JPH0781376B2 - Roof eaves structure with 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 roof eaves structure provided with a solar heat collector capable of reliably treating waste water, effectively utilizing solar energy, and easy to construct and maintain. .

[0002]

2. Description of the Related Art A conventional roof structure provided with a hot water collector (hot water heat exchanger) is, for example, Japanese Patent Publication No. 57-5665.
Those disclosed in Japanese Patent No. 9 and Japanese Patent Publication No. 54-30769 have been proposed. For example, Japanese Patent Publication 57-5
The structure described in No. 6659 has a structure in which a water receiver having a drainage portion (through hole) is formed below the lower end edge of a heat collecting plate which is arranged with a slope on the roof surface. It was made possible. In addition, Japanese Examined Japanese Patent Publication 54-3
The one described in Japanese Patent No. 0769 has a configuration in which air passages are formed above and below the heat collecting plate and a plenum duct is provided in the air passage below the heat collecting plate to circulate air.

[0003]

However, the one disclosed in Japanese Patent Publication No. 57-56659 has a structure in which the air can freely flow in and out of the drainage portion, so that the warmed air escapes and the efficiency is extremely low. There was a problem. On the other hand, in the one disclosed in Japanese Patent Publication No. 54-30769, the plenum duct is located inside the building and is located below the base to which the roof is normally attached, so that it interferes with the structural members and is restricted in the structural design. There was a problem.

[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. It has a roof eaves structure in which a plurality of heat collection spaces are formed by arranging a water flow board and a translucent material above each water flow board, and a gutter is provided on the eaves side of the plurality of heat collection spaces. The present invention relates to a roof eaves structure provided with a solar heat collector, in which the gutter is provided with a drainage mechanism that opens and closes by a float operation.

[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. The water generated in the plurality of heat collection spaces 4 formed between the two is guided to the gutter 5 at the eaves by the water flow board 2, and the drainage mechanism provided in the gutter 5 opens and closes the air to limit the inflow and outflow of air. While it is configured to discharge water to the outside.

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 plate 31 are received by the gasket 34 mounted in the lateral groove portion 323. In addition, the gasket 3 is also provided on the side edge of the translucent material 3 on the eaves side.
5 is attached.

Further, the heat collecting space 4 formed between the water flow plate 2 and the translucent material 3 has a heat pipe 601 having a large number of fins as shown in FIGS. 6
Hot water heat collecting device 60 configured to be attached in contact with 02
A heat collecting plate 61 and the like are provided. The hot water heat collector does not necessarily have to be composed of the heat receiving plate and the water pipe, but may be composed of only the water pipe.

Further, the gutter material 5 arranged on the eaves side of the heat collecting space 4 is made by bending a metal material or the like, and is independent of the plurality of heat collecting spaces 4. A plurality of short lengths may be provided, or a long length that is continuous in the girder direction may be provided so that the plurality of heat collection spaces 4 communicate with each other. The gutter member 5 is provided with a ridge-side flange portion 51 and an eaves-side flange portion 52, which are substantially parallel to the roof surface, at the upper end, and a drainage mechanism which opens and closes by a float operation. In the illustrated embodiment, a through hole 54 is formed at an appropriate position on the bottom surface 53 of the long gutter member 5 which is continuous in the direction of travel, and the through hole 54 has a substantially cylindrical storage frame 55 whose upper side is open.
Is attached. The outer diameter of the storage frame 55 is the through hole 5
4, a male screw portion 551 is screwed on the upper part of the outer peripheral surface thereof, a flange 552 is provided on the upper end thereof, and a drain hole 553 is further formed on the bottom surface thereof.
A floating body 56 is arranged inside thereof. That is, when rainwater or the like is introduced into the storage frame 55 of the gutter member 5, the floating body 56 closes the drain hole 553 until the water level reaches a certain level, but when the storage amount of the rainwater or the like exceeds a certain level. Floating body 5
6 receives the buoyancy and opens the drain hole 553.
Drain rainwater from 53. Storage frame 55 having such a configuration
In order to attach the storage member 55 to the gutter member 5, the storage frame 55 is loosely inserted from above the through hole 54, and then the ring member 57 having the female screw portion 571 formed on the inner peripheral surface thereof is exposed from below the through hole 54, The gutter member 5 and the storage frame 55 may be integrated by screwing the female screw portion 571 into the screw portion 551.

An example of constructing a roof using the above members will be shown below. First, a plurality of supporting members 1 are provided along the eaves direction on the roof surface portion of the heat insulating material 71 stretched from the roof surface of the building structure 70 to the inner surface of the top duct 41.
Are fixed with bolts 15. Then, the flowing water plate 2 is arranged between the supporting 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 respectively supported.
The engaging portion 26 is engaged with and supported by the upper end of the locking vertical piece 13 along the corresponding position. At this time, a square timber 72 having a thickness substantially equal to that of the heat insulating base material 71 is fixed to the eaves end of the building structure 70, and the ridge-side flange portion 51 of the gutter 5 is fixed to the surface thereof with screws. The edge of the running water plate 2 on the eaves side is the gutter material 5.
It faces the upper part of the water, but the edge of this water flow plate 2 and the gutter 5
It is joined to the ridge-side brim portion 51 of this case through an airtight seal packing 73, and this airtight seal packing 73 prevents water from entering the fixing screws and the inner surface of the heat insulating field material 71.

Next, when the transparent material 3 is provided, a 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 heat collecting device 6 in the heat collecting space 4
0, the heat collecting plate 61 and the like are arranged. Further, since a long gutter material 5 which is continuous in the girder direction is used, the interior of the gutter material 5 serves as the communication portion 42 of the plurality of heat collecting spaces 4. Since the ridge side of the heat collection space 4 communicates with the top duct 41, a control mechanism capable of appropriately adjusting the amount of water and the amount of air is arranged to provide a hot water circuit and a radiant air circulation circuit over the entire roof surface. Can be configured. Then, the gasket 33 fitted in the lower groove portion 322 of the fixed frame 32 receives the upper end of the mounting piece 14 of the support material 1 via the water flow plate 2 (the rising portion 22 and the folded portion 23), and thus the translucent material. Three
The upper part of the heat collecting space 4 is closed with.

Further, a cap material 9 is capped from above the support material 1 via an auxiliary material 8. The auxiliary member 8 has a hanging portion 82 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 81 having an umbrella-shaped cross section.
The supporting leg portions 83, 8 that are provided with 82 and that hang down from the left and right side edges of the receiving portion 81 and contact the upper surfaces of the fixing frames 32, 32.
3 is provided to prevent the cap member 9 from being depressed due to a pressing force from above. Further, the cap member 9 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 91 having an umbrella-shaped cross section and engages with the stopper portions 321 and 321 of the fixed frames 32 and 32. 92,92
It is the structure provided with.

Further, the storage frame 55 is attached to the gutter member 5, the floating member 56 is arranged inside the storage frame 55, and the storage frame 5 is also provided.
The drainage hole 553 of No. 5 is connected to a vertical gutter (not shown). Further, an end blocker 74 that closes the eaves end of the heat collecting portion 4 and accommodates the eaves ends of the translucent material 3 and the support member 1, and an end decorative material 75 that accommodates the eaves end of the cap member 9 are attached. The end block member 74 has a vertical portion 741 that is continuous in the girder direction.
From a pair of arm pieces 742 and 742 extending from the vertical portion 741 toward the ridge side, and an L-shaped receiving arm portion 743 extending from the upper end of the vertical portion 741 toward the eaves side. Becomes
A plurality of heat collecting spaces 4 are formed by the vertical portion 741 and the sealing material 76 filled between the vertical portion 741 and the eaves side flange portion 52 of the gutter member 5.
The eaves end portion of ... Is closed in series, the gasket material 35 of the light-transmitting material 3 is sandwiched between the arm pieces 742 and 742, and the eaves edge of the cap material 9 is supported by the receiving arm portion 743.
The end decorative material 75 has a shape that covers the outer surface and the eaves end surface of the cap member 9, and has a lower locking piece 751 that locks to the lower end of the receiving arm portion 743 of the end blocking member 74. It is a composition.

The roof structure constructed in this manner is easy to construct because the translucent material 3 also serves as the roof exterior plate, and rainwater that has entered through the joints of the translucent material 3 and water generated in the heat collection space 4, That is, the dew condensation water generated in the hot water heat collector 60, the water from the water pipe 602 of the hot water heat collector 60, the water drained for freezing prevention, etc. are drained to the gutter 5 at the eaves by the running water plate 2, and the gutter Water can be discharged to the outside while restricting the entry and exit of air by the drainage mechanism provided in 5.

Since the inflow and outflow of air is restricted, the heat collecting energy does not leak outside, and the heat collecting space 4
The hot water heat collector 60 (hot water circuit) attached to the can efficiently obtain hot water, and the warm air warmed by the heat collecting plate 61 (radiation air circulation circuit) can be drawn into the room without letting it escape to the outside. It can be used for heating, or can store heat in a heat storage tank (not shown). Furthermore, since the hot water heat collector 60 is supplied with heat from the hot air heated through the heat collection space 4 in addition to directly absorbing the heat from the sunlight, the hot water heat collector 60 has a high temperature and a large amount of heat. Hot water can be obtained.

Further, since the gutter member 5 which is continuous in the girder direction also serves as a plenum duct, of course, it does not interfere with the structural member and is not restricted by the structure, so that it has excellent structural characteristics and a roof structure. The construction and maintenance of the members will be extremely easy.

The present invention has been described above based on the embodiments of the drawings, but 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 drainage mechanism provided in the gutter member 5 is not limited to the above-described configuration. For example, when the stored amount of water reaches a certain level, the internal float rises and the switch is turned on, or the liquid level is changed by another method. It is also possible to use a pump system in which water is discharged to the outside by sensing the switch and turning on the switch to operate the pump.

[0020]

As described above, 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 and water generated in the heat collection space are easy to construct. In other words, it is possible to drain dew condensation water or water drained to prevent freezing to the gutters at the eaves with a water flow board, and discharge the water to the outside while restricting the inflow and outflow of air by the drainage mechanism provided in the gutters. .

Since the inflow and outflow of air is restricted, the heat collecting energy is not leaked to the outside, and the hot water or hot air obtained from the hot water circuit or the radiant air circulation circuit provided in the heat collecting space is effectively used. You can

Further, when the gutter material which is continuous in the direction of the girder is provided, the gutter material also serves as a plenum duct, and, of course, it does not interfere with the structural material and is not restricted by the structure, so that it has extremely structural characteristics. Is excellent, and construction of the roof structure and maintenance of members are extremely easy.

[Brief description of drawings]

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

2 is a cross-sectional view of the roof structure of FIG.

FIG. 3 is a side sectional view showing a structure of an eave end portion of the roof structure of FIG.

FIG. 4 is a perspective view showing an embodiment of a hot water heat collecting apparatus.

5 is a cross-sectional view taken along the line VV of FIG.

[Explanation of symbols]

 1 Support material 2 Flowing water plate 3 Light transmissive material 4 Heat collection space 5 Gutter material

Claims (2)

[Claims] 1. A plurality of support members are arranged along the eaves direction,
Arranging a plurality of water flow plates rising the left and right side edges between the support members, further is a roof eaves structure that has formed a plurality of heat collection space by disposing a translucent material above each water flow plate, A roof eaves structure provided with a solar heat collector, wherein gutters are provided on the eaves side of a plurality of heat collecting spaces, and the gutters are provided with a drainage mechanism that opens and closes by a float operation. 2. The roof eaves structure provided with a solar heat collecting apparatus according to claim 1, wherein the gutter material is continuous in the direction of the girder and serves as a communicating portion of a plurality of heat collecting spaces.