JP2001288965A - Throating structure of lower part of sash window - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a throating structure of the lower part of a sash window which prevents rainwater or the like from flowing down from the end part in the longitudinal direction of a throating member and can also facilitate filling of a vertical calking compound between a vertical frame and the outer wall of a building. SOLUTION: The throating member 20 is prepared by fitting a cap 30 to the end part of a throating main body 21 and the member 20 thus prepared is fitted to the lower part of a bottom frame 13 forming a sash window 12, so that a lateral rise part 40 of the cap 30 overlaps the outer surface 16a of the vertical frame 16. Thereby the part between a projecting portion 13a of the bottom frame 13 and the throating main body 21 is so closed up by the lateral rise part 40 as to prevent rainwater or the like from flowing down from the end part in the longitudinal direction of the throating member 20. The lateral rise part 40 functions as a calking compound support when the vertical calking compound 52 is filled between the outer surface 16a of the vertical frame 16 and the outer wall 52 of the building, and therefore the filling is easy to perform.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drain structure for a lower portion of a sash window attached to a window opening of a building frame.

[0002]

2. Description of the Related Art When a sash window is attached to a window opening of a building frame, rainwater or the like flowing down along the sash window flows down to the outer wall of the building, and the outer wall of the building may become dirty. For this purpose, a draining member is attached to the lower part of the sash window, and the draining member is made to project outside the building from the outside wall,
Rainwater, etc. that has run down along the sash windows is prevented from running down the building's outer walls.

[0003] For example, as shown in FIGS. 9 and 10, a sash window 3 is attached to a window opening 2 of a building frame 1, and a drain member 5 is attached to a lower portion of a lower frame 4 of the sash window 3. Is projected more outwardly than the building outer wall 6.

[0004]

The rainwater or the like flows along the longitudinal direction of the draining member 5, and the rainwater or the like that has flowed down from both longitudinal ends of the draining member 5 flows along the outer wall 6 of the building. It is necessary to prevent rainwater or the like from flowing down from both ends in the longitudinal direction. For example, as shown in FIG. 9, the vertical frame 7 of the sash window 3 and the vertical end surface 6a of the building outer wall 6
The caulking material 8 to be filled is continued up to the draining member 5 as shown in FIG.

However, the lower frame 4 projects beyond the outdoor surface 1a of the building frame 1, and the vertical dimension of the space 9 formed between the projecting portion 4a and the draining member 5 is small. Since the depth is large (especially when the building outer wall is a thick wall, the depth is large), the above-described caulking material 8 is continuously connected to the draining member 5 so that the projecting portion 4
It is very difficult to seal the space between a and the longitudinal ends of the draining member 5 with the caulking material 8.

Accordingly, an object of the present invention is to provide a drainage structure under a sash window that can solve the above-mentioned problems.

[0007]

According to a first aspect of the present invention, a drainer is attached to a lower portion of a sash window, and a drainer is provided at a lower portion of the sash window having a space between the drainer and a projecting portion of a lower frame of the sash window. In the structure, the draining member has a shape in which a cap is attached to a longitudinal end of the draining body, and the cap includes a cap body attached to the draining body, and a side rising portion protruding above the cap body. Have
The drainage structure at the lower part of the sash window is characterized in that the indoor side portion of the side rising portion overlaps the outer surface of the vertical frame of the sash window.

According to a second aspect of the present invention, in the first aspect, there is provided a drainage structure for a lower portion of a sash window, which is hermetically sealed between a room-side portion of the side rising portion and an outer surface of a vertical frame.

According to a third aspect of the present invention, in the first or second aspect, the draining body has a mounting vertical plate, and a draining plate integrally provided from a lower portion of the mounting vertical plate toward the outdoor side. The cap body, a horizontal plate having substantially the same shape as the surface shape of the draining plate, a vertical plate integrally provided on the indoor side of the horizontal plate and in contact with the surface of the mounting vertical plate, It has a mounting vertical piece integrally provided over the back surface and the back surface of the vertical plate, a longitudinal end face of the drainer body is connected to the mounting vertical piece via a watertight material, and the back surface of the vertical plate and The vertical structure of the side rising portion is in contact with and fixed to the building skeleton side via a watertight material, and the drainage structure is formed at a lower portion of a sash window where the watertight materials are continuous.

According to a fourth aspect of the present invention, in the first, second or third aspect of the present invention, the drainage portion at the lower portion of the sash window has a concave shape on the inward vertical surface facing the outer end of the vertical frame of the side rising portion. Structure.

According to a fifth aspect of the present invention, in the first, second or third aspect of the present invention, the side rising portion has an indoor side portion closer to the inside in the plane and an outdoor portion closer to the outside in the plane. This is a draining structure at the bottom of the sash window, which has a substantially flat hook shape.

[0012]

According to the first aspect of the present invention, since the indoor side portion of the side rising portion of the cap provided at the longitudinal end of the drainer body overlaps with the outer surface of the vertical frame, the projecting portion of the lower frame and the drainer are drained. The space between the main body and the main body is closed at the indoor portion of the side rising part, so that rainwater or the like does not flow down from the longitudinal end of the main body. In addition, when filling the vertical caulking material between the outer surface of the vertical frame and the vertical surface of the building outer wall, the indoor side portion of the side rising portion serves as a caulking receiver and the vertical caulking material does not protrude into the drain body. Therefore, the operation of filling the above-described vertical coking is easy to perform.

According to the second aspect of the present invention, it is possible to prevent rainwater and the like from being blown up from between the indoor side portion of the lateral rising portion and the outer surface of the vertical frame due to strong wind and the like, thereby improving watertightness.

[0014] According to the third aspect of the present invention, since the connecting portion between the drainer body and the cap is watertight, rainwater or the like does not flow down from that portion. Further, since the mounting portion of the cap body and the mounting portion of the indoor side portion of the side rising portion are water-tight, rainwater and the like do not enter the building frame side from that portion.

According to the fourth aspect, in the case of a vertical frame having an outward piece at the outdoor end, the vertical frame having the outward piece can be used since the outward piece projects into the concave portion.

According to the fifth aspect, in the case of a vertical frame having an outward piece at the outdoor end, the outward piece faces the outdoor portion of the side rising portion, and the outward piece rises to the side. Since it does not interfere with the portion, a vertical frame having an outwardly facing piece can also be used.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG.
A sash window 12 is attached to the window opening 11 of the sash. As shown in FIGS. 1 and 2, the lower frame 13 forming the sash window 12 has a frame mounting piece 14 provided at an intermediate portion in the out-of-plane direction, and a screw 15 attached to a lower opening edge chamber outer surface 11a of the window opening 11. And the outdoor portion of the lower frame 13 protrudes to the outdoor side from the lower opening edge outdoor surface 11a. As shown in FIGS. 1 and 3, the vertical frame 16 forming the sash window 12 has a frame mounting piece 17 provided at an intermediate portion in the out-of-plane direction, and a screw 18 attached to the vertical opening edge chamber outer surface 11b of the window opening 11. And the outdoor portion of the vertical frame 16 protrudes to the outdoor side from the vertical opening edge outdoor surface 11b. An upper frame (not shown) for forming the sash window 12 is attached in the same manner as described above. Thereby, the sash window 12
Is a semi-external sash window.

The draining member 20 comprises a draining body 21 and caps 22 attached to both ends of the draining body 21 in the longitudinal direction, as shown in FIG. The cap 22 may be attached to one end in the longitudinal direction depending on the shape of the sash window 12 and the attachment state. The draining body 21 has a substantially L-shaped cross section including a mounting vertical plate 23 and a draining plate 24 that is continuous with a lower portion of the mounting vertical plate 23 and faces the outside of the room. The draining board 24 is inclined so that the outdoor side portion is lower than the indoor side portion. As shown in FIGS. 1 and 2, the mounting vertical plate 23 is in contact with the outdoor surface of the frame mounting piece 14 of the lower frame 13 via a watertight material 25 and is fixed by the screw 15. Note that the mounting vertical plate 23 may be fixed to the building frame 10. That is, it is fixed to the building frame side. Because of this, the drainer body 21 is fixed to the lower portion of the lower frame 13 in a watertight manner, and the lower frame 13
The protruding portion 13a of the lower frame 13 is located above the draining plate 24, and the protruding portion 13a of the lower frame 13 and the draining plate 24 (the draining body 2).
1) to form a space.

As shown in FIG. 4, the cap 22 includes a plate-shaped cap body 30 and a side rising portion 40 continuous with one of the left and right ends of the cap body 30. The cap body 30 is drained by a horizontal plate 31 having substantially the same shape as the surface shape of the draining plate 24 and a vertical plate 32 which is continuous with the indoor side of the horizontal plate 31 and has substantially the same shape as the surface shape of the mounting vertical plate 23. The shape is substantially the same as the surface shape of the main body 21. A vertical mounting piece 33 is integrally provided over the entire rear surface of the horizontal plate 31 and the lower portion of the rear surface of the vertical plate 32. A watertight material 34 such as a sealer is attached to one of the left and right side surfaces of the mounting vertical piece 33 by adhesion.

The side rising portion 40 has a first vertical plate 41 extending in an out-of-plane direction that is continuous with the outdoor portion of the horizontal plate 31, a continuous vertical portion of the first vertical plate 41 and a horizontal plate. A second vertical plate 42 facing in the out-of-plane direction that is continuous with the indoor / outward-direction middle portion of
And the horizontal plate 3 continuous with the indoor side of the second vertical plate 42.
A third vertical plate 43 facing the out-of-plane direction which is continuous with the first indoor side portion and the vertical plate 32, and an indoor vertical plate 44 facing the in-plane direction which is continuous with the indoor side portion of the third vertical plate 43.

The first vertical plate 41 is short and slightly protrudes from the upper surface of the horizontal plate 31. The second vertical plate 42 is the first vertical plate 41
1, and protrudes above the lower end of the vertical frame 16 as shown in FIG. The second vertical plate 42 has a planar shape substantially inward U-shaped, and has a concave portion 45 formed on the inward vertical surface 42a, and the concave portion 45 faces the outdoor end of the vertical frame 16 as shown in FIG. . The third vertical plate 43 is longer than the second vertical plate 42 and protrudes above the lower end of the vertical frame 16 as shown in FIG. The indoor vertical plate 44 has the same length as the third vertical plate 43. That is, the second vertical plate 42 and the third vertical plate 43 overlap with the outer surface of the vertical frame 16.

A watertight and airtight material 46 for preventing backflow is adhered to the upper part of the inward vertical surface 43a of the third vertical plate 43. The indoor vertical surface 44a of the indoor-side vertical plate 44 is substantially flush with the back surface (indoor side surface) 32a of the vertical plate 32 in an out-of-plane direction, and extends over the indoor vertical surface 44a and the upper portion of the rear surface 32a. A watertight material 47 is attached by bonding. The watertight material 47 and the watertight material 34 are continuous. Note that they may be integrated.

The mounting vertical piece 33 is in contact with the longitudinal end face of the drainer body 21 via a watertight material 34, and a screw is screwed into the screw hole 26 of the drainer body 21 from the mounting vertical piece 33, so that the cap body 30 is It is fixed to the longitudinal end of the drainer body 21 in a watertight manner. As shown in FIG. 2, the horizontal plate 31 of the cap body 30 contacts and covers the surface of the draining plate 24 of the draining body 21, and the vertical plate 32 of the cap body 30 contacts the surface of the mounting vertical plate 23 of the draining body 21. Cover. The rainwater that has penetrated into each of the above-mentioned contact portions flows down along the drain plate 24 of the drain main body 21 because the space between the mounting vertical piece 33 and the end face of the drain main body 21 is water-tight by the water-tight material 34.

The indoor side portion of the second vertical plate 42, the third vertical plate 43, and the indoor vertical plate 44 (the indoor side portion of the side rising portion 40) are located outside the in-plane outer surface 16a of the vertical frame 16. At the position closer to the outside in the in-plane direction, they overlap the outer surface 16 a of the vertical frame 16. The inward vertical surface 43a of the third vertical plate 43 is in contact with the outer surface 16a of the vertical frame 16 via the watertight / airtight material 46 to be watertight.
Be airtight. The indoor-facing vertical surface 44a of the indoor-side vertical plate 44 is in contact with the outdoor surface of the frame mounting piece 17 of the vertical frame 16 via the watertight material 47 to be watertight, and is fixed to the vertical opening edge chamber outer surface 11b with the screw 18. . The lower portion of the watertight material 47 is continuous with the watertight material 14. Note that the indoor side vertical plate 44 may be fixed to the vertical opening edge room outer side surface 11b when the vertical frame shape is different. That is, it is fixed to the building frame side.

As described above, it is possible to prevent rainwater or the like from flowing down from the longitudinal end of the drainer body 21 by the cap 22.
(Side side rising portion 40). Further, since the mounting portion of the drainer body 21 is watertight with the watertight material 14, rainwater or the like does not enter the building frame 10 from the mounting portion.

The mounting portion of the cap 22 to the cap body 30 (between the back surface of the vertical plate 32 and the lower opening edge chamber outer surface 11a) is water-tight with a water-tight material 47, and the cap 2
2 (between the indoor vertical surface 44a of the indoor vertical plate 44 and the outside of the frame mounting piece 17 of the vertical frame 16) is watertight with the watertight material 47, so that the cap 22
Rainwater, etc., do not enter the building skeleton 10 from the mounting part of.

The side rising portion 40 of the cap 22
(Inward vertical surface 43a of third vertical plate 43) and outer surface 1 of vertical frame 16
6a, the airtight / watertight material 46 is used for airtightness and watertightness, so that rainwater or the like passes over the upper portion of the side rising portion 40 (the third vertical plate 43) due to strong wind and rain and is on the outer surface 16a side of the vertical frame 16. It does not blow up in the direction. In particular, since the third vertical plate 43 is high and the airtight / watertight material 46 is provided at the upper end thereof, the vertical dimension from the drainer body 21 to the airtight / watertight portion is large and the watertightness is good. In addition, the third vertical plate 43 (the side rising portion 4)
If the overlapping dimension (vertical dimension) with the outer surface of the vertical frame 16 is increased by increasing the rising dimension of 0), the airtight / watertight material 46 can be obtained.
Blow-up can be prevented without using any.

Since the inward vertical surface 42a of the second vertical plate 42 forming the side rising portion 40 of the cap 22 forms a concave portion 45, as shown in FIG. The outward piece 19 provided at the side protrudes into the concave portion 45, and the side rising portion 40 (the inward vertical surface 43a of the third vertical plate 43) and the vertical frame 1
A gap having a predetermined size can be formed between the outer surface 16a and the outer surface 16a.

Next, the watertightness with the building outer wall will be described.
As shown in FIG. 1, the building exterior wall 50
Is attached. As shown in FIGS. 1 and 2, the space between the upper end surface 50 a of the outer wall 50 of the building and the rear surface of the draining plate 24 of the draining body 21 is watertight with a horizontal caulking material 51. The space between the vertical end surface 50b of the building outer wall 50 and the outer surface 16a of the vertical frame 16 is watertight with a vertical caulking material 52 as shown in FIGS. When the vertical caulking material 52 is filled, the side upright portion 40 of the cap 22 (the second vertical plate 42)
Serves as a coking receiver, so that the vertical caulking material 52 can be easily filled.

The horizontal caulking material 51 and the vertical caulking material 52 are continuous as shown in FIG. The window opening 11
A vertical joint 53 is formed between the building outer wall 50 mounted along the lower edge of the building and the building outer wall 50 mounted along the vertical edge of the window opening 11, as shown in FIG. The vertical joint 53 is continuously filled with the vertical caulking material 51 described above.

FIGS. 6 and 7 show a second embodiment, in which the lower frame 13 and the vertical frame 16 forming the sash frame 12 are fitted into each other to form a sash window. Is long. The draining member 20 has the same shape as that described above, and the outward piece 19 of the vertical frame 16 projects into the concave portion 45 of the second vertical plate 42 forming the side rising portion 40 of the cap 22.

FIG. 8 shows a third embodiment, in which a side upright portion 40 is formed such that a first vertical plate 41 and a second vertical plate 42 (outdoor portion) are located outside the in-plane direction and a third vertical plate 43 is provided. (Indoor side part) is formed in a plane substantially hook shape so as to be inward in the plane. In this way, the outward piece 19 of the vertical frame 16 is connected to the second vertical plate 42.
Therefore, the dimension between the outer surface 16a of the vertical frame 16 and the third vertical plate 43 can be the same as that of the vertical frame without the outward piece 19.

[0033]

According to the first aspect of the present invention, since the indoor side portion of the side rising portion of the cap provided at the longitudinal end of the drainer body overlaps the outer surface of the vertical frame, the lower frame protrudes. The space between the portion and the drain body is closed at the indoor portion of the side rising portion, so that rainwater or the like does not flow down from the longitudinal end of the drain body. In addition, when filling the vertical caulking material between the outer surface of the vertical frame and the vertical surface of the building outer wall, the indoor side portion of the side rising portion serves as a caulking receiver and the vertical caulking material does not protrude into the drain body. Therefore, the operation of filling the above-described vertical coking is easy to perform.

According to the second aspect of the present invention, it is possible to prevent rainwater or the like from being blown up from between the indoor side portion of the side rising portion and the outer surface of the vertical frame due to strong wind or the like, thereby improving watertightness.

According to the third aspect of the present invention, since the connecting portion between the drainer body and the cap is watertight, rainwater or the like does not flow down from that portion. Further, since the mounting portion of the cap body and the mounting portion of the indoor side portion of the side rising portion are water-tight, rainwater and the like do not enter the building frame side from that portion.

According to the fourth aspect of the present invention, in the case of a vertical frame having an outward piece at the outdoor end, the vertical frame having the outward piece can be used because the outward piece projects into the concave portion. .

According to the fifth aspect of the invention, in the case of a vertical frame having an outward piece at the outdoor end, the outward piece faces the outdoor portion of the side rising portion, and the outward piece faces the side. Since it does not interfere with the upright portion, a vertical frame having an outwardly facing piece can also be used. .

[Brief description of the drawings]

FIG. 1 is a perspective view of a lower frame and a vertical frame mounting portion according to a first embodiment of the present invention.

FIG. 2 is a longitudinal sectional view of a lower frame mounting portion.

FIG. 3 is a cross-sectional view of a vertical frame mounting portion.

FIG. 4 is a perspective view of a cap.

FIG. 5 is a perspective view of the caulking material filling section as viewed from outside the room.

FIG. 6 is a longitudinal sectional view of a lower frame mounting portion according to a second embodiment of the present invention.

FIG. 7 is a cross-sectional view of a vertical frame mounting portion.

FIG. 8 is a cross-sectional view of a vertical frame attaching portion according to a third embodiment of the present invention.

FIG. 9 is a schematic external view of a conventional sash window mounting portion.

FIG. 10 is a longitudinal sectional view of a lower frame mounting portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Building frame 11 ... Window opening 12 ... Sash window 13 ... Lower frame 14 ... Frame mounting piece 16 ... Vertical frame 17 ... Frame mounting piece 19 ... Outward piece 20 ... Draining member 21 ... Drainer body 22 ... Cap 23 ... Mounting vertical Plate 24 ... Draining plate 30 ... Cap body 31 ... Horizontal plate 32 ... Vertical plate 33 ... Mounting vertical piece 34 ... Watertight material 40 ... Side rising part 41 ... First vertical plate 42 ... Second vertical plate 43 ... Third vertical Board 44 ... Indoor side vertical plate 45 ... Recess 46 ... Airtight / watertight material 47 ... Watertight material 50 ... Building outer wall 51 ... Horizontal caulking material 52 ... Vertical caulking material

Continued on front page F term (reference) 2E001 DA01 DA03 DC02 FA32 FA52 GA07 GA13 GA14 HF02 KA01 LA01 LA04 MA02 MA06 2E011 LB02 LB06 LD03 LD04 LE15 2E036 RA07 RA08 TA01 UA02

Claims (5)

[Claims] 1. A drainer is attached to a lower portion of a sash window,
A draining structure at a lower portion of the sash window having a space between the draining member and a projecting portion of a lower frame of the sash window, wherein the draining member has a shape in which a cap is attached to a longitudinal end of a draining body, The cap has a cap body attached to the drainer body and a side rising portion protruding above the cap body, and the indoor side portion of the side rising portion overlaps the outer surface of the vertical frame of the sash window. The drain structure at the bottom of the sash window. 2. The drainage structure at the lower part of the sash window according to claim 1, wherein the space between the indoor portion of the side rising portion and the outer surface of the vertical frame is airtight. 3. The draining body has a mounting vertical plate and a draining plate integrally provided from a lower portion of the mounting vertical plate toward the outdoor side, and the cap main body has a surface shape of the draining plate. A horizontal plate of substantially the same shape, a vertical plate integrally provided on the indoor side of the horizontal plate and in contact with the surface of the mounting vertical plate, and provided integrally over the back surface of the horizontal plate and the back surface of the vertical plate. A vertical end face of the drainer body is connected to the mounting vertical piece via a watertight material, and a rear surface of the vertical plate and an indoor vertical surface of the side rising portion are watertight materials. The drainage structure at the lower part of the sash window according to claim 1 or 2, wherein each of the watertight materials is continuous and is in contact with and fixed to the building skeleton side through the sash window. 4. The inward vertical surface of the side standing portion facing the vertical frame chamber outer end has a concave portion.
Or the draining structure of the lower part of the sash window of 3. 5. The side rising portion according to claim 1, 2 or 3, wherein the indoor side portion is closer to the inside in the plane and the outdoor portion is closer to the outside in the plane. Drainage structure under the sash window.