JPH1018530A - Eaves tip structure of building and its eaves tip strip and eaves tip support fitting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent water which is formed of a melted icicle and invades over a surface door from gathering on an indoor ceiling. SOLUTION: A plate is spreadly provided on a support 10 which horizontally extends along the lower side of the eaves tip part of a roof member 12 having an irregular section and supports the eaves tip part, and is horizontally extended toward the outside of a building to form the second flat plate part 11b. A drainage port is formed on the second flat plate 11b, and a strip 14 which fits in the irregular section of the roof member 12 to interrupt a space inside the section part of the roof member 12 is erectedly provided in an edge part located outside the drainage port, and a venting port is formed between the upper end of the strip 14 and the upper inner wall face of the irregular section part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a support structure for a tip of an eave of a building, and more particularly to a structure of a building provided with a face door for closing a gap between a roof material having an uneven cross-section and a column supporting the same. Regarding eaves structure.

[0002]

2. Description of the Related Art In a building provided with a roof tile or a roofing material having an uneven cross section, a supporting column for supporting an eaves end side of the roof is provided with a face door for closing a gap between the roof tile and a cut-off roofing material. FIG. 12 shows an example.

[0003] In FIG. 12, a receiving bracket 3 for a roofing material 2 having an uneven cross-sectional shape is protruded from an upper portion of a column 1 extending horizontally along the lower end of the eaves of the roof. The receiving metal fitting 3 is fitted on the inner wall surface of a portion that is convex above the roofing material 2 having an uneven cross section, and supports the roofing material 2. A slight gap is provided between the column that is convex below the lower portion of the roofing material 2 and the column. In some cases, the plate member 4 between the receiving fitting 3 and the column 1 may be extended outwardly, and a face door with a long hole for drying may be erected there.

[0004] In Japanese Unexamined Utility Model Publication No. 57-140531, "corrugated tile door", the upper surface of the corrugated tile door body is formed in a corrugated form, and an adhesive layer is formed on the corrugated tile to form a corrugated tile. And the adhesion to the corrugated tile door.

Japanese Unexamined Utility Model Publication No. Sho 56-97346 discloses a "faced plate with ventilation holes", in which a plurality of elongated holes are formed in a faced door so as to accelerate the drying of the roof and the base of the roof, and to reduce the age of the base of the roof. Trying to prevent.

Further, the "eave structure of a corrugated roof" disclosed in Japanese Utility Model Laid-Open Publication No. 57-205331 discloses a method in which a plurality of face doors are formed on an elongated flat plate provided so as to extend horizontally along the eaves tip. By protruding in advance, the work of mounting the face door that closes the gap between the roof and the roof base is shortened, and a slit is opened in the face door to promote the drying of the roof base.

As another device relating to the face door, there has been proposed one in which the face door is fitted with a corrugated roof plate as disclosed in Japanese Utility Model Application Laid-Open No. 63-98918.

[0008]

However, FIG.
In the case shown in Fig. 5, since rainwater and small animals can easily enter with the receiving bracket 3 alone, it is preferable to extend the plate member 4 to the outside and mount a perforated door, but if the perforated door is provided, the volume of ice will increase due to the icicles increasing in volume. However, there is a problem that water enters the interior of the door and is melted, and water and dew condensation collect, and the indoor ceiling is deteriorated.

Further, in the case of Japanese Utility Model Laid-Open No. 57-140531 and Japanese Utility Model Laid-Open No. 63-98918, since the main body of the face door and the roof tile are in close contact with each other, water that has entered between the adjacent roof tiles may cause the roof. It accumulates on the ground below, and the aging of the roof foundation is a concern.

[0010] Further, Japanese Utility Model Application Laid-Open No. 56-97346,
According to Japanese Utility Model Laid-Open Publication No. 57-205331, in the winter season, when water attached to a face door freezes and becomes icicles, if the volume of the icicles increases, the icicles enter the inside of the roof from the long holes for drying, and There is a problem that water accumulates between the lower part of the hole and the base of the roof, causing rain to leak in the living room, and the ceiling of the living room to be deteriorated.

[0011]

SUMMARY OF THE INVENTION The present invention has been made in view of such a problem. The present invention has been made to improve the ventilation of an attic, an indoor ceiling, and the like, and to prevent rainwater and the like from being stored on the indoor ceiling. An object of the present invention is to prevent icicles from being stored on the indoor ceiling even when an icicle or the like enters the attic beyond the face door.

In order to solve such a problem, the eaves structure of a building according to the first aspect of the present invention is a pillar that extends horizontally below the eaves tip of a roofing material having an uneven cross section and supports the eaves tip. On top, a plate extending in the longitudinal direction of the column is laid, and the plate is horizontally extended in the outward direction of the building to form a front door support plate portion, and a drain port is formed in the front door support plate portion. A face door that fits with the concave and convex cross-section of the roofing material and blocks the space inside the cross-section of the roofing material is erected at an edge located outside the drainage port. A vent hole is formed between the concave portion and the upper inner wall surface of the cross section.

According to a second aspect of the present invention, there is provided the eaves structure of a building according to the first aspect of the present invention, wherein a seal is interposed between an upper portion of the face door and the concave-convex section, and The vent is formed between a portion mounted on an upper end of the face door and an upper inner wall surface of the concave-convex section.

Further, the eaves structure of a building according to claim 3 of the present invention is the eaves structure of a building according to claim 1, wherein an upper end of the face door is provided between an upper part of the face door and the uneven cross section. Except for the above, the first seal is interposed to form the ventilation hole between the upper end of the face door and the upper inner wall surface of the uneven cross section, and the first seal of the face door support plate is formed. A second seal is provided on the outer edge so as to be in close contact with the lower part of the uneven section of the roof material.

Further, the eaves front door of the building according to the present invention is provided on a support for supporting the eaves tip of a roof material having an uneven cross-sectional shape via a plate with a drainage port, and the roof is provided with the roof. A surface door that fits with the uneven cross-section of the material and blocks the space inside the cross-section of the roofing material, wherein a vent is formed between the upper end of the face door and the upper inner wall surface of the uneven cross-section. It has a part.

According to a fifth aspect of the present invention, there is provided an eaves support for a building,
A portion of a roofing material having an uneven cross section that extends horizontally below the eaves tip and is laid on a column that supports the eaves tip, extends horizontally from the column in the outward direction of the building, and projects outward from the column. A plate having a drain hole formed therein, a metal fitting protruding from a portion of the plate placed on the column, and supporting the roof material by fitting into the uneven cross section of the roof material; The roof protrudes from an edge located outside the drain port, and fits into the uneven cross section of the roof material to block the space inside the cross section of the roof material. And a face door forming a vent between the upper inner wall surface of the cross-sectional portion.

According to the first aspect of the present invention, since the ventilation hole is formed between the face door and the roof material, ventilation of the attic is promoted, and dry ventilation of the roof base and the upper part of the indoor ceiling is performed. . In addition, since drainage holes are formed inside the face door, the volume of icicles grows during freezing in winter, etc.
Even if icicles enter the attic through the ventilation opening between the face door and the roofing material, the water that has melted or condensed is drained from the drain opening.

According to the eaves structure of the building of the second aspect, in addition to the function of the first aspect, since the seal is interposed between the upper part of the face door and the uneven cross section, the roof material and the face door can be connected to each other. The airtightness of the seal is improved, and a ventilation hole is formed between the portion mounted on the upper end of the face door of the seal and the upper inner wall surface of the uneven cross section, so that sufficient air permeability can be ensured.

According to the third aspect of the present invention, in addition to the function of the first aspect, in addition to the function of the first aspect, the first seal ensures the watertightness of the uneven cross section of the face door and the roofing material, and the second seal secures the watertightness. Since the watertightness of the front door support plate and the second seal is ensured, the watertightness of the front door support plate and the roof material is maintained even if the height of the uneven cross section between the front door and the roof material is different. The remarkable improvement and the air permeability are improved.

According to the eaves front door of the fourth aspect, it is possible to prevent invasion of small animals and to prevent rainwater from entering the backside of the roof as much as possible even when spraying rainwater.
Also, even if the icicles grow in winter and enter the inside of the face door, the dissolved water can be discharged from the drain. Also,
A ventilation hole is formed between the face door and the upper inner wall surface of the uneven cross section, so that the ventilation of the attic and the indoor ceiling can be secured.

According to the eaves support of the fifth aspect, it is possible to prevent rainwater and small animals from entering, and it is difficult for icicles to enter the inside of the face door. Can be discharged from drain. In addition, since there is a ventilation effect from the drain port in addition to the ventilation port, the ventilation of the attic and the indoor ceiling is further improved. Furthermore, since the plate, the receiving fitting and the face door are integrally formed, the construction can be shortened.

[0022]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a building according to an embodiment of the present invention.

FIG. 1 shows a cross-sectional structure of the eaves portion of the first embodiment. In FIG. 1, reference numeral 10 denotes a column made of a C-shaped steel, and the column 10 supports an eave end of a roofing material 12 having a continuous trapezoidal uneven cross-sectional shape.

A tight frame base 11 as a plate is fixed on the support 10 by bolts. The tight frame base 11 is composed of the tight frame 13 and the face door 14, and constitutes an eave receiving bracket H (see FIG. 6) for supporting the roofing material 12.

The tight frame base 11 is shown in FIGS.
As shown in FIG. 1, the support 10 extends in the longitudinal direction. The tight frame base 11 has a cross-sectional shape shown in FIGS. 5 and 6, and includes a first flat plate portion 11 a supported in the form of a support 10 and a second flat plate portion 1 protruding from the support 10 to the outdoor side.
1b (face door support plate), and a vertical plate 11c is provided between the first flat plate 11a and the second flat plate 11.

On the first flat plate portion 11a, a tight frame 13 for supporting the inner wall surface of the convex portion of the roofing material 12 is fastened together with the first flat plate portion 11a and the upper flange of the column 10. The other and the frame 13 are fixed to the upper flange of the column 10 and are directed at a right angle to the direction in which the uneven cross section of the roofing material 12 extends, and extend vertically above the vertical plate along the horizontal direction. And a horizontal plate portion that is in close contact with the upper inner wall surface of the roofing material 12. This horizontal plate portion 13a is fitted to the upper inner wall surface of the uneven cross section of the roofing material 12. 13b is the horizontal plate 1
The projections protrude from 3 a and are fitted to the roofing material 12.

The second flat plate portion 11b is higher than the first flat plate portion 11a. On the outer edge of the second flat plate portion 11b,
The face door 14 is joined. As shown in FIG. 5, the second flat plate portion 11b has a large number of drain holes 17 of 6 × 6 cm in size. The face door 14 has a trapezoidal shape as shown in FIGS. 2 and 3. A seal rubber 15 is adhered to the upper side portion 14a and the oblique side portion 14b of the face door 14, as shown in FIG. The seal rubber 15 has a cross-sectional shape that matches the cross-sectional shape of the roofing material 12 and fits with the roofing material 12.
A gap is provided between the roof material 12 and the wall surface that is convex above the uneven shape, and the ventilation port 16 is formed.

As shown in FIG. 1 and FIG. 4, the tight frame 13 is set higher than the highest portion of the seal rubber 15 which is convex above the uneven cross section.
A gap is formed between the upper side portion 15a and the highest convex portion 12a of the roofing agent 12. This gap serves as an attic ventilation port 16. The drain port 17 is gathered and opened near the ventilation port 16.

At the right and left ends of the tight frame base 11, triangular end doors 14 'are protruded. The gap between the end face door 14 'and the tight frame 13' is closed, for example, by another member.

The height of the first vertical plate portion 11b for arranging the eaves gutter 18 is adjusted. Tight frame base 11
A second vertical plate portion 11d is formed on the outer edge of the second flat plate portion 11b. The second vertical plate portion 11d protrudes inside the eaves gutter 18 to prevent rainwater or the like from entering the lower side of the second flat plate portion 11b.

The eaves gutter 18 is fixed to an eaves ceiling 19 which is bolted to the column 10, and draws water from a drain cap 20 to flow to a drain pipe 21. Reference numeral 22 denotes a decorative cover for improving the appearance of the eave tip.

According to the eaves structure of the building, even if rainwater or the like is sprayed on the back side of the roofing material 12, it is blocked by the face door 14. Also, since the second vertical plate portion 11d protrudes inside the eaves gutter 18, rainwater cannot enter the attic. Even if rainwater enters the attic through the ventilation hole 16, it is drained from the drain port 17. Since the vent 16 is provided, air permeability is secured even if dew forms on the attic, drying of the attic and the base of the attic is quick, and the aging is prevented.

In the winter season, even if icicles are formed on the face door 14, it is difficult to get inside and the icicles increase in volume, and
Even if the water enters through the upper vent 16, the dissolved water flows out from the drain, so that water does not accumulate on the attic or the indoor ceiling. The rigidity is improved because the roofing material 12 is supported by the tight frame 13 and also by the face door 14. Further, the seal rubber 15 improves the water tightness.

FIG. 9 shows a second embodiment of the present invention.
In this eaves tip structure, the cross-sectional shape of the tight frame base 20 is the same as the cross-sectional configuration of the tight frame base 11, and the shape of the drain hole 21 opened in the second flat plate portion 20a is an oblong circle. A tight frame 13 is erected on the first flat plate portion 20b which is fixed to the upper flange of the column 10 by bolts, and the roof frame 12 is held by the tight frame 13. A vertical plate portion 20c for preventing rainwater from entering is formed at a tip portion located outside the building. The shape of the face door 22 is the same as that of the face door 14, but the seal rubbers 23, 24 are provided.
Is different from the first embodiment in the arrangement position and shape.

The seal rubber 23 is provided at the front end of the face door 22 which is located outside the building. The seal rubber 23 is bonded to the oblique side 22b of the face door 22. Roofing material 1
2 is a seal rubber 23, 24 and tight frame 13
It is supported by. The highest convex part 12a of the roofing material 12
A vent 25 is formed between the upper side 22a of the face door 22 and the upper side 22a. The drain port 21 is formed intensively near the ventilation port 25. In this embodiment, since the sealing rubber is not placed on the upper side 22a of the face door 24, a sufficient opening area of the ventilation port 24 can be obtained even with a roof material having a small unevenness.

[0036]

According to the first aspect of the present invention, since the ventilation hole is formed between the face door and the roof material, the ventilation of the attic is promoted, and the roof base and the upper part of the indoor ceiling are enhanced. Dry aeration is performed. In addition, since drainage holes are formed inside the face door, the volume of icicles grows during winter freezing, etc., and the icicles enter the attic through the ventilation hole between the face door and the roofing material. However, dissolved water or dewed water is drained from the drain opening.

According to the eaves structure of the building according to the second aspect, in addition to the effect of the first aspect, since a seal is interposed between the upper part of the face door and the uneven cross section, the roof material and the surface Water tightness with the door is improved, and a ventilation hole is formed between the part to be mounted on the upper end of the face door of the seal and the upper inner wall surface of the uneven cross section, so that sufficient ventilation is ensured .

According to the third aspect of the present invention, in addition to the effect of the first aspect, in addition to the effect of the first aspect, the first seal ensures the watertightness of the concave-convex section of the face door and the roof material, and the second seal. The seal ensures the watertightness of the front door support plate and the second seal, so that even if the height of the uneven cross section between the front door and the roofing material is different, the watertightness between the front door support plate and the roofing material is maintained. The permeability is remarkably improved and the air permeability is improved.

According to the eaves front door of claim 4,
It can prevent invasion of small animals and minimize the infiltration of rainwater into the back of the roof even when rainwater is sprayed. Can be discharged from
In addition, since a ventilation opening is formed between the face door and the upper inner wall surface of the uneven cross section, the ventilation of the attic and the indoor ceiling can be secured.

According to the eaves support of the fifth aspect, it is possible to prevent rainwater and small animals from entering, and it is difficult for icicles to enter the inside of the face door. Can be discharged from drain. In addition, since there is a ventilation effect from the drain port in addition to the ventilation port, the ventilation of the attic and the indoor ceiling is further improved. Furthermore, since the plate, the receiving fitting and the face door are integrally formed, the construction can be shortened.

[Brief description of the drawings]

FIG. 1 is a sectional view of an eaves structure according to a first embodiment of the present invention.

FIG. 2 is a conceptual diagram showing an assembling relationship between a tight frame base and a face door in FIG. 1;

FIG. 3 is a conceptual diagram showing an adhesion state between a tight frame base and a face door in FIG. 1;

FIG. 4 is a partial view showing an assembled state of the face door of FIG. 1, a tight frame, and a roof material.

FIG. 5 is a plan view of FIG. 4;

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

FIG. 7 is a partial plan view showing an arrangement relationship between a tight frame base and a face door.

FIG. 8 is a diagram illustrating a height relationship between a tight frame base and a face door.

FIG. 9 is a sectional view of an eaves tip structure according to a second embodiment.

10 is a plan view showing an arrangement position of a tight frame base, a face door and a seal rubber of FIG. 9;

FIG. 11 is a front view of FIG.

FIG. 12 is a sectional view showing an example of a conventional eaves structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Prop 11 Tight frame base 12 Roofing material 13 Tight frame 14 Facade door 15 Seal rubber 16 Vent 17 Drainage 18 Eaves 19 Eaves ceiling

Claims (5)

[Claims] A roof material having an uneven cross section extends horizontally along a lower portion of an eave tip and supports a column supporting the eave tip.
A plate extending in the longitudinal direction of the column is laid, and the plate is horizontally extended in the outward direction of the building to form a face-door support plate. At the edge located outside the mouth, a face door is fitted to fit the uneven cross section of the roofing material to block the space inside the cross section of the roofing material. The eaves structure of a building, characterized by a ventilation hole formed between the upper inner wall of the cross section and the inner wall. 2. The eaves structure of a building according to claim 1, wherein a seal is interposed between an upper portion of said face door and said uneven cross section, and a portion of said seal mounted on an upper end of said face door. The eaves structure of a building, wherein the vent is formed between the upper and lower inner wall surfaces of the uneven cross section. 3. The eaves structure of a building according to claim 1, wherein a first seal is interposed between an upper part of the face door and the concave-convex cross section except for an upper end part of the face door. The ventilation opening is formed between an upper end portion of the face door and an upper inner wall surface of the uneven cross-section, and an uneven cross-section of the roof material is provided at an edge of the face-door support plate portion outside the first seal. An eaves structure of a building, characterized by laying a second seal that adheres to the lower part. 4. A cross section of the roofing material, which is projected on a column supporting a tip of an eave of a roofing material having an uneven cross-section through a plate with a drainage hole, and is fitted with the unevenness cross-section of the roofing material. An eaves front door for a building, wherein the eaves door is a face door that blocks a space inside the part, and has a vent forming portion between an upper end portion of the face door and an upper inner wall surface of the concave-convex section. 5. A roofing material having an uneven cross section, which extends horizontally below a tip of an eave and is laid on a column supporting the tip of the eave, and extends horizontally from the column outwardly of the building. A plate having a drain port formed at a portion protruding outward, and a receiving metal fitting protrudingly provided at a portion of the plate placed on the support column and supporting the roof material by fitting into the uneven cross-section of the roof material. And a projection protruding from an edge of the plate located outside the drainage port, which fits into an uneven cross-section of the roof material to block a space inside the cross-section of the roof material, and an upper end of the face door. An eaves support for a building, comprising: a front door that forms a ventilation hole between a portion and an upper inner wall surface of the cross section of the uneven portion.