JP4436328B2 - Drainage ventilation member and its mounting structure - Google Patents

Description

  The present invention relates to a drainage ventilation member applied to a protruding portion such as a veranda protruding from a wall of a building.

  FIG. 5A shows the structure of the protrusion 4 such as a veranda (see Patent Document 1). In the protruding portion 4, the outer side (outdoor side) of the housing 50 is covered with a waterproof paper 51, and the vertical member 2 that is elongated in the vertical direction such as a vertical trunk edge is disposed on the outer surface of the waterproof paper 51. In addition, an eaves material 53 is provided below the housing 50 via a crosspiece 52. Further, a lateral trunk edge 54 is provided on the outer side of the crosspiece 52 and the eaves roof 53 below the vertical member 2. The horizontal trunk edge 54 is provided over the entire length of the protrusion 4 in the horizontal direction (the direction perpendicular to the drawing sheet). The lower surface of the vertical member 2, the outer side edge 54, and the outer surface of the corner portion 57, which is the outdoor side end portion of the eaves ceiling member 53, are covered with a protruding corner member 55 having a substantially L-shaped cross section. The protruding corner member 55 is attached to the corner portion 57 by an overhang member 56.

  As shown in FIG. 5B, the overhang member 56 is formed to be long in the lateral direction, and includes a substrate portion 58, a bent portion 59, a support portion 60, and a back surface portion 61. The substrate portion 58 is formed in a flat plate shape, and a flat plate-like bent portion 59 is extended at the lower end thereof. The bent portion 59 is inclined downward from the substrate portion 58 toward the opposite side. The support portion 60 has a substantially L-shaped cross section and protrudes downward from the tip of the bent portion 59. Further, the back surface portion 61 has a substantially inverted L-shaped cross section and protrudes upward from the tip of the bent portion 59. Further, a spacer 62 is provided on the surface of the substrate portion 58 on the side facing the back surface portion 61. The spacer 62 is formed as a flat plate extending over the entire length of the substrate portion 58, and is provided with a number of drain holes 63 penetrating the spacer 62 in the vertical direction.

  When the overhang member 56 is attached to the corner portion 57, the spacer 62 is brought into contact with the outer surface of the vertical member 2 and the horizontal trunk edge 54, and the bent portion 59, the support portion 60, and the back surface portion 61 are connected to the horizontal trunk edge 54 and The overhang member 56 is placed on the corner portion 57 by placing the nail 63 into the lateral trunk edge 54 and the crosspiece 52 so as to pass through the base plate portion 58 and the spacer 62. Can be attached. Further, when attaching the protruding corner member 55 to the corner portion 57, the horizontal piece 55 a of the protruding corner member 55 is inserted between the bent portion 59 and the support portion 60 and the vertical piece 55 b of the protruding corner member 55 is inserted into the substrate portion 58. The projecting corner member 55 can be attached to the corner portion 57 by driving the nail 64 into the lateral trunk edge 54 so as to contact the outer surface of the outer peripheral surface of the outer peripheral surface of the outer peripheral surface and penetrate the vertical piece 55b, the substrate portion 58, and the spacer 62. Further, the outer wall member 49 and the outer wall member half body 65 are attached to the upper side of the protruding corner member 55 attached as described above by driving in a nail 66 or engaging a metal fitting 67. Here, a caulking material 68 is filled in the gap between the upper end of the vertical piece 55 b of the protruding corner member 55 and the lower end of the outer wall member half body 65.

  In such a protruding portion 4, water such as rainwater may enter the back surface side (vertical member 2 side) of the outer wall material 49 from the gap between the adjacent outer wall materials 49, 49. The water flows through the drain holes 63 and the bent portions 59 of the spacer 62 (the flow of water is indicated by arrows in FIG. 5B) and is drained through the discharge holes 69 provided in the base of the back surface portion 61. Thereby, corrosion etc. are reduced so that water may not reach the vertical member 2, the horizontal trunk edge 54, or the eaves top material 53.

However, in the above-described overhang member 56, the metal plate or the like must be bent to form the support portion 60 and the back surface portion 61, or the drainage hole 69 must be formed by drilling the metal plate or the like. There was a problem that it took time and effort. In addition, the drain hole 69 is visible from the outside and the appearance is lowered, and since the drain hole 69 is small and small, clogging occurs and the drainage performance is likely to deteriorate.
Japanese Patent No. 3391340

  The present invention has been made in view of the above points, and an object of the present invention is to provide a drainage ventilation member that is easy to manufacture and in which appearance and drainage performance do not easily deteriorate, and a mounting structure thereof.

  The present invention includes an eaves ceiling 1 projecting from a wall of a building, a vertical member 2 projecting upward from the front end of the eaves ceiling 1, an outer surface of the vertical member 2, and a lower surface on the front end side of the eaves ceiling 1. It is the drainage ventilation member A used for the protrusion part 4 of the building which has the corner material 3, Comprising: The fixed piece 5 attached to the outer surface of the vertical member 2, The lower side of the eaves ceiling 1 extended in the fixed piece 5 The main body member 7 is formed with the inclined piece 6 arranged on the surface, the spacer 8 is formed separately from the main body member 7, the stepped portion 9 is provided on the inclined piece 6, and the spacer 8 is provided on the upper surface of the stepped portion 9. The drainage hole 10 that penetrates the spacer 8 is provided substantially in parallel with the inclination direction of the inclined piece 6.

  In the present invention, the upper surface of the stepped portion 9 is preferably formed horizontally.

  The drainage ventilation member A mounting structure according to the present invention is the drainage ventilation member A mounting structure according to claim 1, wherein the fixing piece 5 is attached to the outer surface of the vertical member 2 and the inclined piece 6 is attached to the eaves. It is arranged on the lower side of the ceiling 1, and the upper surface of the spacer 8 is in contact with the lower surface of the eaves ceiling 1.

  In the present invention, the spacer 8 is disposed between the inclined piece 6 and the eaves ceiling 1 and drained through the drain hole 10 provided in the spacer 8, so that the bending process to the main body member 7 is reduced and the drilling process is eliminated. Can be manufactured easily. Further, it is possible to make the spacer 8 difficult to see from the outside, and to prevent the appearance from being deteriorated. For this reason, the drain port 10 is formed to be large so as to eliminate clogging and prevent the drainage performance from being deteriorated. It is something that can be done.

  Hereinafter, the best mode for carrying out the present invention will be described.

  2A and 2B show an example of the drainage ventilation member A of the present invention. The drainage ventilation member A includes a main body member 7 and a spacer 8 and is formed long in the lateral direction.

  The main body member 7 can be formed by bending a metal plate. This metal plate can be a coated steel plate or aluminum zinc alloy plated steel plate with a thickness of about 0.35 mm, but is not limited to this, and use a metal plate that has been used in the past to produce building materials. Can do. The body member 7 includes a fixed piece 5, an inclined piece 6, and a cover piece 15. The inclined piece 6 is inclined downward so that the rear end side is lowered with respect to the horizontal, and a step portion 9 including a vertical portion 9a and a horizontal portion 9b is provided in the middle of the inclined piece 6 over the entire length in the lateral direction. . The horizontal part 9b which is the upper surface of the step part 9 is formed horizontally. Further, the inclined piece 6 is divided into an upper inclined portion 6a above the vertical portion 9a and a lower inclined portion 6b below the horizontal portion 9b by the step portion 9. The fixed piece 5 protrudes substantially vertically upward from the front end of the inclined piece 6, and a waterproof tape 16 is provided over the entire length in the lateral direction of the drainage ventilation member A at the upper front end of the fixed piece 5. The cover piece 15 protrudes substantially vertically downward from the rear end of the inclined piece 6, and its lower end is folded back to the front surface.

  The spacer 8 is a molded article made of a plastic material such as polypropylene resin, and the lateral dimension is substantially the same as the lateral dimension of the main body member 7, and the longitudinal dimension is substantially the same as the upper surface (horizontal plane) of the stepped portion 9. Same dimensions. The spacer 8 is provided with a large number of drain holes 10 penetrating in the front-rear direction so as to be arranged over the entire length in the lateral direction. Then, the spacer 8 is placed on the horizontal portion 9b, and the front surface of the spacer 8 is brought into contact with the vertical surface 9a, and in this state, the spacer 8 is fixed to the main body member 7 by bonding or the like. The member A can be formed. Here, the upper part of the front opening of the drain hole 10 faces the upper inclined part 6a, and the rear opening of the drain hole 10 faces the lower inclined part 6b.

  And the drainage ventilation member A of this invention is attached as follows. First, as shown in FIG. 1, the eaves ceiling 1 constituting the protruding portion 4 such as a veranda is formed by arranging a known eave roof material 1 a so as to protrude horizontally from the outer wall of the building to the outdoor side. ing. The front end (outdoor side end) of the eaves ceiling 1 is fixed to the lower surface of the horizontal structural member 20 that is long in the horizontal direction (horizontal direction) with nails, screws, or the like. A plurality of vertical members (vertical trunk edges) 2 projecting upward from the front end surface (outdoor side end surface) of the eaves ceiling 1 are provided. The plurality of vertical members 2 are arranged in a horizontal direction at a predetermined interval and are fixed to the horizontal structural member 20 with nails, screws or the like. Further, a moisture-permeable waterproof sheet 27 is provided on the indoor side of the vertical member 2.

  Next, the rear surface (indoor side surface) of the fixing piece 5 of the drainage ventilation member A is brought into contact with the outer surface (outdoor side surface) of the vertical member 2, and the inclined piece 6 is disposed below the vertical member 2 and the eaves ceiling 1 and fixed. The piece 5 is fixed to the vertical member 2 and the horizontal structural member 20 with a fixing tool 21 such as a nail or a screw. At this time, since the upper surface of the spacer 8 is formed horizontally and the spacer 8 is placed on the horizontal portion 9b of the step portion 9, the spacer 8 is closely attached to the horizontal lower surface of the eaves ceiling 1 without a gap. be able to.

  Next, the joiner 23 is disposed on the outer surface side (outdoor side) of the fixed piece 5. The joiner 23 is a member that is long in the horizontal direction, similar to the drainage ventilation member A, and includes a flat board 24, a protruding piece 25 that protrudes substantially perpendicular to the outer surface (outside side surface) of the substrate 24, and a protruding piece 25. It is comprised from the base piece 26 provided in the front-end | tip. The head of the fixing tool 21 is covered with the substrate 24 and the waterproof tape 16 provided on the fixing piece 5 is in close contact with the back surface (inside side surface) of the outer wall material 49. Thereby, the clearance gap between the back surface of the outer wall material 49 and the upper part of the fixing piece 5 can be obstruct | occluded with the waterproofing tape 16, and water does not reach the exit of the corner material 3 along the back surface of the outer wall material 49, The waterproof property can be increased.

  Next, as shown in FIG. 3, a protruding corner member 3 that covers the lower outer surface of the vertical member 2 and the lower surface of the front end side of the eaves ceiling 1 is disposed. The protruding corner member 3 is formed of a horizontal piece 3a and a vertical piece 3b and is formed in a long shape in the horizontal direction with a substantially L-shaped cross section. For example, the protruding corner member 3 can be formed of a ceramic material mainly composed of cement. Further, the protruding corner member 3 is fixed to the vertical member 2 with a nail or a screw. The horizontal piece 3 a is positioned below the inclined piece 6 of the drainage ventilation member A fixed to the vertical member 2, and the end (inner side end face) of the horizontal piece 3 a is covered with the cover piece 15. Further, the vertical piece 3b is located on the outer side (outdoor side) of the fixed piece 5, and the upper end surface of the vertical piece 3b is located on the lower side of the protruding piece 25 and the base piece 26.

  Next, a flat plate-like outer wall material 49 is disposed above the protruding piece 25 and the base piece 26 of the joiner 23. Next, on the outside of the pedestal piece 26, a caulking material 68 is filled in a gap between the upper end surface of the vertical piece 3 b of the protruding corner portion 3 and the lower end surface of the outer wall member 49. In this way, as shown in FIG. 1, the drainage ventilation member A can be attached and the exterior of the protruding portion 4 can be performed.

  In the drainage ventilation member A of the present invention, water such as rainwater that has entered the back side of the outer wall material 49 at the same time or after the construction of the projecting portion 4 is fixed from the back surface of the outer wall material 49, the upper inclined portion 6a, The drain hole 10, the lower inclined portion 6 b and the cover piece 15 can be made to flow and drain in this order, and it is possible to prevent problems such as frost damage caused by water that has entered the back side of the outer wall material 49. This is particularly effective in cold regions.

  Moreover, since the spacer 8 is arrange | positioned between the eaves ceiling 1 and the inclined piece 6, it becomes difficult to see from the exterior, and can improve an external appearance. In addition, since the cover piece 15 is provided only for hiding the end of the protruding corner 3, the appearance can be clearly finished. Moreover, since the drainage hole is not formed in the main body member 7, even if it is used for the entrance or the like, the appearance can be maintained. Furthermore, the spacer 8 can act as a fender preventing member for preventing the invasion of small animals such as sharks, and is also used as a ventilation path through the drain hole 10, and the outer wall material 49, the protruding corner material 3, the moisture permeable waterproof sheet 27, The space formed between the two and the space below the eaves ceiling 1 can communicate with each other for ventilation.

  Furthermore, by providing the stepped portion 9, water can flow smoothly from the upper inclined portion 6a to the lower inclined portion 6b, and it is possible to reduce a part of water remaining around the spacer 8. That is, if there is no step portion 9, a step is formed on the upper surface of the inclined piece 6 by the thickness of the spacer 8, and water remains in this portion. In the present invention, the upper inclined portion 6a and the lower inclined portion 6b In addition, since the opening of the drain hole 10 faces directly, water does not remain due to the thickness of the spacer 8.

  FIG. 4 shows another example of the drainage ventilation member A of the present invention. The drainage ventilation member A is formed in the same manner as shown in FIGS. 2A and 2B except that the upper surface of the stepped portion 9 is not a horizontal surface but is formed as an inclined surface having the same inclination as the lower inclined portion 6b. Can do.

It is sectional drawing which shows an example of embodiment of the attachment structure of the drainage ventilation member of this invention. An example of embodiment of the drainage ventilation member same as the above is shown, (a) (b) is a partial perspective view. It is the perspective view which a part same as the above fractured. An example of other embodiment of a drain ventilation member same as the above is shown, (a) is a front view which omitted a part, (b) is a bottom view which omitted a part, and (c) is a sectional view. (A) is sectional drawing which shows the attachment structure of the overhang member of a prior art example, (b) is a perspective view which shows a part of overhang member of a prior art example.

Explanation of symbols

1 eaves ceiling 2 vertical member 3 protruding corner 4 projecting part 5 fixed piece 6 inclined piece 7 body member 8 spacer 9 step part 10 drainage hole A drainage ventilation member

Claims (3)

  A protruding part of a building having an eaves ceiling protruding from the wall of the building, a vertical member protruding upward from the front end of the eave ceiling, and a protruding corner material covering the outer surface of the vertical member and the lower surface of the front end side of the eaves ceiling A drainage ventilation member used in the construction, wherein a main body member is formed by a fixed piece attached to the outer surface of the vertical member and an inclined piece that extends from the fixed piece and is arranged below the eaves ceiling. The spacer is formed separately from the above, the step is provided on the inclined piece, the spacer is provided on the upper surface of the step, and the drainage hole that penetrates the spacer is provided substantially parallel to the inclination direction of the inclined piece. A drainage ventilation member.   The drainage ventilation member according to claim 1, wherein the bottom surface of the step portion is formed horizontally.   The drainage ventilation member mounting structure according to claim 1 or 2, wherein a fixed piece is attached to the outer surface of the vertical member, an inclined piece is disposed below the eaves ceiling, and the upper surface of the spacer is the lower surface of the eaves ceiling. A drainage ventilation member mounting structure, wherein the drainage ventilation member is brought into contact with the drainage ventilation member.

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