JP2005290689A - Sash window ventilating device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sash window ventilating device for draining dew condensation water produced on the indoor side face of a sash window or rainwater intruding therefrom to prevent the flow into an indoor side even when taking an arrangement for preventing the blow of the rainwater into the indoor side. <P>SOLUTION: A horizontal frame material 4 constituting a window portion 2 (the sash window) of a curtain wall is formed with a vent hole 7 having an outdoor side opening 7a and an indoor side opening 7b. On the horizontal frame material 4, a ventilation cover 8 is mounted so that an intermediate portion of the vent hole 7 in the direction of an indoor outside can be opened/closed. A drain portion 9 is formed near the indoor side of the vent hole 7 beyond the ventilation cover 8 in the closed condition. Even when the intermediate portion of the vent hole 7 in the direction of the indoor outside is put into the closed condition by the ventilation cover 8, the sash window ventilating device drains from the drain portion 9 rainwater flowing from the indoor side opening 7b. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a ventilation device for a sash window constituting a window part of a curtain wall, a window part of a house, or the like.

Patent Document 1 discloses a ventilation device for a sash window that constitutes a window portion of a curtain wall.
Specifically, a ventilation hole having an outdoor opening and an indoor opening is formed in the lower frame portion of the sash window, a ventilation lid is provided in the indoor opening, and the indoor lid and the room are opened by opening the ventilation lid. This is a ventilator in which air circulates outside to naturally ventilate the room and the rain lid is not blown into the room by closing the ventilation lid.

JP 2003-2537779 A

Condensation may occur on the indoor side of the sash window described above, and rainwater may enter the indoor side due to heavy wind and rain, so that this condensed water and rainwater (hereinafter referred to as rainwater) do not flow into the indoor side. It is important to make it.
For example, it is conceivable that rainwater or the like is drained using the ventilation holes of the conventional ventilator described above so that the rainwater or the like does not flow into the room.
However, since the conventional ventilator described above is provided with a ventilation lid at the indoor opening of the ventilation hole, when the ventilation lid is closed so that rainwater does not blow into the indoor side, Etc. can not be drained using ventilation holes.

  The present invention has been made in view of the above-mentioned problems, and its purpose is that the room can be naturally ventilated, rainwater cannot be blown into the room side, and the condensed water or strong wind rain generated on the indoor side surface of the sash window. It is an object of the present invention to provide a ventilation device for a sash window that satisfies the fact that rainwater or the like that has entered the indoor side can be drained even when rainwater is not blown into the indoor side as described above.

1st invention makes the form which has the ventilation hole which opened the horizontal frame material of the sash window to the outdoor side by the outdoor side opening, and opened to the indoor side by the indoor side opening,
A ventilation lid that opens and closes the middle part in the indoor outside direction of the ventilation hole is attached to the horizontal frame member,
The sash window ventilator is characterized in that a drainage portion is formed closer to the indoor side than a closed ventilation lid in the ventilation hole.

According to a second aspect of the present invention, there is provided a ventilation hole in which a lateral frame member of a sash window is communicated by an intermediate opening between an outdoor ventilation hole opened to the outdoor side by the outdoor opening and an indoor ventilation hole opened to the indoor side by the indoor opening. A form having
A ventilation lid that opens and closes the intermediate opening is attached to the horizontal frame member,
The sash window ventilator is characterized in that a drainage portion is formed below the indoor ventilation hole.

  It is preferable that the horizontal frame member has a panel mounting part on the outdoor side of the upper part, an indoor side opening of the ventilation hole on the indoor side, and an outdoor side opening of the ventilation hole on the outdoor side of the lower part. . By doing so, the dew condensation water on the indoor side surface of the sash window flows into the indoor side opening of the ventilation hole, so that it can be drained smoothly.

The above-mentioned indoor side opening may be constituted by a concave groove formed in the upper part on the indoor side of the horizontal frame member in the longitudinal direction, an opening formed at the bottom of the concave groove, and a blind panel provided at the upper part of the concave groove. preferable.
By doing in this way, the dew condensation of the vertical frame material flows under the blindfold panel without accumulating on the floor or waist of the room, and the design is good.

The above-mentioned horizontal frame member is connected to the first horizontal member having the panel mounting portion on the upper outdoor side and the indoor side opening of the ventilation hole on the indoor side, and to the lower portion closer to the indoor side of the first horizontal member with a connecting material. A second cross member and a cover member attached to the outdoor portion of the first cross member;
An indoor side ventilation hole and an intermediate opening are formed by the indoor side portion of the first cross member and the second cross member, respectively, and the cover material is positioned on the outdoor side of the intermediate opening to form an outdoor side ventilation hole. The form is preferred.
If it does in this way, it can be set as the horizontal member which has a ventilation hole by connecting the 1st, 2nd horizontal member with a connection material, and attaching a cover material.

According to the invention which concerns on Claim 1, rainwater does not blow in into a room interior through a ventilation hole by closing the intermediate part of the indoor direction of a ventilation hole with a ventilation lid.
Moreover, if the middle part of the ventilation hole in the indoor outside direction is opened, the indoor side can be naturally ventilated.
Rainwater, such as dew condensation that has formed on the indoor side of the sash window or rainwater that has entered the room due to heavy wind and rain, flows into the ventilation hole through the indoor opening and is located closer to the indoor side than the closed ventilation lid. Therefore, even when rainwater is not blown into the indoor side with the ventilation lid closed, the above-described rainwater can be drained and the rainwater does not flow into the indoor side.

According to the second aspect of the present invention, the rainwater blown into the outdoor ventilation hole is not blown into the indoor ventilation hole by closing the middle opening of the ventilation hole with the ventilation lid, and the rainwater passes through the ventilation hole. It does not blow into the room.
Moreover, if the middle opening of the ventilation hole is opened and the outdoor ventilation hole communicates with the indoor ventilation hole, the indoor side can be naturally ventilated.
In addition, rainwater such as dew condensation water generated on the side surface of the sash window or rainwater invaded by strong winds flows into the indoor ventilation hole from the indoor opening, and even if the intermediate opening is closed by the ventilation lid, Since the water is discharged from the drainage section, the rainwater described above can be drained even when rainwater is not blown into the room as described above.

As shown in FIG. 1 and FIG. 2, a curtain wall is constituted by a PC plate 1 which is vertically separated and a window portion 2 attached between the PC plates 1, and the window portion 2 is composed of left and right vertical frame members (vertical). 3) A rectangular frame portion 5 is formed by 3 and a plurality of horizontal frame members 4, and a panel 6, for example, multi-layer glass is mounted on the rectangular frame portion 5, and this window portion 2 is a sash window of the present invention.
Ventilation holes 7 and ventilation lids 8 are provided in the horizontal frame member 4, preferably the lowermost horizontal frame member 4 to constitute a ventilation device.

As shown in FIG. 3, the ventilation hole 7 has an outdoor opening 7 a and an indoor opening 7 b, and an intermediate portion of the ventilation hole 7 in the indoor outside direction is opened and closed by a ventilation lid 8.
When the middle portion of the ventilation hole 7 in the indoor outside direction is closed with the ventilation lid 8, the outdoor opening 7a and the indoor opening 7b are blocked, and rainwater is not blown into the indoor side.
Moreover, if the middle part of the indoor hole direction of the ventilation hole 7 is open | released with the ventilation lid 8, the outdoor side opening 7a and the indoor side opening 7b are connected, air distribute | circulates the indoor side and the outdoor side, and the indoor side can be naturally ventilated.

A drainage portion 9 is provided in a portion closer to the indoor side opening 7b (a portion closer to the indoor side) than the closed ventilation lid 8 in the ventilation hole 7. For example, a drainage filter 9b for preventing backflow is fitted and attached to the drainage hole 9a to form the drainage part 9.
Therefore, the dew condensation water generated on the indoor side surface of the window portion 2 described above, rainwater that has entered the indoor side due to heavy rain (that is, rainwater, etc.) flows into the ventilation hole 7 from the indoor side opening 7b, Drained from the drainage section 9.

In the above description, it is preferable that the indoor side opening 7b of the ventilation hole 7 is opened on the upper surface of the horizontal frame member 4 so that the above-described rainwater or the like can easily flow. For example, the interior of the horizontal frame member 4 has a groove 4a extending over the entire length in the longitudinal direction, an opening 4b is formed at the bottom of the groove 4a, and a blind panel 4c is provided at the top of the groove to open the indoor side. 7b.
Moreover, it is preferable that the outdoor side opening 7a is opened in the lower surface of the horizontal frame material 4, and it is hard to receive the influence of a strong wind and rain.
Moreover, it is preferable that the said drainage part 9 drains the rainwater etc. which flowed in to the outdoor side.

A preferred form of the ventilation hole 7 will be described.
As shown in FIG. 3, the outdoor ventilation hole 10 communicated with the outdoor opening 7a and the indoor ventilation hole 11 communicated with the indoor opening 7b are communicated with each other through the intermediate opening 7c to form the ventilation hole 7. The intermediate opening 7 c is located above the lowermost part of the indoor ventilation hole 11.
The ventilation opening 8 can open and close the intermediate opening 7c.
A drainage part 9 is formed at the lower part of the indoor ventilation hole 11, preferably at the lowest part.
The ventilation lid 8 is smaller in the overlap dimension in the out-of-plane direction (inside of the interior of the room) with the indoor ventilation hole 11 in the state where the intermediate opening 7 c is closed, and is located on the outside of the drainage unit 9.
By doing in this way, the rain water etc. which flowed into the indoor side ventilation hole 11 from the indoor side opening 7b can be drained smoothly, and it can prevent reliably that rain water blows into the indoor side.

The ventilation lid 8 is attached to the horizontal frame member 4 by a hinge 12 so as to be openable and closable. An arm 14 is attached to a rotary shaft 13, and a link 15 rotatably connected to the arm 14 is rotatable to the ventilation lid 8. It is connected. The ventilation lid 8 is a hollow shape member 8a filled with a heat insulating material 8b, but is not limited thereto.
Then, the ventilation cover 8 is opened and closed around the hinge 12 by rotating the rotary shaft 13 in the forward and reverse directions by a predetermined angle to swing the arm 14.
The hinge 12 and the rotating shaft 13 are preferably provided in the indoor ventilation hole 11 described above, but may be attached to other portions.

As shown in FIG. 3, the horizontal frame member 4 having the ventilation holes 7 is configured such that a second horizontal member 30 is connected to a lower portion closer to the indoor side of the first horizontal member 20 by a connecting member 40, and a chamber of the first horizontal member 20 is formed. The cover material 50 is attached to the outer side.
The first cross member 20 has an outdoor-side upward concave portion 22 (panel mounting portion) and an indoor-side upward concave portion 23 (the aforementioned concave groove 4a) on the upper surface of the horizontal plate 21, and the lower surface portion of the horizontal plate 21. A long material having a cross-sectional shape having an outdoor side locking receiving piece 24, first and second intermediate hanging pieces 25, 26, and an indoor side hanging piece 27.
An opening 28 (the above-described opening 4b) is formed in the indoor portion of the horizontal plate 21 (the portion forming the indoor upward recess 23), and the indoor upward recess 23 is formed in the opening 28 by the second intermediate hanging piece. 26 and the indoor side ventilation hole 11 which communicates with the space part 29 between the indoor side drooping piece 27 and has the above-mentioned indoor side opening 7b is comprised. The opening 28 is remarkably shorter than the length of the first cross member 20, and a plurality of openings 28 are formed at intervals in the longitudinal direction of the horizontal plate 21.

The second horizontal member 30 is a long material having a cross-sectional shape including a horizontal plate 31, an outdoor rising piece 32, an intermediate rising piece 33, an indoor rising piece 34, and a hanging piece 35. The connecting member 40 is brought into contact with the side surface and the outdoor side surface of the first intermediate hanging piece 25 of the first cross member 20 and fixed by screws 41 and 42, respectively.
The outdoor rising piece 32, the intermediate rising piece 33, the indoor rising piece 34, the first intermediate hanging piece 25, the second intermediate hanging piece 26, and the indoor hanging piece 27 of the first cross member 20 are the same in the out-of-plane direction. The position is spaced apart in the vertical direction.
The intermediate opening 7c is formed between the first intermediate hanging piece 25 and the outdoor rising piece 32 and between the second intermediate hanging piece 26 and the intermediate rising piece 33.
The indoor side hanging piece 27 and the indoor side rising piece 34 are hermetically sealed by an airtight material 36, and the indoor side ventilation hole 11 is formed by the indoor side portion of the first cross member 20 and the second cross member 30.

The connecting member 40 has a shape of a square pipe, and a plurality of the connecting members 40 are fixed at intervals in the longitudinal direction of the first and second cross members 20 and 30.
For example, the upper end surface of the connecting member 40 is in contact with the lower outer surface of the first cross member 20 and fixed with screws 41, and the lower portion of the indoor side surface is in contact with the outdoor rising piece 32 and fixed with screws 42.

The cover member 50 is located on the outdoor side of the intermediate opening 7c to form the outdoor ventilation hole 10. Specifically, the cover material 50 is a long material having a substantially L-shaped cross section with a vertical plate 51 and a lower horizontal plate 52, and has an upper locking piece 53 on the vertical plate 51, and A flange piece 54 is provided on the outdoor side surface.
The upper locking piece 53 is engaged with the outdoor locking receiving portion 24 of the first cross member 20, and the indoor side end of the lower horizontal plate 52 is fixed to the hanging piece 35 of the second cross member 30 with screws 55. And install.
An opening 56 is formed in the lower horizontal plate 52, and an outdoor ventilation hole is formed by the vertical plate 51, the lower surface near the outdoor side of the first horizontal member 20, the first intermediate hanging piece 25, and the outdoor rising piece 32 of the second horizontal member 30. 10 is formed.

An insect net 60 is attached to the opening 28 of the horizontal plate 21 and a bird net 61 such as an aluminum expanded metal is attached to the opening 56 of the lower horizontal plate 52.
A grill 62 is attached to the indoor-side upward recess 23 of the first cross member 20, that is, the indoor-side opening 7 b of the ventilation hole 7. This grill 62 corresponds to the aforementioned blindfold panel 4c.

Since both ends in the longitudinal direction of the ventilation holes 7 of the horizontal frame member 4 are open, vertical frames 43 are attached and closed at both longitudinal ends of the horizontal frame member 4 as shown in FIG.
For example, the lower side of the horizontal plate 21 of the first horizontal member 20 (first and second intermediate hanging pieces 25 and 26, indoor side hanging piece 27) is cut and removed near the end in the longitudinal direction, and the horizontal plate 21 is removed. The upper end surface of the vertical frame 43 is brought into contact with the end portion in the longitudinal direction on the lower surface of the plate and fixed with screws.
As a result, the longitudinal ends of the ventilation hole 7 and at least the indoor ventilation hole 11 are closed.
First and second inward pieces 43a and 43b are provided on the inner surface of the vertical frame 43. The first and second inward pieces 43a and 43b are out of plane with the first and second intermediate hanging pieces 25 and 26. The intermediate opening 7c is continuously formed at the same position in the direction.
The ventilation lid 8 is in contact with the first and second inwardly facing pieces 43a and 43b through an airtight material.
In addition, you may block | close not by the vertical frame 43 but fitting a block by fitting to the longitudinal direction both ends opening part of the ventilation hole 7. FIG.
Further, the longitudinal frame material 3 may block the opening portions at both ends in the longitudinal direction of the ventilation hole 7 by connecting the horizontal frame material 4 to the side surface of the vertical frame material 3 and connecting them.

Next, the connection between the vertical frame member 3 and the horizontal frame member 4 (lowermost horizontal frame member 4) will be described.
As shown in FIGS. 5, 6, and 7, the lower end portion of the vertical frame member 3 and the horizontal frame member 4 are fixed by a bracket 70 and bolts / nuts 71.
A cover 72 that covers the bracket 70 and the bolts / nuts 71 so as to be invisible is attached to the upper surface of the horizontal frame member 4, and a concave portion 73 is formed on the upper surface of the cover 72 to collect rainwater and the like. is there. Here, the upper surface of the horizontal frame member 4 is a portion where the opening 28 in the horizontal plate 21 is formed.
Therefore, the dew condensation water on the indoor side surface of the vertical frame member 3 flows along the indoor side surface and accumulates in the recessed portion 73 of the cover 72.
When a predetermined amount of condensed water accumulates, it overflows and flows down to the upper surface of the horizontal frame member 4, flows into the ventilation hole 7 from the indoor opening 7 b, and is drained from the drainage part 9.
Therefore, condensed water can be drained smoothly.

Explaining in detail above, the lower end portion of the vertical frame member 3 is located across the upper direction of the horizontal plate 21 of the first horizontal member 20 of the lowermost horizontal frame member 4 on the left and right sides. An L-shaped bracket 70 is provided across the indoor side portion of the plate 21 that forms the indoor-side upward recess 23 and the side surface 3a in the in-plane direction of the vertical frame member 3, and the bracket 70, the horizontal plate 21 and the bracket 70 are provided. And the vertical frame member 3 are fixed with bolts and nuts 71, respectively. Bolts 71a of bolts and nuts 71 for fixing the vertical frame member 3 and the left and right brackets 70 pass through the left and right brackets 70 and the vertical frame member 3, and are common.
The cover 72 is substantially L-shaped with a horizontal piece 72a and a vertical piece 72b, and the vertical piece 72b is fixedly attached to the horizontal plate 21 with screws 74, and the horizontal piece 72a, the side surface 3a of the vertical frame member 3, and the horizontal frame A watertight material 75 is used for watertightness between the interior 4 of the material 4 and the interior outside recess 23.

An insect net 60 is attached to the opening 28 of the horizontal plate 21 via a frame 63. In other words, the insect net 60 is stretched on the frame member 63 to form a screen door, and the frame body 63 is fixedly attached to the horizontal plate 21 with the screws 64.
For this reason, since the condensed water on the horizontal plate 21 does not flow to the opening 28 by the frame 63, the drain plate 76 is provided on the horizontal plate 21. For example, a drain hole 76 a is formed in the horizontal plate 21, and a drain filter 76 b is attached to the drain hole 76 a to form the drain part 76.
By doing in this way, the dew condensation water on the frame 63 can be drained to the ventilation hole 7 by the drainage part 76.

As shown in FIGS. 1 and 3, a peri counter 80 is attached to the indoor upper end portion of the lowermost horizontal frame member 4, and a blindfold panel 81 is attached to the indoor side end of the peri counter 80.
The blindfold panel 81 and the peri counter 80 prevent the lower part of the window portion 2 and the PC board 1 from being seen from the indoor side.
A heat insulating material 82 is provided on the indoor side portion of the horizontal frame member 4 (the indoor side portion of the first horizontal member 20 and the second horizontal member 30).

  In the above description, the sash window is the window portion of the curtain wall, but a sash window constituting the window portion of the house may be used.

It is a partial external view of a curtain wall. It is AA longitudinal cross-sectional view of FIG. It is the B section enlarged view of FIG. It is CC sectional drawing of FIG. It is DD sectional drawing of FIG. It is EE sectional drawing of FIG. It is a perspective view of the connection part of a vertical frame material and a horizontal frame material.

Explanation of symbols

  2 ... Window part (sash window), 4 ... Horizontal frame material, 7 ... Ventilation hole, 7a ... Outdoor side opening, 7b ... Indoor side opening, 7c ... Middle opening, 8 ... Ventilation lid, 9 ... Drainage part, 10 ... Room Outer ventilation hole, 11 ... indoor side ventilation hole, 20 ... first cross member, 30 ... second cross member, 40 ... connecting material, 50 ... cover material.

Claims (5)

The lateral frame material of the sash window is configured to have a ventilation hole that opens to the outdoor side by the outdoor side opening and opens to the indoor side by the indoor side opening,
A ventilation lid that opens and closes the middle part in the indoor outside direction of the ventilation hole is attached to the horizontal frame member,
A ventilator for a sash window, wherein a drainage portion is formed closer to the indoor side than a closed ventilation lid in the ventilation hole. The lateral frame material of the sash window is configured to have an outdoor ventilation hole that opens to the outdoor side by the outdoor opening, and a ventilation hole that communicates with the indoor opening that opens to the indoor side by the indoor opening.
A ventilation lid that opens and closes the intermediate opening is attached to the horizontal frame member,
A ventilator for a sash window, wherein a drainage portion is formed in a lower portion of the indoor ventilation hole.   The horizontal frame member has a panel mounting portion on the outdoor side of the upper part, an indoor side opening of the ventilation hole on the indoor side, and an outdoor side opening of the ventilation hole on the outdoor side of the lower part. The ventilation apparatus of the sash window of 2.   The indoor side opening is configured by a concave groove formed in a longitudinal direction in an upper part on the indoor side of the horizontal frame member, an opening formed in a bottom part of the concave groove, and a blind panel provided in the upper part of the concave groove. Sash window ventilator. The horizontal frame member includes a first horizontal member having a panel mounting portion on the outdoor side of the upper part and an indoor side opening of the ventilation hole on the indoor side, and a second member connected to a lower portion of the first horizontal member closer to the indoor side by a connecting material. A cross member, and a cover member attached to the outdoor side of the first cross member,
An indoor side ventilation hole and an intermediate opening are formed by the indoor side portion of the first cross member and the second cross member, respectively, and the cover material is positioned on the outdoor side of the intermediate opening to form an outdoor side ventilation hole. The ventilation apparatus of the sash window of Claim 3.

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