.

The snow stopper plate 10f provided upright on the snow stopper member 10 receives the snow accumulated on the upper surface of the solar cell panel 2 to prevent the snow from falling.

Further, the snowmelt water is the snow stop plate portion 10f.
Then, the water is drained from the drainage gap 12 formed between the solar cell panel 2 and the upper surface of the solar cell panel 2, travels along the eaves draining member 17 from the upper surface 1a, and flows down into the eaves trough 20. Therefore, the drainage performance is good.

In addition, in the first embodiment, the predetermined interval a of the drainage gap 12 prevents the lump of snow accumulated on the upper surface of the solar cell panel 2 from being able to pass through, and melts the snow melt on the upper surface 1a. The size is set so that it can flow down toward the eaves side.

For this reason, a lump of snow that is desired to be prevented from falling downward from the eaves is stopped by the snow stop plate portion 10f, and the snowmelt water flows down into the eaves gutter 20 and stays there. Absent.

Therefore, the drainage performance is good, and the time during which water stays in contact with the solar cell modules 2a ... Can be shortened, so the solar cell module 2 on the eaves side.
The durability of a ... Can be improved.

The first embodiment of the present invention has been described in detail above with reference to the drawings. However, the specific configuration is not limited to these first embodiment, and the design is within the scope of the present invention. Even if there are changes, they are included in the present invention.

For example, in the first embodiment, one snow stopper member 10 is attached to one solar cell panel 2, but the present invention is not limited to this, and, for example,
A plurality of solar cell panels 2 may be attached to correspond to one snow-prevention member 10, and a plurality of snow-cell members 10 may be attached to correspond to one solar cell panel 2. You may wear it.

Further, also at the fixing position on the eaves side of the upper surface 1a, this snow stopper member 10 may be mounted so as to straddle the two solar cell panels 2 and 2. It is not limited.

[0057]

As described above, according to the first aspect of the present invention, the snow-prevention member, which is separate from the frame of the solar cell panel, is attached to the eaves of the roof member. Therefore, the snow accumulated on the upper surface of the solar cell panel is prevented from moving toward the eaves.

Therefore, snow accumulated on the upper surface of the solar cell panel can be prevented from falling downward from the eaves.

Moreover, since the snow-prevention member is formed separately from the frame body of the solar cell panel, the shape of the frame body is formed for a region with a small amount of snow and is highly versatile. It can also be used by being configured as a shape.

Therefore, the frame body can be shared in a snowy area and an area where the amount of snow is small and snow-stopping is unnecessary, and an increase in manufacturing cost can be suppressed.

According to the second aspect of the present invention, since the snow stopper member is directly fixed to the upper surface of the roof side member on the eaves side, the strength required for preventing the falling of snow is easy. Can be obtained.

Since it can be mounted independently of the solar cell panel, it can be additionally mounted.

Then, according to the third aspect,
The snow stopper plate provided upright on the snow stopper member receives the snow accumulated on the upper surface of the solar cell panel and prevents the snow from falling.

In addition, the snowmelt water is drained from the drainage gap formed between the snow stopper plate and the upper surface of the solar cell panel, which is a practically useful effect that drainage performance is good. Exert.

[Brief description of drawings]

FIG. 1 is a solar cell roof structure according to a first embodiment of the present invention,
It is a disassembled perspective view of the principal part of the roof eaves tip.

FIG. 2 is a schematic plan view of the roof eaves of the solar cell roof structure according to the first embodiment as seen from above.

FIG. 3 shows a solar cell roof structure according to the first embodiment, which is indicated by A in FIG.
It is sectional drawing in the position which follows the -A line.

FIG. 4 is a perspective view of a snow stopper member used in the solar cell roof structure according to the first embodiment.

FIG. 5 is a front view of the snow retaining member with the central portion omitted in the solar cell roof structure of the first embodiment.

FIG. 6 is a top view of the snow retaining member with the central portion omitted in the solar cell roof structure according to the first embodiment.

FIG. 7 is a side view of the snow retaining member in the solar cell roof structure according to the first embodiment.

FIG. 8 is a cross-sectional view illustrating a connection between solar cell panels along a flow direction in a conventional solar cell roof structure.

[Explanation of symbols]

1 roof surface member 1a upper surface part 2 solar panel 6 frame frame 10 Snow stopper 12 Drainage gap

Claims (3)

[Claims] 1. A solar cell panel is provided with a frame frame around the solar cell panel, the solar cell panel is attached to an upper surface of a roof surface member, and the frame of the solar cell panel is provided at the eaves of the roof surface member. A solar cell roof structure characterized in that a snow-prevention member separate from the frame body is attached. 2. The snow stopping member is directly fixed to the eaves side upper surface of the roof surface member.
The solar cell roof structure described. 3. The snow retaining member has a snow retaining plate portion which stands upright at substantially right angles to the solar cell panel, and between the snow retaining plate portion and the upper surface of the solar cell panel. ,
A drainage gap is formed, wherein the drainage gap is formed.
Alternatively, the solar cell roof structure described in 2.