JP2703445B2 - Roof-mounted solar heat collector - 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 heat collecting apparatus.
In particular, the present invention relates to a solar heat collecting apparatus installed in a roof.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 7 and 8, a base plate 21a formed at a lower position than other portions is provided substantially at the center of the roof 21 in the flow direction. 21
a solar heat collector 22 is installed on the low ground plate 2
There has been proposed a roof-integrated solar heat collector in which a drain plate 23 having a predetermined flow gradient is provided in the portion 1a and the eaves-side field base plate 21b (for example, see Japanese Patent Publication No. Sho 62-60556). This conventional solar heat collector does not cause a large step between the upper surface of the roofing material 24 and the upper surface of the solar heat collector 22, and the eaves end of the solar heat collector 22 does not reach the eaves. In this way, the rainwater flowing through the solar heat collector 22 is surely guided onto the roofing material 24 by the draining plate 23 so that the rain provided on the eaves is provided. Water is collected in a gutter (not shown).

[0003]

However, in this conventional solar heat collector with a built-in roof, the solar heat collector 2
2 has to be installed on a lower part of the base plate than a normal base plate part, and a special roof structure is required, and there is a problem that roof construction is difficult. In addition, draining board 2
In No. 3, there is also a problem in that the rainfall on both the left and right ends is complicated because it is formed to have a predetermined flow gradient. Further, the drain plate 23 has a problem that the slope is shallower than the slope of the roof and a step is formed with the lower end of the solar heat collector 22 so that snow and the like easily accumulate.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the conventional apparatus, and is characterized in that a part of the roof, a rafter, which is a constituent member of the roof, is provided. A roof-incorporated solar heat collector that secures a unit-type roof incorporating a solar heat collector on the purlin material of this space, and a roof in which a roof plate is cut off and a roofing material are cut off. A place is provided from the middle of the flow direction of the roof to the eaves tip, and a unit-type roof incorporating the solar heat collector is provided with a thin rafter thinner than the rafter, and a little less than the empty space fixed on the rafter. A wide-area waterproof plate, and a solar heat collector installed on a part of the waterproof plate and having a thickness substantially equal to the height of the roof, and an eaves side where the solar heat collector is not installed. Approximately the same as the roof on the waterproof plate Lies in having a second roof having a height.

[0005]

With the above construction, the upper surface of the solar heat collecting apparatus and the roof surface can be made substantially flush with each other, so that the appearance of the roof becomes good, and the lumber, the waterproof plate, the solar heat collecting apparatus, and the like. The equipment and the second roof are pre-assembled in the factory,
At the installation site, it only needs to be fixed on the purlin material, and no special roof construction is required, and the installation work is extremely simplified. In addition, rain can be reliably done and snow does not accumulate.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the accompanying drawings.

FIG. 1 is a diagram showing the entire structure of a roof to which a solar heat collecting device with a built-in roof according to the present invention is attached, wherein 1 is a roof, and 2 is a solar heat collecting device. The upper side in FIG. 1 is the ridge side of the roof 1, and the lower side is the eaves side.

FIG. 2 is a sectional view taken along line AA of FIG. 1, and FIG.
1 is a sectional view taken along line BB of FIG. 1, and FIG. 4 is a sectional view taken along line CC of FIG. The roof 1 mainly includes a purlin 3, a rafter 4, a field board 5, and a roofing material 6. In the area where the solar heat collecting device 2 of the roof 1 is installed and in the area from the area to the eaves, the rafters 4, the ground board 5, and the roofing material 6 are not formed, and the empty space A is formed.

A unit-type roof incorporating the solar heat collecting apparatus 2 illustrated in FIGS. 5 and 6 is installed in the space A. Here, the solar heat collecting device 2 includes a frame material 2a,
A heat collecting plate 2c is provided via a heat insulating material 2b, and a light transmitting member 2g made of glass or the like is provided on the upper surface of the frame material 2a.
Is provided. Further, the heat collecting plate 2c includes a collecting pipe 2d,
In the case where a plurality of solar heat collecting devices 2 are mainly configured by the riser 2e and the heat collecting fins 2f, the collecting tubes 2d of the adjacent solar heat collecting devices 2 are connected. The solar heat collecting device 2 is fixed to a bottom plate 8 and the bottom plate 8
Is composed of a bottom plate material 8a made of wood or the like, a roofing material 8b made of asphalt or the like, and a waterproof plate 8c made of painted steel plate. At the bottom of the bottom plate 8, hanging wood 7 is provided. An upright portion 8 d is formed on a side portion of the bottom plate 8. That is, the upright portion 8d is formed by bending the side end portion of the waterproof plate 8c to stand up. The upright portion 8d is formed to prevent rainwater or the like from overflowing from the waterproof plate 8c. In order to fix the solar heat collecting device 2 to the bottom plate 8, a fixing tool 9 is screwed to the frame member 2 a of the solar heat collecting device 2, and the fixing tool 9 and the hanging wood 7 are screwed via the bottom plate 8. Fixed by

This solar heat collecting apparatus 2 is shown in FIGS.
As shown in (1), a plurality of hanging woods 7 are placed on the purlin 3 and installed. A second roof 10 having substantially the same height as the roof 1 is provided in a region on the bottom plate 8 where the solar heat collecting device 2 is not installed. This second roof 10
Is composed of a base plate 10a and a roofing material 10b. The second roof 10 and a bottom plate 8 for installing the solar heat collecting apparatus 2 are provided with a plurality of spacing members 11 provided in the flow direction of the roof 1. Are kept at regular intervals. This second roof 1
It is desirable that the roofing material 10b having the same color and the same material as the roofing material 6 of the roof 1 also has the same color. Also,
As is clear from FIG. 4, the second roof 10 can be made almost flush with the roof 1 at the periphery on the eaves side. The second roof 10 is not limited to be assembled in a factory in advance, and may be attached on site.

At the end of the roof 1 facing the solar heat collecting device 2, a draining plate 12 having a U-shaped cross section is provided around.
By covering the drain plate 12 and the frame member 2a of the solar heat collecting apparatus 2 with a cover member 13, dead leaves and the like do not enter the low plate 8 portion. The space between the adjacent solar heat collectors 2 is also covered with the cover member 13a.

A gap is formed in the eaves portion between the bottom plate 8 and the second roof 10, so that the second roof 10 is not moved by the wind or the like and dust and the like do not enter. For this reason, the eaves of the second roof 10 have a windbreak plate 14
Is preferably provided. Further, a rain gutter 15 is usually provided at the eaves portion.

In the above-described roof structure, rainwater flowing from the roof at a high place on the ridge side flows into the draining plate 12 above the solar heat collecting device 2, and the draining plate on the side of the solar heat collecting device 2. 12, the drain plate 1 on the lower side of the solar heat collector 2
2 and a second roof 10 to flow into a gutter 15.
Even if rainwater falls downward, there is a bottom plate 8 provided with a waterproof plate 8c below.
Flow into

[0014]

As described above, in the solar heat collecting device with a built-in roof according to the present invention, a space is provided from the middle of the flow direction of the roof to the eaves, and a unit-type roof incorporating the solar heat collecting device is provided. , With rafters thinner than the rafters on the roof,
It consists of a waterproof plate slightly larger than the space fixed on the hanging lumber, and a solar heat collector installed on a part of this waterproof plate and having a thickness almost the same height as the roof. ,
Since the second roof having substantially the same height as the roof is provided on the waterproof plate on the eaves side where the solar heat collector is not installed, the upper surface and the roof surface of the solar heat collector are substantially flush with each other. The solar heat collector can be installed anywhere in the roof's flow direction because the roof can be improved and the roof has a good appearance, and the solar heat collector tank is installed on the purlin through the lumber and the bottom plate. In addition, it is only necessary to assemble the solar heat collecting apparatus in a factory in advance and install the solar heat collecting apparatus at the installation site, and the installation work becomes extremely simple. In addition, rainfall can be ensured, and snow does not accumulate.

[Brief description of the drawings]

FIG. 1 is a view schematically showing a roof-installed solar heat collecting apparatus according to the present invention.

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

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a sectional view taken along line CC of FIG. 1;

FIG. 5 is a perspective view showing a unit-type roof incorporating a solar heat collecting apparatus.

FIG. 6 is a sectional view taken along line AA of FIG. 5;

FIG. 7 is a diagram schematically showing a conventional roof-mounted solar heat collecting apparatus.

FIG. 8 is a diagram showing a main part of a conventional solar heat collecting apparatus with a built-in roof.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... roof, 2 ... solar heat collector, 3 ... purlin material, 7 ... lumber, 8c ... waterproof board, 8d ... standing part, 10 ... second Roof, 14 ... windbreak board, A
・ ・ Vacancy.

Claims (1)

(57) [Claims] 1. A unit type in which a rafter, a base plate , a roofing material, and a cut-out space are cut off as part of the roof, and a solar heat collecting device is installed on the purlin material of the space. in roof built solar collecting device for fixing the roof, before
When a space is provided from the middle of the flow direction of the roof to the eaves,
And a unit-type roof incorporating the solar heat collecting apparatus
A rafter thinner than the rafter, and on this rafter
A waterproof plate slightly larger in area than the space to be fixed,
It is installed on a part of the water board and has almost the same height as the roof
It consists of a solar heat collector with a thickness
A roof-integrated solar heat collector, wherein a second roof having substantially the same height as the roof is provided on the waterproof plate on the eaves side where the positive heat collector is not installed. .