JP3382206B2 - Mounting structure of solar cell module - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a solar cell module mounting structure.

[0002]

2. Description of the Related Art Conventionally, when mounting a solar cell module on the upper surface of a folded roof, fixing metal fittings are attached to the four corners of the lower surface of the pedestal of the solar cell module, and each fixing metal fitting is mounted on the mountain portion of the folded roof. By fixing, the solar cell module is attached to the origami roof using the mountain part.

[0003]

However, in the prior art,
Since the fixing metal piece integrally provided on the mount is fixed to the mountain portion, the mount of the solar cell module can be attached in a direction orthogonal to the direction of the mountain portion of the folded plate roof.
Therefore, when the mountain part is facing east-west, the solar cell module can be facing south and the power generation efficiency is 100%.
However, depending on the direction of the building, the direction of the mountain may not be east-west. In this case,
When the direction of the solar cell module is not facing south, for example, when facing east, the power generation efficiency is about 80%, and there is a problem that it is reduced by about 20%.

The present invention has been made in view of the above problems of the conventional example, and its purpose is to provide a solar cell module mounted on a folded roof regardless of the orientation of the building. Another object is to provide a solar cell module mounting structure that can adjust the direction and improve power generation efficiency, and another object is to provide a solar cell module mounting structure that can absorb construction errors. Another object of the present invention is to provide a solar cell module mounting structure capable of easily and surely mounting the solar cell main body to a frame.
Still another object is to provide a solar cell module mounting structure in which a fixed base can be easily mounted to a mountain portion of a folded roof.

[0005]

In order to solve the above-mentioned problems, the present invention has a structure in which the solar cell module 2 is attached to the upper surface of the origami roof 1 in the south direction A.
A plurality of mounting portions 4 are provided on the lower surface of the pedestal 3 of the solar cell module 2, front bolt holes 5 and rear bolt holes 6 are provided on the front and rear sides of each mounting portion 4, and the mountain portion of the folded plate roof 1 is provided. Fixed bases 8 fixed to 7
Are rotatably attached to the front bolt holes 5 and the rear bolt holes 6 by the mounting bolts 9, respectively, and between the fixed base 8 attached to the front bolt holes 5 and the fixed base 8 attached to the rear bolt holes 6. It is characterized in that a means for making the distance B variable is provided. With such a structure, by rotating the mounting portion 4 with respect to the fixed base 8, the fixed base 8 is fixed. 1
The mounting portion 4 can be oriented in a direction different from the direction C of the crest portion 7 of the above, and moreover, the distance between the fixed base 8 attached to the front bolt hole 5 and the fixed base 8 attached to the rear bolt hole 6. By changing B, the fixed base 8 can be attached to any one of the crests 7 regardless of the interval between the crests 7. Therefore, the solar cell module 2 can be installed with the azimuth facing the south direction A regardless of the orientation of the building (the direction of the mountain portion of the folded roof).

It is preferable that one of the front bolt hole 5 and the rear bolt hole 6 is a round hole 10 and the other is a long hole 11. Further, it is preferable that both the front bolt hole 5 and the rear bolt hole 6 are constituted by the long holes 11. In this case, even if a construction error occurs, by loosening the mounting bolt 9 and changing the distance B between the fixed bases 8 and 8 along the long hole 11, the above-mentioned construction error is caused in the long hole 11. You can absorb it.

On the front end side of the plurality of mounting portions 4,
Front side supporting portions 13 for supporting the front end portion 12a of the solar cell main body 12 are respectively provided, the pillar portions 15 are respectively erected at the rear end sides of the mounting portions 4, and the sun is provided above each pillar portion 15. A rear side support portion 14 that supports the rear end portion 12b of the battery body 12 is provided.
A receiving piece 16 that extends from the upper end of the pillar portion 15 and receives the lower surface of the rear end portion 12b of the solar cell body 12, and one end fixed to the upper end of the pillar portion 15 and the other end of the rear end portion 12b of the solar cell body 12. It is preferably composed of a pressing piece 17 for pressing the upper surface of the solar cell body 12, in which case the rear end portion 12 of the solar cell body 12 is
The rear end portion 12b of the solar cell body 12 can be easily and surely attached to the pedestal 3 simply by inserting b between the receiving piece 16 and the pressing piece 17 of the rear support portion 14.

Further, the fixed base 8 is one of the folded roof 1
It is preferable to provide engaging means 23 that are formed in a substantially inverted U shape so as to straddle the two mountain portions 7 and that engage with the slopes 22 on both sides of the mountain portion 7 on both side plates 21 of the fixed base 8.
In this case, the engaging base 23 is used to move the fixed base 8 to the mountain portion 7.
Can be easily fixed against.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below based on the embodiments shown in the accompanying drawings.

The solar cell module 2 of the present embodiment includes a panel-shaped solar cell main body 12 and a pedestal 3 for supporting the solar cell main body 12.
And a fixed base 8 for fixing the gantry 3 to the mountain portion 7 of the folded roof, the main body is constituted.

A plurality of mounting portions 4 are provided on the lower surface of the gantry 3. Here, the plurality of mounting portions 4
Is composed of two long left and right support bars 4a. As shown in FIG. 5D, each support bar 4a is made of, for example, C-shaped steel, and has a front bolt hole 5 in the front part in the longitudinal direction and a rear bolt hole 6 in the rear part. Figure 5
In the example shown in (d), one support bar 4a is provided with two round holes 10 and two elongated holes 11, and one of the round holes 10 is formed depending on the interval of the crests 7. One long hole 11
By selecting and, it is possible to easily cope with a folded roof with different intervals of the mountain portions 7. Of course, one round bar 10 and one long hole 11 may be provided in one support bar 4a.

As shown in FIG. 4, a front support portion 13 for supporting the front end portion 12a of the solar cell body 12 is provided at the front end of the support bar 4a, and a column portion 15 is provided at the rear end thereof. Rear side supporting portions 14 for supporting the rear end portion 12b of the solar cell main body 12 are respectively provided on the upper portions of the pillars 15 so as to stand upright. Front support part 1 of this example
3 is a receiving piece 18 extending obliquely upward from the front end 12a of the pillar 15 made of C-shaped steel to receive the lower surface of the front end 12a of the solar cell body 12, and one end of which is a screw or the like at the front end of the pillar 15. A front end portion 12a of the solar cell body 12 that is fixed and has a substantially V-shaped pressing piece 19 that presses the upper surface of the front end portion 12a of the solar cell body 12 with the other end projecting obliquely upward, and is inclined downward to the front. Receiving piece 18 and pressing piece 19
It is designed so that it can be clamped from both the upper and lower sides with and.
On the other hand, the rear side support portion 14 is provided with a receiving piece 16 that extends obliquely downward from the upper end of the pillar portion 15 and receives the lower surface of the rear end portion 12b of the solar cell main body 12, and one end has a screw or the like at the upper end of the pillar portion 15. The rear end portion 1 of the solar cell body 12 which is fixed to the other end of the solar cell body 12 and which has a substantially U-shaped pressing piece 17 that presses the upper surface of the rear end portion 12b of the solar cell body 12 and is inclined forward and downward.
2b can be held by being sandwiched between the receiving piece 16 and the pressing piece 17 from both upper and lower surfaces.

On the other hand, the fixed base 8 is fixed to one ridge portion 7 of the folded roof 1 as shown in FIG. 2. In this example, the fixed base 8 is provided in front of and behind the two support bars 4a on the left and right. There are a total of four at two locations. The four fixed bases 8 have the same structure, and as shown in FIG.
It is formed in a substantially inverted U shape so as to straddle the three mountain portions 7 from above. Each fixed base 8 has a top plate 20 that covers the top of the mountain portion 7.
And the slopes 2 on both sides of the mountain portion 7 hanging from both ends of the top plate 20.
It is composed of a pair of left and right side plates 21 opposed to each other. The side plates 21 are provided with engaging means 23 that engage with the slopes 22 on both sides of the mountain portion 7. Engaging means 23
Is a bolt hole 26 provided in the side plate 21 of the fixed base 8,
Engagement concave portion 2 provided in the slope 22 of the mountain portion 7 and recessed in a substantially dogleg shape
7 and a bolt 28 screwed into the bolt hole 26 from the outside of the fixed base 8. By tightening the bolt 28 toward the engagement recess 27 of the mountain portion 7, the tip of the bolt 28 is engaged with the engagement recess 27. The fixed base 8 is attached to the mountain portion 7
It can be fixed against movement.
In the figure, 30 is a washer and 31 is a cushioning material made of rubber foam or the like.

The head 9a of the mounting bolt 9 is fixed to the top plate 20 of the fixed base 8 by welding.
The screw portion 9b of the mounting bolt 9 projects above the top plate 20, and either the front bolt hole 5 or the rear bolt hole 6 of the support bar 4a is fitted into the screw portion 9b, and the screw portion 9b. Nut with flange 2 screwed onto the tip of
4 and the top plate 20 sandwich the support bar 4a. By tightening the nut 24, the support bar 4a becomes non-rotatably fixed. By loosening the nut 24, the support bar 4a is fixed. The base 8 is rotatably attached. Thereby, the support bar 4a can be oriented in a direction different from the direction of the fixed base 8 (direction C of the mountain portion 7 of the folded roof 1), and the orientation of the solar cell module 2 can be adjusted regardless of the orientation of the building. You can do it.

FIG. 6 shows a state in which the support bar 4a is rotatably attached to the fixed base 8 and the direction of the support bar 4a is perpendicular to the direction C of the mountain portion 7 of the folding roof 1. An example is shown in which they are directed diagonally or in parallel. In FIG. 6, the interval L between the mountain portions 7 of the origami roof 1 is, for example, 200 mm, and the variable angles θ1 to θ4 of the support bar 4a are, for example, 22.5 °.
B and B1 to B4 in the figure indicate the distance between the long hole 11 and the round hole 10, that is, the distance between the fixed bases 8 and 8 attached to one support bar 4a. Here long hole 11
Serves to absorb errors during construction. The rear bolt hole 6 does not necessarily have to be the elongated hole 11, and the front bolt hole 5 may be configured with the elongated hole 11. As yet another example, as shown in FIG. Both the hole 5 and the rear bolt hole 6 may be formed by the elongated hole 11.

When mounting the solar cell module 2 on the folded roof 1, the pair of left and right support bars 4a are oriented so that the solar cell module 2 faces the south direction A as shown in FIG. 4 fixed bases 8 for a plurality of (four in this case) mountain portions 7 of the folded roof 1
Install each. At this time, since the support bar 4a is rotatably attached to the mounting bolt 9 of each fixed base 8, the direction of the support bar 4a can be adjusted regardless of the direction of the fixed base 8, and the direction of the building Regardless of
For example, as shown in FIG. 1 (a), a direction orthogonal to the mountain portion 7 of the folded roof 1, a direction inclined with respect to the mountain portion 7 as shown in FIG. 1 (b), or a mountain direction as shown in FIG. It can be oriented in a direction parallel to the portion 7, and the distance B between the fixed base 8 attached to the front bolt hole 5 and the fixed base 8 attached to the rear bolt hole 6 is variable by the elongated hole 11. Since it is free, the fixed base 8 can be attached to any one of the crests 7 regardless of the interval between the crests 7. Finally, by tightening the nut 24 of the mounting bolt 9, the solar cell module 2 can be set in the southward direction, and 100% power generation efficiency can be secured.

When mounting the solar cell main body 12 on the pedestal 3, the rear end portion 12b of the solar cell main body 12 is inserted between the receiving piece 16 and the pressing piece 17 of the rear side support portion 14, and the solar cell main body 12 The front end portion 12a is connected to the front support portion 1
By inserting between the receiving piece 18 and the pressing piece 19 of 3, the solar cell main body 12 can be easily and surely attached to the pedestal 3, and the construction can be saved. Further, at this time, the receiving piece 16 of the rear side support portion 14 and the receiving piece 18 of the front side support portion 13 are respectively supported by the support bar 4a.
Since a part of the C-shaped steel constituting the above is bent, the number of parts is small, the receiving piece 16 and the pressing piece 17 are bent obliquely downward, and the receiving piece 18 and the pressing piece 19 are bent obliquely upward. By doing so, it becomes possible to easily attach the solar cell main body 12 in a state in which the solar cell main body 12 is inclined forward and downward.

Further, even if a construction error occurs,
Loosen the mounting bolt 9 and fix the fixed base 8 along the long hole 11.
By changing the distance B (FIG. 6) between the eight, the above-mentioned construction error can be absorbed by the elongated hole 11. Therefore,
Since it is not necessary to remount the gantry 3, it is possible to save the work. Moreover, the fixed base 8 is 1 of the folded roof 1
Since the bolts 28 are formed in a U shape so as to straddle the two crests 7 and are provided at both ends of the fixed base 8 to engage with the slopes 22 on both sides of the crests 7, respectively, the bolts 28 can be simply tightened. The fixed base 8 can be fixed to the mountain portion 7,
The work of attaching the fixed base 8 does not require any labor, and the attachment position of the fixed base 8 can be easily changed, so that the construction work can be further reduced.

The solar cell module mounting structure of the present invention is widely applicable to, for example, a so-called hybrid module mounting structure for boiling hot water.

[0020]

As described above, according to the first aspect of the invention, in the structure in which the solar cell module is mounted on the upper surface of the folded roof in the south direction, a plurality of solar cell modules are mounted on the lower surface of the mount. A mounting portion is provided, front and rear bolt holes are provided on both front and rear sides of each mounting portion, and a plurality of fixing bases fixed to the mountain portion of the folded roof is provided with front and rear bolt holes. Since the holes are rotatably attached to the holes by means of mounting bolts, and the distance between the fixed base attached to the front bolt hole and the fixed base attached to the rear bolt hole is variable, the fixed base is attached to the fixed base. By rotating the mounting part in contrast, the mounting part can be oriented in a direction different from the direction of the mountain part of the origami roof where the fixed base is fixed. By changing the distance between the fixed base attached to a fixed base and a rear bolt hole attached to the belt holes, regardless of the distance at the crest, the fixed base is attachable to a single peak portion either. Therefore,
Regardless of the orientation of the building (the direction of the mountain portion of the folded roof), the angle of the pedestal of the solar cell module is, for example, a direction orthogonal to the mountain portion of the folded roof, or a direction inclined to the mountain portion, Alternatively, since it can be directed in a direction parallel to the mountain portion, it is possible to set the azimuth of the solar cell module to the south direction and ensure 100% power generation efficiency.

According to the invention of claim 2, in addition to the effect of claim 1, one of the front bolt hole and the rear bolt hole is a round hole and the other is a long hole.
Even if a construction error occurs, by loosening the mounting bolt and changing the distance between the fixed bases along the long hole, the above-mentioned construction error can be absorbed by the long hole, and it is necessary to remount the gantry. There is no need for construction work.

In addition to the effect of claim 1, the invention according to claim 3 has the same construction as claim 2, since both the front bolt hole and the rear bolt hole are formed of elongated holes. The error can be absorbed by the long hole, and the work can be saved.

In addition to the effect of claim 1, the invention according to claim 4 is further provided with front side supporting portions for supporting the front end portion of the solar cell main body at the front end sides of the plurality of mounting portions, respectively. A pillar is erected on the rear end side of each mounting portion, and a rear side supporting portion that supports the rear end portion of the solar cell main body is provided on the upper side of each pillar portion. A receiving piece extending from the upper end of the solar cell body to receive the lower surface of the rear end portion of the solar cell body, and a retainer piece having one end fixed to the upper end of the pillar portion and the other end pressing the upper surface of the rear end portion of the solar cell body. Therefore, by simply inserting the rear end of the solar cell body between the receiving piece and the pressing piece of the rear side support part, the rear end of the solar cell body can be easily and securely attached to the pedestal. Therefore, the work can be reduced.

In addition to the effect of any one of claims 1 to 3, the invention according to claim 5 is such that the fixed base has a substantially inverted U-shape that straddles one mountain portion of the folding roof. Since the both side plates of the fixed base are provided with the engaging means for engaging the slopes on both sides of the mountain portion, the stationary base can be easily fixed to the mountain portion by the engaging means. The installation work of the fixed base does not take time and the construction work can be further reduced.

[Brief description of drawings]

1A and 1B show an example of an embodiment of the present invention, in which FIG. 1A is a perspective view showing a state in which a solar cell module is oriented in a direction orthogonal to a direction of a mountain portion of a folded roof, and FIG. 1B is a solar cell. It is a perspective view showing the state where the module was turned to the direction inclined to the direction of the mountain part of the folded roof.

FIG. 2 is an explanatory view of a mounted state of the gantry of the above.

FIG. 3 is a side view of the above solar cell module in a mounted state.

FIG. 4 is a front view of the above solar cell module in a mounted state.

FIG. 5 (a) is a side view of the above solar cell module,
(B) is a front view of the mount, (c) is a rear view of the mount, (d)
[Fig. 4] is a plan view of a support bar.

FIG. 6 is an explanatory view of an angle of a support bar with respect to a direction of a mountain portion of the same folded roof.

7A is a front view of the same fixed base attached to a mountain portion, FIG. 7B is a plan view of the fixed base, and FIG. 7C is a side view of the fixed base.

FIG. 8 is a plan view of a support bar according to another embodiment.

FIG. 9 is a perspective view showing a state in which the above solar cell module is oriented in a direction parallel to the direction of the mountain portion of the folded plate roof.

[Explanation of symbols]

1 folded roof 2 Solar cell module 3 mounts 4 Attachment 5 Front bolt hole 6 Rear bolt hole 7 Yamabe 8 fixed base 9 Mounting bolt 10 round holes 11 long holes 12 Solar cell body 12a front end 12b rear end 13 Front support 14 Rear support 15 Support 16 Receiving piece 17 Holding piece 21 Side plate 22 slope 23 Engaging means A south direction B Distance between fixed bases

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Norihisa Tanimoto, 1048, Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Works, Ltd. (72) Masatoshi Seko, 1048, Kadoma, Kadoma, Osaka Prefecture, Matsushita Electric Co., Ltd. (56) References JP-A-9-291659 (JP, A) JP-A-9-177272 (JP, A) JP-A-8-70132 (JP, A) JP-A-8-5160 (JP, A) JP-A-6 −146512 (JP, A) Actual development Sho 57-49671 (JP, U) Utility model registration 3036628 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E04D 13/00 E04D 13 / 18 H01L 31/042

Claims (5)

(57) [Claims] 1. In a structure in which a solar cell module is mounted on the upper surface of a folded roof in the south direction, a plurality of mounting portions are provided on a lower surface of a mount of the solar cell module, and front bolt holes are provided on both front and rear sides of each mounting portion. And a rear bolt hole, and a plurality of fixed bases fixed to the mountain portion of the origami roof are rotatably attached to the front bolt hole and the rear bolt hole by mounting bolts, respectively. A structure for mounting a solar cell module, comprising means for changing a distance between a fixed base mounted in the hole and a fixed base mounted in the rear bolt hole. 2. The mounting structure for a solar cell module according to claim 1, wherein one of the front bolt hole and the rear bolt hole is a round hole and the other is a long hole. 3. The solar cell module mounting structure according to claim 1, wherein both the front bolt hole and the rear bolt hole are formed as long holes. 4. A front support portion for supporting the front end portion of the solar cell main body is provided on each of the front end sides of the plurality of mounting portions, and a column portion is erected on each rear end side of each mounting portion. , A rear side supporting portion for supporting the rear end portion of the solar cell main body is provided on the upper part of each column portion, and the rear side supporting portion is
A receiving piece that extends from the upper end of the pillar portion and receives the lower surface of the rear end portion of the solar cell body, and a holding piece that has one end fixed to the upper end of the pillar portion and the other end that presses the upper surface of the rear end portion of the solar cell body. The mounting structure for a solar cell module according to claim 1, comprising: 5. The fixed base is formed in a substantially inverted U shape so as to straddle one mountain portion of the folded roof, and engages with both side plates of the fixed base to slopes on both sides of the mountain portion. The mounting structure for a solar cell module according to any one of claims 1 to 3, further comprising a coupling means.