JPH0341543Y2 - - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention relates to a drainage structure of a roof plate that can intensively discharge rainwater and dew water from a roof body constituting a sunroom or the like.

(Prior Art) Generally, in buildings such as sunrooms and greenhouses, the roof is formed by connecting multiple panels such as glass using connecting materials.
Rainwater that falls along the top of the roof is collected and discharged by rain gutters, but there is a risk that rainwater may enter the interior from the contact area between the panel and the connecting material, so it is necessary to ensure that this rainwater is drained to the outside. Measures were needed to discharge it.

In addition, such buildings are prone to condensation on indoor surfaces due to the temperature difference between indoors and outdoors during winter, and if this condensed water is left to flow, it will flow along the indoor surfaces, such as on the top of the lintel or on windows. There was a problem in that a considerable amount of dirt could accumulate on the frame, etc., and could stain the interior of the room.

(Purpose of the invention) This invention was created by focusing on these conventional problems, and it is designed to reduce rainwater flowing on outdoor surfaces, rainwater flowing through connecting materials of roof boards, and condensation water occurring on indoor surfaces. The purpose of this project is to provide a roof drainage structure that can intensively discharge water to the outdoors.

(Structure of the invention) The roof drainage structure according to this invention connects the opposite side edges of a plurality of horizontally adjacent roof plates with a long roof plate connecting material interposed between each roof plate. and a rain gutter provided along the lower end of the roof body, the roof plate connecting material having a drainage groove in the longitudinal direction inside thereof, and the roof plate having the drainage groove opening. The lower end of the plate connecting member and the lower end of the roof plate are exposed to the inside of the rain gutter.

(Example) This invention will be explained below based on the drawings.

FIGS. 1 to 5 are diagrams illustrating an embodiment of this invention, and this embodiment illustrates a case where the invention is applied to a sunroom.

That is, the sunroom 1 is
As shown in the figure, the room protrudes outward from the outer wall 2 of the building, and is supported by pairs of inner columns 3, middle columns 4, and outer columns 5, which are respectively set up from the outer wall 2. A lintel 6 is installed between the upper ends of the outer pillars 5, and a sill 7 parallel to the lintel 6 is provided between the lower ends of the outer pillar 5, and the upper and lower sides are guided by the lintel 6 and the sill 7. A front part of the sunroom 1 is configured by providing a plurality of sliding doors 8a to 8d.

Also, on the side surface of the sunroom 1, another lintel 9 and a sill 10 are provided between the middle pillar 4 and the outer pillar 5 at the same height as the lintel 6 and the sill 7. A pair of sliding doors 11a and 11b are installed. Furthermore, a plurality of transparent plates 1 are provided between the upper part of the lintel 9 and the middle pillar 4 and the inner pillar 3 in the side part.
2a to 12d are provided in a fitted state.

On the other hand, on the roof side, a rafter hook 13 is installed between the upper ends of the inner pillars 3, and a plurality of vertical rafters 14 are installed at preset intervals on the upper surface of the front lintel 6, and further, The same number of rafters 1 as the vertical rafters 14
5 is fixed by being hung over the rafter hook 13 and the upper end of each vertical rafter 14.

Then, each rafter 15 fixed as described above
A long roof board support 17 extending from the rafter hook 13 to the front lintel 6 is attached to the outdoor surface of the vertical rafter 14.

The roof board receiver 17 constitutes a roof board connection material, and as shown in FIG. Roof plate 1 made of glass etc.
The opposite sides of the horizontally adjacent roof sheets 18 are secured by spanning the both side edges of the roof sheets 8 and further fixing the roof sheet retainers 19, which together with the roof sheet receivers 17 together with the roof sheet connecting material, from above. It is designed to hold the edges. In addition, the reference numeral 20 in FIG. 3 is a support member for supporting a sunshade 21 covering the roof, and the sunshade 21 is constructed so that it can be opened and closed along a rail 22 installed overlapping the upper end of this support member 20. It's getting old.

FIG. 4 is a diagram for explaining the rafters on both sides of the roof of the sunroom 1, that is, the gable rafters 23, and the above-mentioned rafters 15 are also connected to the roof plate connecting material on the outdoor side of the gable rafters 23. A constituting roof board receiver 24 is attached, and opposing side edges of each roof board 18 are held between a roof board presser 25 and a roof board retainer 25 that aligns and fastens the roof board receiver 24.

Note that the roof plate receiver 24 and roof plate retainer 25 attached to the gable rafter 23 are slightly different in shape from those attached to the middle rafter 15 (see Figure 3), but the main structure is almost the same, and the roof plate retainer 24 is attached to the roof rafter 23. Board support 2
A drain groove 24a is formed in the inside of the tank 4 in the longitudinal direction.

Further, each of the above-mentioned roof board receivers 17, 24 and each roof board presser 19, 25 is provided with a respective roof board 1.
A tight material 26 is fitted in the contact part with 8,
It is designed to be more waterproof.

The roof configured in this way has rafters 1
5 (gable rafter 23) and the vertical rafter 14, it has a downwardly curved shape, and its lower end faces the inside of the rain gutter 27 provided on the entire surface of the front lintel 6. It is in a state of

As shown in FIG. 5, the rain gutter 27 has a partition wall 27b that forms a hollow portion 27a inside a member having a substantially U-shaped cross section, and connects a rising wall 27c to the indoor side wall in contact with the front surface of the lintel 6. This prevents water from flooding indoors. Further, a protrusion 27d is formed in the longitudinal direction of the rain gutter 27 at an intermediate position of the rising wall 27c, and a tight material 28 is attached to the tip of the protrusion 27d to press against the inner surface of the lower edge of the roof board. are fitted to improve the airtightness of the room.

Further, the lower end of the roof plate receiver 17 is interposed in a space formed between the rising wall 27c and the roof plate 18 due to the protruding length of the protrusion portion 27d. Drainage grooves 17a and 17b formed inside are open so as to face the upper surface of the protrusion 27d.

Note that the outdoor side wall 27 facing the rising wall 27c
e is bent toward the inside of the rain gutter 27, and the lower end of the inserted roof plate 18 and the roof plate retainer 1
It serves to cover the lower end of 9.

Furthermore, a drain port 2 is provided on the protruding portion 27d.
9 is formed in the partition wall 27b, and an inlet 30 into the hollow part 27a is formed in the partition wall 27b. It communicates with the inside of the vertical rain gutter 31 attached to the front.

Next, the function of the roof board drainage structure will be explained.

First, rainwater flowing on the outdoor surface of the roof shingle 18 and rainwater flowing on the surface of the roof shingle retainer 19 flows down along the slope of the roof, and as shown by arrow A in FIG. Fall on top and enter inlet 3
0 into the hollow portion 27a.

On the other hand, the condensed water generated on the indoor surface of the roof board 18 is
As shown by arrow B in FIG. 5, the water also flows down along the slope of the roof, once falling onto the protrusion 27d, and then flowing out from the drain 29 onto the partition wall 27b, and then flowing down the lower edge of the roof plate 18. The liquid flows into the hollow portion 27a from the inlet 30 through the space between the partition wall 27b and the partition wall 27b.

In addition, rainwater, condensation water, etc. that have entered from the contact area between the outdoor surface of the roof shingle 18 and the tight material 26 of the roof shingle retainer 19, and the contact portion between the indoor surface of the roof shingle 18 and the tight material 26 of the shingle receiver 17, etc. As shown by arrow C in FIG. 5, the water flows down along drainage grooves 17a and 17b formed inside the roof shingle receiver 17, and the lower end of the roof shingle receiver 17 where the drain grooves 17a and 17b are open. The condensed water flows out to the upper surface of the protruding portion 27d and flows through the same flow path as the aforementioned dew condensation water to the hollow portion 2.
7a.

In other words, rainwater, condensation water, and roof board receiver 17
All water that enters into the roof plate connecting material consisting of the roof plate retainer 19 and the roof plate retainer 19 will be collected in the rain gutter 27, and as shown by arrow D in FIG. It can be discharged to the outside through the rain gutter 31.

FIGS. 6 to 9 are diagrams illustrating other examples of shapes of rain gutters.

The rain gutter 37 shown in FIG.
A protruding strip 37a extending in the longitudinal direction of the roof plate 1 is provided upright, and the tip of the protruding strip 37a is attached to the roof plate 1.
A tight material 28 is fitted into pressure contact with the inner surface of the lower edge chamber of 8.

Then, condensed water and water flowing down inside the roof board receiver 17 are poured into the indoor gutter 37b separated by the protruding strips 37a, and the outdoor side of the roof shingle 18 and water are poured into the outdoor gutter 37c on the opposite side. Roof board presser 1
It is designed to allow rainwater that has flowed on the surface of 9 to flow into it.

The rain gutter 47 shown in FIG. 7 is obtained by removing the partition wall 27a (see FIG. 5) of the rain gutter 27 in the previous embodiment, and has only the protruding stripes 47a on the indoor and outdoor walls. A drainage port 29 communicating into the rain gutter 47 is formed in the striped portion 47a.

The rain gutter 57 shown in FIG. 8 has a protrusion 57a that protrudes horizontally inward from the outdoor side wall of the rain gutter 57 and has its tip bent upward at an angle of approximately 90 degrees. A tight material 28 that presses against the inner surface of the lower edge chamber of the roof board 18 is fitted onto the bent upper end, and an inlet 30 leading to the inside of the rain gutter 57 is formed in the horizontal surface of the protrusion 57a. .

Further, the lower end of the roof plate receiver 17 is located in the upper part of the space formed between the protrusion portion 57a and the indoor side wall, and the drain ports 17a and 17b are connected to the rain gutter 5.
It is in an open state toward the inside of 7.

The rain gutter 67 shown in FIG. 9 has a protrusion 67c erected on the upper surface of a partition wall 67b forming a hollow portion 67a.
Forming an inlet 30 for rainwater etc. on the outdoor side from 7c,
An inlet 32 for condensed water, etc. is formed on the opposite indoor side.

And each rain gutter 37 illustrated in FIGS. 6 to 9,
47, 57, and 67 each have a roof plate 1 inside thereof.
8, the lower end of the roof plate receiver 17 and the roof plate retainer 1
The lower end of the roof plate connecting material consisting of 9 is exposed, and in either case, rainwater, dew water, and water that has entered the roof plate connecting material can be intensively discharged.

Note that the shape of the rain gutter is not limited to the embodiments and the above-mentioned shape examples, and any structure may be used as long as it can collect and discharge all rainwater, dew water, etc. on the roof body.

(Effects of the invention) As explained above, according to the roof board drainage structure of this invention, rainwater flowing on the outdoor surface of the roof, rainwater flowing through the roof board connecting materials, and condensation water generated on the indoor surface can be drained from the rainwater. It has the excellent effect of being able to discharge water intensively into the rain gutter, and also allowing water that has entered between the roof shingles and the roof shingle connecting material to be discharged to the rain gutter through the drainage groove inside the connecting material. However, it is possible to reliably prevent this water from flowing indoors, and especially when applied to a building used as a living room such as a sunroom, a comfortable interior can be obtained.

[Brief explanation of drawings]

1 and 2 are a front view and a side view illustrating a sunroom to which the roof drainage structure of this invention is applied; FIG. 3 is a sectional view illustrating the vicinity of the side edge of the supported roof plate; Fig. 4 is a perspective sectional view illustrating the vicinity of the side edge of the roof plate supported at the gable rafter position, Fig. 5 is an enlarged sectional view of the vicinity of the rain gutter of the sunroom shown in Fig. 2, and Figs. FIG. 9 is a cross-sectional view illustrating other examples of rain gutter shapes applicable to the roof drainage structure according to this invention. 17, 24... Roof board receiver (roof board connection material),
19, 25... Roof plate holder (roof plate connecting material), 1
7a, 17b, 24a...Drainage ditch, 18...Roof plate, 27, 37, 47, 57, 67...Rain gutter.

Claims (1)

[Scope of utility model registration request] A roof body formed by connecting opposing side edges of a plurality of horizontally adjacent roof plates with a long roof plate connecting material interposed between each roof plate, and a roof body formed by connecting the opposite side edges of a plurality of horizontally adjacent roof plates, and The roof plate connecting member has a drainage groove in the longitudinal direction inside thereof, and the lower end of the roof plate connecting member where the drainage groove opens and the lower end of the roof plate are connected to the rain gutter. A roof drainage structure characterized by facing the inside of the gutter.