JPH0781375B2 - Roof structure using solar water heater - 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 structure using a solar water heating device which can surely perform waste water treatment, can effectively use solar energy, and can be easily constructed and maintained.

[0002]

2. Description of the Related Art Conventionally, as a roof structure provided with a hot water collector (hot water heat exchanger), for example, Japanese Utility Model Laid-Open No. 61-2926.
Those disclosed in Japanese Patent Publication No. 0 and Japanese Patent Publication No. 54-30768 have been proposed. For example, the actual development 61-2
The one described in Japanese Patent No. 9260 has a ventilation duct provided inside a building that extends from a heat collecting portion of solar heat along a roof surface and guides air, and a leakage receiver is provided in the ventilation duct. This is a configuration in which an air heat medium type heat exchanger is arranged.
In addition, those described in Japanese Patent Publication No. 54-30768 are
A hot air collector for heating is installed on the roof directly above the living space, and a hot water collector is installed on the roof directly above the living space (the roof directly above the roof of the Keraba eaves).

[0003]

However, the one disclosed in Japanese Utility Model Laid-Open No. 61-29260 has a problem that the ventilation duct is inside the building and interferes with the structural members, so that the structural design is restricted. there were. In addition, the treatment and maintenance of water collected in the leak receiver and leaked water from the pipes are troublesome. On the other hand, the one disclosed in Japanese Examined Patent Publication No. 54-30768 has a problem that the solar energy cannot be distributed and used effectively when the heat loads of the hot air and the hot water change.

[0004]

The present invention has been proposed in view of the above, and a plurality of support members are arranged along the eaves ridge direction, and a plurality of left and right side edges are raised between the support members. A roof structure in which a plurality of heat collection spaces are formed by arranging a water flow board and further disposing a translucent material above each water flow board, and the plurality of heat collection spaces communicate with each other on the ridge side and the eaves side. The present invention also relates to a roof structure using a solar water heating device, characterized in that a hot water heat collecting device is provided at least in part.

[0005]

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

[0006] The roof structure of the present invention is roughly described. A water flow plate 2 and a light transmissive material 3 are arranged between support materials 1 and 1 arranged along the eaves ridge direction. A plurality of heat collection spaces 4 formed between the ridge side and the eaves side are communicated with each other, and a hot water heat collecting device 50 is provided at an appropriate position of the heat collection space 4.

The support 1 is made of metal or other high-strength material, and may be a through member or a piece member. In the illustrated embodiment, it is provided on the upper surface of the fixed portion 11 which is a cylinder having a square cross section. , Vertical locking pieces 13, 13 having protrusions 12, 12 are provided upright, and the vertical locking pieces 13, 13
The short mounting pieces 14, 14 are erected on the outer side of the.

Further, the running water plate 2 is constructed by bending and rising the left and right side edges of a long metal material continuous in the eaves ridge direction, and in the illustrated embodiment, the left and right sides of the long flat plate portion 21. The edges of the support member 1 are bent to bend the edges of the support member 1 and the mounting piece 14.
A rising portion 22 is formed along (the outer surface of), and an upper end of the rising portion 22 is bent downward in a folded shape to form a folded portion 23 along (the inner surface) of the mounting piece 14 of the support member 1. ,
The support member 1 is formed by bending the lower end of the folded-back portion 23 horizontally.
The horizontal portion 24 is formed along the upper surface of the fixed portion 11 (between the locking vertical piece 13 and the mounting piece 14). Further, the horizontal portion 24
Is bent upward to form a vertical portion 25 along the outer surface of the locking vertical piece 13 of the support member 1, and the upper end of the vertical portion 25 is bent outward to the upper end of the vertical locking piece 13 of the support member 1. Engaging portion 26 for engaging with
Was formed.

Further, the light-transmitting material 3 is made of a long tempered glass having a light-transmitting property and a heat-retaining property. Gaskets 33 and 34 are attached. This fixed frame 3
Reference numeral 2 denotes a substantially cross shape, and a stopper portion 321 having an arrowhead shape is provided at the upper end thereof, and a lower groove portion 322 that opens downward and a lateral groove portion 323 that opens inward are provided. The lower groove portion 322 and the lateral groove portion 323 are respectively provided. This is a configuration in which the gaskets 33 and 34 are fitted. Then, the left and right side edges of the translucent material 3 are received by the gasket 34 mounted in the lateral groove portion 323.

As the hot water heat collector 50, for example, one having the structure shown in FIGS. 3 and 4 can be used. In the illustrated embodiment, the water pipe 502 comes into contact with the heat receiving plate 501 having a large number of fins. The structure is such that the water attached to the water pipe 502 is sequentially circulated or discharged.

An example of constructing a roof using the above members will be shown below. First, a plurality of support members 1 ... Are provided with bolt members 15 along the eaves direction on the roof surface portion of the heat insulating field material 61 stretched from the roof surface of the building structure 60 to the inner surface of the top duct 601. Fix it. Then, the flowing water plate 2 is arranged between the support members 1 and 1, and the rising portion 22, the folded portion 23, the horizontal portion 24, and the vertical portion 25 of the flowing water plate 2 are arranged along the applicable portions of the support material 1, respectively. The joint portion 26 is engaged with and supported by the upper end of the locking vertical piece 13. The edge of the running water plate 2 on the eaves side faces above the gutter 62.

Next, when the transparent material 3 is provided, the heat collecting space 4 is formed between the water flow plate 2 and the transparent material 3. Before the transparent material 3 is provided, the heat collecting space 4 is formed. Hot water collector 5 in the heat collecting space 4
0 or, for example, a heat collecting plate 51 having a large surface area provided with a large number of fins is arranged. This arrangement may be performed, for example, to form a circuit as shown in FIG.
Is provided with a water amount control mechanism (not shown) capable of adjusting the amount of water to the water pipe 502, and the radiant air circulation circuit Y is provided with an air amount control mechanism such as a blower Z. Then, with the gasket 33 fitted in the lower groove portion 322 of the fixed frame 32, the running water plate 2 (the rising portion 22 and the folded portion 2
The heat collecting space 4 is closed by the translucent material 3 by receiving the upper end of the mounting piece 14 of the support material 1 via 3).

Further, a cap material 8 is capped from above the support material 1 via an auxiliary material 7. The auxiliary member 7 has a hanging portion 72 having a tip end shape which engages with the protruding portion 12 of the locking vertical piece 13 of the support member 1 inside the receiving portion 71 having an umbrella-shaped cross section.
Support leg portions 73, 7 that are provided with 72 and that hang down from the left and right side edges of the receiving portion 71 and contact the upper surfaces of the fixed frames 32, 32.
3 is provided to prevent the cap member 8 from being depressed due to a pressing force from above. Further, the cap member 8 has a locking leg portion having a folded-back lower end shape that hangs from the left and right side edges of the decorative portion 81 having an umbrella-shaped cross section and engages with the stopper portions 321 and 321 of the fixed frames 32 and 32. 82, 82
It is the structure provided with.

The roof structure constructed in this manner is easy to construct because the light-transmitting material 3 also serves as the roof exterior plate, and rainwater that has entered through the joints of the light-transmitting material 3 and water generated in the heat collecting space 4, That is, the dew condensation water generated in the hot water heat collector 50, the water from the water pipe 502 of the hot water heat collector 50, the water drained to prevent freezing, and the like must be reliably drained to the gutter 62 at the eaves with the running water plate 2. You can

Of course, hot water can be obtained by the hot water heat collecting device 50 (hot water circuit X) mounted in the heat collecting space 4, and the hot air warmed in the heat collecting space 4 (radiant air circulation circuit Y) can be used. It can be pulled into the room and used as heating, or can store heat in a heat storage tank (not shown).
At that time, the heat collecting plate 51 improves the heat collecting efficiency. Further, since the hot water heat collector 50 is supplied with heat from the hot air heated through the heat collection space 4 in addition to directly absorbing heat from the sunlight, the hot water heat collector 50 has a high temperature and a large amount of heat. Hot water can be obtained. Further, since a control mechanism for adjusting the amount of water or the amount of air circulation to the hot water circuit X and the radiant air circulation circuit Y is provided respectively, the air amount of the radiant air circulation circuit Y can be narrowed down when, for example, the use of hot water is desired. If the use of warm air should be prioritized, the amount of water in the hot water circuit X may be reduced, and solar energy can be distributed and used effectively.

In addition, the communication portions 41 and 42, which the heat collecting space 4 communicates with on the ridge side and the eaves side, are outside of the protruding portion protruding on the roof substrate or from the building frame such as the eaves tip or the stairs. Since it is formed in the above, it can be installed without interfering with the structural material and without being restricted by the structure. Therefore, maintenance of the devices and members inside the heat collection space 4 can be facilitated.

Although the present invention has been described based on the embodiments of the drawings, the present invention is not limited to the above embodiments, and can be carried out in any manner as long as the configuration described in the claims is not changed. be able to.

For example, the heat collecting circuit in the heat collecting space 4 is not limited to the above, and a hot water circuit X'and a radiant air circulating circuit Y'may be constructed as shown in FIG. Each device shown in FIG. 6 has the same configuration except that a long hot water heat collector 50 ′ is used, and therefore, the same reference numerals as those in FIG. Further, the configuration of the water flow plate 2 is not limited to the above, and a water flow plate 2 ′ shown in FIG. 7 may be used. The components shown in FIG. 7 have the same configuration except that the engaging portion 26 of the water flow plate 2 is not provided, and therefore, the same reference numerals are given and the description thereof is omitted. Further, although not shown, for example, a flowing water plate whose surface area is increased by bending the flat plate portion 21 or the like, that is, a flowing water plate which also serves as a heat collecting plate may be used. Further, the hot water heat collecting apparatus does not necessarily have to be composed of the heat receiving plate and the water pipe, and may be only the water pipe.

[0019]

As described above, in the roof structure of the present invention, hot water can be obtained by the hot water heat collector installed in the heat collecting space, and the warm air heated in the heat collecting space is drawn into the room for heating. Can also be used as

Further, since the hot water heat collecting device receives heat from the hot air heated through the heat collecting space in addition to directly absorbing the heat from the sunlight, the hot water heat collecting device can reduce the high temperature,
A large amount of hot water can be obtained. Furthermore, by providing a control mechanism for adjusting the amount of water to the hot water heat collecting apparatus and the amount of air to the heat collecting space respectively, it is possible to distribute and effectively use the solar energy.

In the roof structure of the present invention, the translucent material also serves as the roof exterior plate, so that construction is easy, and rainwater that has entered through the joints of the translucent material, water generated in the heat collecting space, that is, condensed water, It is possible to reliably drain the water drained to prevent freezing of the water pipe to the eaves without leaking at the water flow board.

Further, if a heat collecting plate is provided in the heat collecting space, the heat collecting efficiency is further improved.

In addition, when the communication part where the heat collecting space communicates with the ridge side and the eaves side is formed on the roof substrate or outside the projecting part protruding from the building frame such as the eaves or the shavings, the structure is formed. The work can be performed without interfering with the material and without being restricted by the structure, and the maintenance of the devices and members in the heat collecting space becomes easy.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of a roof structure of the present invention.

FIG. 2 is a side sectional view of the roof structure of FIG.

FIG. 3 is a perspective view showing an embodiment of a hot water heat collecting apparatus.

FIG. 4 is a sectional view taken along line IV-IV in FIG.

FIG. 5 is a circuit diagram showing an embodiment of a heat collecting circuit in a heat collecting space.

FIG. 6 is a circuit diagram showing another embodiment of the heat collecting circuit in the heat collecting space.

FIG. 7 is a perspective view showing a part of another embodiment of the water flow plate.

[Explanation of symbols]

 1 Supporting Material 2 Flowing Water Plate 3 Translucent Material 4 Heat Collection Space 50 Hot Water Heat Collecting Device

Claims (3)

[Claims] 1. A plurality of support members are arranged along the eaves direction,
A plurality of water flow plates having left and right side edges raised between the support members are arranged, and a roof structure in which a plurality of heat collecting spaces are formed by further disposing a translucent material above each water flow plate, A roof structure using a solar water heating device, characterized in that the heat collecting space communicates with the ridge side and the eave side and at least a part of which is provided with a hot water heat collecting device. 2. The roof structure using the solar water heating apparatus according to claim 1, wherein a heat collecting plate is provided in the heat collecting space. 3. The roof structure using the solar water heating apparatus according to claim 1, wherein the communication portion through which the heat collecting space communicates is formed on the roof substrate or outside the protruding portion.