JP4056376B2 - Ventilation building - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a ventilation building installed on a roof of a house or the like.
[0002]
[Prior art]
As shown in FIG. 11, the ventilation building installed on the roof of a house or the like has a ventilation building board so as to straddle between a pair of roof surfaces sandwiching the building above the roof opening 71 provided in the roof building portion. 72, and the ventilation ridge board 72 includes a pair of inclined portions 73 formed in a mountain shape along a pair of roof surfaces, and a pair of uprights protruding downward from the outer ends of the pair of inclined portions 73. Part 74 and a pair of installation parts 75 projecting in the roof flow direction so as to follow the roof surface from the lower ends of the pair of standing parts 74, and a pair of inclined parts 73 are provided with exhaust holes 76, In some cases, a ridge plate receiver 77 is provided below the exhaust hole 76 of the plate 72.
[0003]
In this type of conventional ventilation building, as shown in the figure, a building plate receiver 77 includes a receiving plate portion 79 that faces the exhaust hole 76, and an upright portion 80 that protrudes upward from the inner end of the receiving plate portion 79. The upright portion 80 has an upper mounting portion 81 projecting in the roof flow direction from the upper end, and a lower mounting portion 82 projecting upward from the outer end of the receiving plate portion 79, and the upright portion 80 is provided with an exhaust port 84. The upper mounting portion 81 is fastened and fixed to the ventilation building board 72 with a fastening tool 85 such as a rivet, and the lower mounting portion 82 is attached to the upright portion 80 of the ventilation building board 72 with a fastening tool 86 such as a rivet. The ventilator board 72 was fastened and fixed. Further, a drainage hole 88 is provided at a boundary portion between the receiving plate portion 79 and the lower mounting portion 82 of the ridge board receiver 77, and water such as rain water that has entered the ridge board receiver 77 from the exhaust hole 76 of the ventilation ridge board 72 or the like. Is drained from the drain hole 88 onto the roof surface along the roof plate receiver 77 (for example, Patent Document 1).
[0004]
[Patent Document 1]
Japanese Patent Laid-Open No. 9-78782 [Patent Document 2]
Japanese Utility Model Publication No. 61-170630 [Patent Document 3]
Japanese Utility Model Publication No. 05-92311
[Problems to be solved by the invention]
However, in the conventional ventilation building, the upper side of the ridge plate receiver 77 is bent to form the upright portion 80 and the upper mounting portion 81, and the lower side of the ridge plate receiver 77 is bent to lower the lower mounting portion 82. In addition to fastening the upper mounting portion 81 to the ventilation building board 72 with a fastening tool 85 such as a rivet, it is necessary to fasten and fix the lower mounting portion 82 with a fastening tool 86 such as a rivet. Yes, the processing of the building board receptacle 77 and the attachment to the ventilation building board 72 were very troublesome. Further, since the upper mounting portion 81 and the lower mounting portion 82 are fastened and fixed with rivets or the like, the fixing position of the upper mounting portion 81 and the fixing position of the lower mounting portion 82 with respect to the ventilation building board 72 can be adjusted to each other. In addition, it is necessary to make one of the attachment hole for the fastener on the upper attachment portion 81 side and the attachment hole for the fastener on the lower attachment portion 82 side long, which is disadvantageous in terms of waterproofing. It was.
[0006]
In view of the above-mentioned problems, the present invention is advantageous in terms of waterproofing and can smoothly drain water that has entered the ridge receiver onto the roof surface, and can be easily processed and attached to the ventilation ridge board. It is a thing.
[0007]
[Means for Solving the Problems]
The technical means of the present invention for solving this technical problem is that a ventilation ridge board is disposed above a roof opening 7 provided in a ridge portion of the roof so as to straddle between a pair of roof surfaces 4a and 4b sandwiching the ridge. 13 is provided, and the ventilation building board 13 protrudes downward from a pair of inclined portions 15 formed in a mountain shape along the pair of roof surfaces 4a and 4b and from the outer ends of the pair of inclined portions 15. and a pair of upright portions 16, the roof surface 4a from lower ends of the pair of upright portions 16 and a pair of the installation portion 17 that protrudes the roof flow direction as accompany the 4b, the exhaust hole 20 in the pair of inclined portions 15 In the ventilation building in which the building plate receiver 14 is provided below the exhaust hole 20 of the ventilation building plate 13,
At the outer end of the installation part 17 of the ventilation building board 13, there is provided a folding part 19 which is folded back downward, and the roof board 14 has a roof so as to be along the lower surface side of the installation part 17 of the ventilation building board 13. A protruding plate portion 31 protruding in the flow direction is provided, and the water on the ridge plate receiver 14 is transmitted through the protruding plate portion 31 and discharged from the folded portion 19 onto the roof surfaces 4a and 4b. The protruding end is fitted to the folded portion 19 of the ventilation building board 13 ,
The ridge plate receiver 14 includes a receiving plate portion 27 that faces the exhaust hole 20 of the inclined portion 15, a standing portion 28 that protrudes upward from the inner end of the receiving plate portion 27, and a roof flow direction from the upper end of the rising portion 28. It has a protruding upper mounting portion 29 and a hanging portion 30 protruding downward from the outer end of the upper mounting portion 29, and the protruding plate portion 31 is provided on the outer end side of the receiving plate portion 27 of the ridge plate receiver 14. The exhaust port 26 is provided on the upper side of the upright portion 28 of the ridge plate receiver 14, and the upper mounting portion 29 is fastened and fixed to the inclined portion 15 of the ventilation ridge plate 13 by a fastener 35 .
[0008]
Another technical means of the present invention is that a drainage hole 37 is provided on the upper side in the roof flow direction with respect to the protruding plate portion 31 of the ridge board receiver 14.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described according to the illustrated embodiments.
In FIG. 1, reference numeral 1 is a purlin, 2 is a rafter, and 3 is a field board, which is attached to a frame of a roof 4 assembled by the purlin 1 and the rafter 2. A waterproof sheet 5 such as asphalt roofing is laid on the upper surface of the field board 3, and a roof material 6 such as a straight tile is spread on the waterproof sheet 5.
A roof opening 7 formed by notching the base plate 3 and the roof material 6 is provided in the ridge portion of the roof 4, and straddles between the pair of roof surfaces 4 a and 4 b sandwiching the ridge above the roof opening 7. A ventilation building 11 is provided. In addition, 8 is a draining member provided corresponding to the roof opening 7.
[0010]
1 to 5, the ventilation building 11 includes a ventilation building board 13 made of sheet metal and a pair of left and right building board receivers 14 made of sheet metal.
The ventilation building board 13 includes a pair of inclined portions 15 formed in a mountain shape along the pair of roof surfaces 4a and 4b, and a pair of upright portions 16 protruding downward from the outer ends of the pair of inclined portions 15. And a pair of installation portions 17 projecting in the roof flow direction so as to follow the roof surfaces 4a and 4b from the lower ends of the pair of standing portions 16. At the outer end portion of the installation portion 17 of the ventilation building board 13, a folded portion 19 that is folded back in a U shape is provided.
[0011]
As shown in FIG. 4, a plurality (three in the illustrated example) of exhaust holes 20 are provided on the outer side of the pair of inclined portions 15 so as to be continuous in the roof flow direction. A plurality of ventilation holes 20 are provided at intervals in the ridge direction. Each ventilation hole 20 is formed by cutting the baffle piece 21 downward on the inclined portion 15, and the baffle piece 21 is curved and formed in an arc shape. A plurality of attachment holes 23 for attaching fasteners are provided at a slightly inner end side (upper side) of the ventilation hole 20 of the inclined part 15 at intervals in the ridge direction, and are fixed between the ventilation holes 20 of the inclined part 15. A plurality of mounting holes 24 are provided at intervals in the ridge direction. As shown in FIGS. 1 to 3, a dewproof material 18 is provided on the lower surface inside the ventilation hole 20 of the pair of inclined portions 15.
[0012]
As shown in FIGS. 1 to 3 and FIG. 5, the ridge board receiver 14 is respectively disposed below the outer side of the pair of inclined portions 15, and is installed on the roof surfaces 4 a and 4 b through the waterproof material 22. ing. Each ridge plate receiver 14 includes a receiving plate portion 27 that faces the exhaust hole 20 of the inclined portion 15, a standing portion 28 that protrudes upward from the inner end of the receiving plate portion 27, and a roof flow direction from the upper end of the rising portion 28. A protruding upper mounting portion 29 and a hanging portion 30 protruding downward from the outer end of the upper mounting portion 29 are provided. Further, a protruding plate portion 31 protruding in the roof flow direction is provided on the outer end side of the receiving plate portion 27 of the ridge plate receiving 14 so as to be along the lower surface side of the installation portion 17 of the ventilation ridge plate 13.
[0013]
As shown in FIGS. 2, 3, and 5, an exhaust port 26 is provided in the standing portion 28 of the ridge plate receiver 14, and a mounting hole 33 for attaching a fastener is formed in the upper mounting portion 29 of the ridge plate receiver 14. A plurality of attachment holes 33 are provided at intervals in the ridge direction, and the attachment holes 33 correspond to the attachment holes 23 of the ventilation ridge board 13. A plurality of fixing holes 34 for fixing are provided in the receiving plate portion 27 of the ridge plate receiver 14 at intervals in the ridge direction, and the fixing mounting holes 34 are formed in the fixing hole 24 for fixing the inclined portion 15. It corresponds. The waterproof material 22 is affixed to the lower surface of the receiving plate portion 27 of the ridge plate receiving 14 so as to close the fixing mounting hole 34.
[0014]
A fastening tool 35 such as a rivet or a screw is inserted into the attachment hole 23 of the inclined portion 15 and the attachment hole 33 of the upper attachment portion 29, and the upper attachment portion 29 becomes the inclined portion 15 of the ventilation building board 13 with this fastener 35. It is fastened and fixed. Further, the protruding end portion of the protruding plate portion 31 is inserted (fitted) into the U-shaped folded portion 19 of the ventilation ridge plate 13 with a predetermined interval (a slight gap), thereby the ridge plate receiver 14. The upper water is transmitted through the protruding plate portion 31 and discharged from the folded portion 19 onto the roof surfaces 4a and 4b. A drainage hole 37 is provided on the upper side in the roof flow direction with respect to the protruding plate portion 31 of the ridge board receiver 14.
[0015]
A spacer member 39 is provided between the inclined portion 15 of the ventilation building board 13 and the building board receptacle 14, and the inclined portion 15 and the building board receptacle 14 are connected to the roof surface by a fixture 40 such as a nail passing through the spacer member 39. It is fixed to 4a, 4b.
As shown in FIGS. 3 and 6 to 8, the spacer member 39 is formed in a cylindrical shape from rubber, elastic synthetic resin, or the like, and a fixture 40 such as a nail is inserted in the axial direction of the spacer member 39. The spacer member 39 is provided with an annular protrusion 43 that protrudes upward, and the spacer member 39 is provided with an annular groove 45 at the lower end thereof.
[0016]
An annular burring protrusion 44 protruding upward is provided at the opening edge of the fixing hole 24 for fixing the ventilation building board 13. The annular protrusion 43 of the spacer member 39 is formed higher than the height of the burring protrusion 44, and the burring protrusion 44 is fitted on the lower side of the annular protrusion 43 of the spacer member 39. An annular burring protrusion 47 projecting upward is provided at the opening edge of the fixing hole 34 for fixing the ridge board receiver 14, and the burring protrusion 47 is fitted in the annular groove 45 of the spacer member 39.
A fixing tool 40 such as a nail is inserted through the fixing mounting holes 24 and 34 and the spacer member 39, and is struck against the roof surfaces 4a and 4b, whereby the ventilation building board 13 is inclined by the fixing tool 40 such as a nail. The inclined portion 15 and the receiving plate portion 27 are fixed to the roof surfaces 4a and 4b by a fixing tool 40 such as a nail in a state where the spacer member 39 is interposed between the portion 15 and the receiving plate portion 27 of the ridge plate receiving member 14. Has been. Then, the upper side of the annular protrusion 43 of the spacer member 39 is pressed downward by the head 40 a of the fixture 40, and the gap between the opening edge (burring protrusion 44) of the mounting hole 24 and the head 40 a of the fixture 40. The mounting hole 24 and the insertion hole 42 of the spacer member 39 are sealed.
[0017]
According to the above embodiment, when the ventilation building 11 is attached, first, the standing portion 28, the upper attachment portion 29, and the hanging portion 30 are bent on the outer end side of the building plate receiver 14, and the ventilation building plate 13 is then processed. The upper mounting portion 29 of the ridge plate receiver 14 is fastened and fixed to the inclined portion 15 with a fastening tool 35 such as a rivet, and the end portion of the protruding plate portion 31 of the ridge plate receiver 14 is connected to the folded portion 19 of the ventilation ridge plate 13. The spacer member 39 is fitted into the annular groove 45 of the spacer member 39 and the burring projection 44 of the mounting hole 34 for fixing is fitted into the annular groove 45 of the spacer member 39. 43, the burring protrusion 44 of the mounting hole 24 for fixing is externally fitted, and the spacer member 39 is mounted between the inclined portion 15 of the ventilation building board 13 and the receiving plate part 27 of the building board receiver 14, Replacing the building board holder 14 Previously assembled building plate 13.
[0018]
Then, the ridge board receiver 14 is placed on the roof surfaces 4a and 4b via the waterproof material 16, and a fixing tool 38 such as a nail is inserted through the fixing mounting holes 24 and 34 and the spacer member 39, In the state where the spacer member 39 is interposed between the inclined portion 15 of the ventilation ridge plate 13 and the receiving plate portion 27 of the ridge plate receiver 14 by hitting the roof surfaces 4a and 4b, thereby, by a fixture 40 such as a nail. What is necessary is just to fix the inclination part 15 and the receiving plate part 27 to the roof surfaces 4a and 4b with the fixing tools 40, such as a nail.
Therefore, it is only necessary to fold only the inner side (upper side) of the ridge board receiver 14 to form the standing part 28, the upper mounting part 29, and the hanging part 30, and the lower side of the ridge board receiver 14 is bent. Further, the upper mounting portion 29 may be fastened and fixed to the ventilation building board 13 with a fastening tool 35 such as a rivet. The lower side of the building board receiver 14 is the end of the protruding plate portion 31 of the building board receiver 14. It is only necessary to fit the portion to the folded portion 19 of the ventilation building board 13, so that the processing of the building board receiver 14 and the attachment to the ventilation building board 13 become very simple. Further, since only the upper mounting portion 29 of the ridge plate receiver 14 is fastened and fixed to the ventilation ridge plate 13 with rivets or the like, it is not necessary to make the mounting hole for the fastener on the upper mounting portion 29 side long. In terms of waterproofing, it is advantageous. Further, the upper mounting portion 29 on the upper side of the ridge plate receiver 14 is fastened and fixed to the ventilation ridge plate 13 with a fastening tool 35 such as a rivet, and the end portion of the protruding plate portion 31 on the lower side of the ridge plate receiver 14 is fixed. Since it fits in the folding | turning part 19 of the ventilation ridge board 13, the ridge board receptacle 14 can be reliably assembled | attached to the ventilation ridge board 13 so that a backlash may not arise.
[0019]
When the ventilation building board 13 and the building board receptacle 14 are attached to the roof surfaces 4a and 4b, the upper side of the annular protrusion 43 of the spacer member 39 is pressed downward by the head 40a of the fixture 40, and the opening of the attachment hole 24 is opened. The annular projection 43 is sandwiched between the edge (burring projection 44) and the head 40a of the fixture 40, and the annular projection 43 reliably fills the gap between the head 40a and the burring projection 44. The insertion hole 42 of the member 39 is sealed. Therefore, it is not necessary to provide a special sealing member for sealing the mounting hole 24, and the fixing work of the ridge board receiver 14 and the ventilation ridge board 13 to the roof surfaces 4a and 4b is simple and inexpensive. Moreover, since the annular protrusion 43 is interposed between the head 40a of the fixture 40 and the opening edge (burring protrusion 44) of the mounting hole 24, the ventilation building board 13 (opening of the mounting hole 24) of the head 40a. Engagement with the edge portion and the burring projection 44) is ensured, and the fixing plate 40 and the ventilation building plate 13 can be more securely fixed to the roof surfaces 4a and 4b by the fixture 40.
[0020]
In addition, after the ventilation building 11 is attached, the exhaust discharged from the roof opening 7 passes through the exhaust port 26 of the building board receiver 14 and the ventilation building board 13 and the building as shown by the solid arrow a in FIG. It enters between the plate receiver 14 and is exhausted to the outside through the exhaust hole 20 of the ventilation building board 13. Then, water such as rainwater that has entered the ridge plate receiver 14 from the exhaust hole 20 travels through the protruding plate portion 31 and is first discharged from the drain hole 37 onto the roof surfaces 4a and 4b, and the drain hole 37 overflows. Even so, the remaining water is discharged from the folded portion 19 onto the roof surfaces 4a and 4b. Moreover, since the waterproof material 22 is interposed between the ridge plate receiver 14 and the roof surfaces 4a and 4b, a drainage channel can be secured between the ridge plate receiver 14 and the roof surfaces 4a and 4b. Accordingly, FIG. 9 that can smoothly drain the water that has entered the ridge board receiver 14 onto the roof surfaces 4a and 4b shows another embodiment. It protrudes from the upper end to the upper side (inner end side) in the roof flow direction, and the hanging part 30 is omitted. Other points are the same as those in the above embodiment.
[0021]
FIG. 10 shows another embodiment, and the upper mounting portion 29 of the left and right building board receivers 14 protrudes from the upper end of the upright portion 28 to the upper side (inner end side) in the roof flow direction, and the hanging portion 30 is The upper mounting portions 29 of the left and right ridge board receivers 14 are extended and protruded toward the inner end side and connected to each other, whereby a pair of left and right ridge board receivers 14 are integrally formed. The other points are the same as those in the above embodiment.
[0022]
【The invention's effect】
According to the present invention, it is advantageous in terms of waterproofing, and water that has entered the ridge board receiver 14 can be smoothly drained onto the roof surface. Moreover, the processing of the ridge board receiver 14 and the attachment to the ventilation ridge board 13 are simplified.
[Brief description of the drawings]
FIG. 1 is a schematic cross-sectional view of a ventilation building showing an embodiment of the present invention.
FIG. 2 is a cross-sectional view of an exhaust hole portion of the ventilation building.
FIG. 3 is a cross-sectional view of a fixture part of the ventilation building.
FIG. 4 is a plan view of the ventilation building board.
FIG. 5 is a perspective view of the same building board receiver.
FIG. 6 is a front view of a spacer member.
FIG. 7 is a plan view of a spacer member.
FIG. 8 is a cross-sectional view of a spacer member.
FIG. 9 is a cross-sectional view of a ventilation ridge board and a ridge board receptacle showing another embodiment.
FIG. 10 is a schematic cross-sectional view showing another embodiment.
FIG. 11 is a schematic sectional view showing a conventional example.
[Explanation of symbols]
4 Roof 4a Roof surface 4b Roof surface 7 Roof opening 11 Ventilation building 13 Ventilation building board 14 Building board receiver 15 Inclined part 16 Standing part 17 Installation part 19 Folding part 20 Exhaust hole 31 Projecting plate part 37 Drainage hole

Claims (2)

A ventilation ridge board (13) is provided above the roof opening (7) provided in the ridge portion of the roof so as to straddle between the pair of roof surfaces (4a, 4b) sandwiching the ridge. ) Is a pair of inclined portions (15) formed in a mountain shape along the pair of roof surfaces (4a, 4b), and a pair of uprights protruding downward from the outer ends of the pair of inclined portions (15). A pair of inclined portions having a portion (16) and a pair of installation portions (17) projecting in the roof flow direction so as to follow the roof surfaces (4a, 4b) from the lower ends of the pair of standing portions (16) In the ventilation building in which the exhaust hole (20) is provided in (15) and the building board receiver (14) is provided below the exhaust hole (20) of the ventilation building board (13).
The outer end portion of the installation portion of the ventilation ridge plate (13) (17), folded portions formed by folding the lower (19) is provided, the receiving ridge plate (14), installing part of the ventilation ridge plate (13) A projecting plate portion (31) projecting in the roof flow direction is provided along the lower surface side of (17), and water on the ridge plate receiver (14) is transmitted through the projecting plate portion (31) and turned up (19 ), The projecting end of the projecting plate portion (31) is fitted to the folded portion (19) of the ventilation ridge plate (13), so as to be discharged onto the roof surface (4a, 4b) .
The ridge plate receiver (14) includes a receiving plate portion (27) facing the exhaust hole (20) of the inclined portion (15), and an upright portion (28) protruding upward from the inner end of the receiving plate portion (27). And an upper mounting portion (29) protruding in the roof flow direction from the upper end of the upright portion (28), and a hanging portion (30) protruding downward from the outer end of the upper mounting portion (29). The protruding plate portion (31) is provided on the outer end side of the receiving plate portion (27) of the receiving plate (14), and the exhaust port (26) is provided on the upper side of the standing portion (28) of the building plate receiving device (14). A ventilation wing characterized in that the upper mounting portion (29) is fastened and fixed to the inclined portion (15) of the ventilation ridge plate (13) by a fastening tool (35) .   The ventilation ridge according to claim 1, wherein a drainage hole (37) is provided above the protruding plate portion (31) of the ridge plate receptacle (14) in the roof flow direction.

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