JP5392763B2 - Curtain wall unit and curtain wall - Google Patents

Description

  The present invention relates to a curtain wall unit used as an outer wall of a building, and a curtain wall constituted by the curtain wall unit.

Conventionally, curtain walls constituting the outer wall of a building include a window part facing the room of the building and a spandrel part facing the boundary part of the upper and lower floors such as between the ceiling of the lower floor and the floor of the upper floor. One having a plurality of curtain wall units provided in the vertical direction and the horizontal direction is known.
And in the curtain wall unit provided with the window part and the spandrel part as described above, for example, as disclosed in Patent Document 1, the outdoor side surface of the window part and the outdoor side surface of the spandrel part are in the same position in the out-of-plane direction. There is general.

No. 2-4174

  As in the case of the conventional curtain wall described above, if the outdoor wall surface of the window and the outdoor wall surface of the spandrel portion are the same position in the out-of-plane direction, the window and spandrel portions are flat when viewed from the outdoor side. The curtain wall made up of the curtain wall unit has a monotonous design with little change in appearance.

  An object of the present invention is to provide a curtain wall unit having an uneven appearance and having a design with an excellent appearance and a rich change in appearance, by using the curtain wall unit.

The curtain wall unit of the present invention is a curtain wall unit having a window part and a spandrel part,
The curtain wall unit has a window portion attached to the indoor side portion of the window portion frame portion of the unit frame to form a window portion, and a span drel portion portion window is attached to the outdoor portion of the span frame portion of the unit frame. and spandrel portion Te, the outdoor side of the window window and chamber nearer the chamber side of the window spandrel portion, have a recess in the outdoor side of the inner peripheral surface of the window portion for frame and window window And
The curtain wall unit is characterized in that a fireproof panel is attached to the indoor side portion of the spandrel portion frame portion in the unit frame.

In the curtain wall unit of the present invention, a solar radiation shielding member can be attached to the outdoor side portion of the window frame portion in the unit frame.
If it does in this way, the solar radiation which injects into a living room can be restrict | limited.
And since there is no window in the outdoor part of the frame part for window parts, a solar radiation shielding member can be made into the same position in the out-of-plane direction with the outdoor side surface of a spandrel part.

In the curtain wall unit of the present invention, a louver can be attached to either the upper part or the lower part of the outdoor part of the window frame part in the unit frame, or both the upper part and the lower part to form a solar radiation shielding member. .
If it does in this way, while being able to restrict the solar radiation which injects into a living room with the louver attached to the upper part, the room can be made invisible from the outside with the louver attached to the lower part.

In the curtain wall unit of the present invention, the unit frame includes left and right vertical frame members, an upper horizontal frame member, a lower horizontal frame member, and an intermediate horizontal frame member. Form a window frame portion with a frame material and an intermediate horizontal frame material, and form a spandrel portion frame portion with the upper horizontal frame material and the intermediate horizontal frame material closer to the upper side of the left and right vertical frame materials,
The intermediate horizontal frame member has an air circulation part. The air circulation part opens from the lower surface of the intermediate horizontal frame member to the outside of the room, and can communicate with the air conditioner from the indoor side surface of the intermediate horizontal frame member.
If it does in this way, outside air can be suck | inhaled and discharged | emitted to an air-conditioning apparatus through the air circulation part of an intermediate horizontal frame material.
And since the air circulation part of an intermediate | middle horizontal frame material is opened in the lower surface, the air circulation part is hard to see from the outdoor.

In the curtain wall unit of the present invention, the vertical frame member has a main body and a panel support attached to the outdoor portion of the main body,
The part forming the window frame portion in the vertical frame member is the main body only,
The portion of the vertical frame member forming the spandrel portion frame portion has a panel support attached to the main body to have a panel attachment recess, and the vertical edge portion of the spandrel portion window panel is attached to the panel attachment recess. it can.
In this way, the main body of the vertical frame material can be integrated into the window portion and the spandrel portion, and the panel of the spandle window can be attached by attaching the panel support to the main body. It can be simple and strong.

  The curtain wall of the present invention is a curtain wall characterized in that a plurality of the curtain wall units described above are attached to a building frame.

If it is the curtain wall unit of this invention, since the window part becomes the external appearance dented rather than the spandrel part, it can be set as the curtain wall unit of an uneven | corrugated external appearance.
And since the fireproof panel was attached to the indoor side part of the frame part for spandrel parts in the said unit frame, it can prevent with a fireproof panel that it spreads to the upper and lower floors at the time of a fire.
Furthermore, there is a space for attaching the fireproof panel to the indoor side of the spandrel frame, and the fireproof panel can be attached without using an extra member.
With the curtain wall of the present invention, when the outer wall on which the curtain wall is installed is viewed from the outside, the window portion of the curtain wall unit looks like a concave and convex shape, and the appearance is rich in changes with irregularities.

It is an external view of the curtain wall which shows embodiment of this invention. It is an AA schematic sectional drawing of FIG. It is BB schematic sectional drawing of FIG. It is CC schematic sectional drawing of FIG. It is a detailed longitudinal cross-sectional view of an up-and-down horizontal frame material part. It is a detailed longitudinal cross-sectional view of an intermediate horizontal frame material part. It is a detailed cross-sectional view of a window part. It is a detailed cross-sectional view of a spandrel part.

As shown in FIGS. 1 and 2, a curtain wall unit 1 is attached to a building housing 2 continuously in a vertical direction and a horizontal direction to form a curtain wall, and the curtain wall constitutes an outer wall of the building.
The curtain wall unit 1 has a window portion 1a facing the room 3 of the building and a spandrel portion 1b facing the boundary portion 4 on the upper and lower floors of the building.
The living room 3 is a portion between the floor 5 and the ceiling 6, and the boundary portion 4 is a portion between the ceiling 6 on the lower floor and the floor 5 on the upper floor.

The curtain wall unit 1 includes a unit frame 10, and the unit frame 10 includes a window frame portion 10a and a spandrel frame portion 10b.
As shown in FIGS. 2 and 3, a window portion 7 is attached to the indoor side portion of the window portion frame portion 10a to form a window portion 1a.
As shown in FIG. 2 and FIG. 4, a spandrel portion window 8 is attached to the outdoor portion of the spandrel portion frame portion 10b to form a spandrel portion 1b.

  Thus, the outdoor side surface of the window portion window 7, that is, the outdoor side surface of the window portion 1a, is closer to the indoor side than the outdoor side surface of the spandrel portion window 8, that is, the outdoor side surface of the spandrel portion 1b. When the unit 1 is viewed from the outside, the window portion 1a looks concave and convex, and the curtain wall unit 1 is continuous in the vertical and horizontal directions. Design.

As shown in FIGS. 2 and 4, a fireproof panel 9 is attached to the indoor side portion of the spandrel portion frame portion 10 b of the unit frame 10.
This can prevent the fire from spreading over the upper and lower floors in the event of a fire.
Moreover, since the spandrel part window 8 is attached to the outdoor part of the spandrel part frame part 10b, a space for attaching the fireproof panel 9 to the indoor side part can be secured, and the fireproof panel is provided to the indoor side part of the spandrel part frame part 10b. There is no need to provide an extra member for attachment, such as an additional material, and the fireproof panel 9 can be easily attached to the spandrel portion 1b at a low cost.

A solar radiation shielding member such as a louver 20 is attached to the outdoor portion of the window portion 1a, and the outdoor surface of the louver 20 (the outdoor surface of the window portion 1a) is connected to the outdoor surface of the spandrel portion window 8 (the outdoor surface of the span drel portion 1b). ).
Thus, by attaching the window portion window 7 to the indoor side portion of the window portion 1a, a space for attaching the solar shading member, for example, the louver 20, can be secured on the outdoor side portion of the window portion 1a. By attaching the louver 20 effectively, the louver 20 can be prevented from projecting to the outdoor side of the outdoor side surface of the spandrel portion 1b.
Moreover, the louver 20 can be attached without using extra parts for attaching the louver 20.

The aforementioned louver 20 has an upper louver 20a attached near the upper part of the window part 1a and a lower louver 20b attached near the lower part of the window part 1a, and the louver 20 is attached to an upper and lower middle part of the window part 1a. Absent.
The upper louver 20a mainly restricts solar radiation from entering the living room 3.
The lower louver 20b serves as a blindfold so that the lower part of the living room 3 cannot be seen mainly from outside.
The louver 20 may be attached only to either the upper part or the lower part of the window part 1a.

The unit frame 10 connects an upper horizontal frame member 12, a lower horizontal frame member 13, and an intermediate horizontal frame member 14 to the left and right vertical frame members 11, 11, and the left and right vertical frame members 11, 11 and the lower horizontal frame member. 13 and the intermediate horizontal frame member 14 form the window frame portion 10a, and the left and right vertical frame members 11, 11, the upper horizontal frame member 12 and the intermediate horizontal frame member 14 form the spandrel portion frame portion 10b. Yes.
The unit frame 10 may be composed of a unit frame that forms the window frame portion 10a and a unit frame that forms the spandrel frame portion 10b.
For example, a unit frame for a window that forms a window frame by connecting an upper horizontal frame and a lower horizontal frame to left and right vertical frames, and an upper horizontal frame and a lower horizontal frame are formed on left and right vertical frames. It is set as the unit frame for spandrel parts which connects a frame material and forms the frame part for spandrel parts.

The window part window 7 has a fitting kill part 7a and an opening / closing part 7b.
For example, the horizontal member 15 is connected to the lower part of the portion of the left and right vertical frame members 11 that forms the window frame portion 10 a, and the vertical member 16 is connected to the horizontal member 15 and the intermediate horizontal frame member 14. Thus, the fitting frame part 17a and the opening / closing frame part 17b are formed.
A panel 18 made of glass or the like is attached to the fitting frame portion 17a, and a shoji 19 is attached to the opening / closing frame portion 17b so as to be freely opened and closed.
The window portion window 7 may be a fitting part or only an opening / closing part 7b.

  As described above, the window frame portion 10a is formed by the left and right vertical frame members 11, the intermediate horizontal frame member 14, and the lower horizontal frame member 13, and the window window is formed on the indoor side portion of the window frame portion 10a. 7 is attached, the opposite inner surfaces of the vertical frame member 11, the lower surface of the intermediate horizontal frame member 14, and the upper surface of the lower horizontal frame member 13 protrude to the outdoor side of the window 7 for the window, and the window portion 1a. Has a recessed part in the outdoor part rather than the window part 7 for windows.

The intermediate horizontal frame member 14 has an air circulation part 30.
This air circulation part 30 is each opened to the lower surface and the indoor side surface of the intermediate horizontal frame member 14. For example, the inflow port 31 is formed on the lower surface of the intermediate horizontal frame member 14, and the outflow port 32 is formed on the indoor side surface of the intermediate horizontal frame member 14.
The outlet 32 communicates with an air conditioner or the like through a duct 33.
Since it is like this, if the lower surface of the intermediate horizontal frame member 14 is effectively used without the inflow port 31 being exposed on the front surface of the curtain wall unit, the air circulation portion 30 does not stand out from the outside.
In addition, the above-mentioned air circulation part 30 can be utilized also as what discharges air to the outdoor. In this case, an inflow port may be formed on the inner side surface of the intermediate horizontal frame member 14 and an outflow port may be formed on the lower surface.

Next, the detail of each part is demonstrated based on FIGS.
The vertical frame member 11 forming the unit frame 10 includes a main body 11a and a panel support 11b attached to the outdoor side portion of the main body 11a, and the indoor side portion of the main body 11a is connected to the building frame 2 with a fastener 2a. doing.
The portion of the vertical frame member 11 that forms the window portion 1a (the portion that forms the window portion frame portion 10a) is the aforementioned main body 11a only.
In the vertical frame member 11, the part that forms the spandrel part 1 b (the part that forms the spandrel part frame part 10 b) is attached with the panel support 11 b on the main body 11 a and the panel attachment on the outdoor part of the vertical frame member 11. A recess 11c is provided.
The left and right vertical edges of the panel 8a of the spandrel window 8 are attached to the panel attachment recess 11c.

  Since it is like this, the main body 11a is made into the integral one continuous over the window part 1a and the spandrel part 1b, and it becomes the vertical frame material 11 for windows only with the main body 11a, and attaches the panel support body 11b to the main body 11a. Thus, the vertical frame member 11 for the spandrel portion can be obtained, and the vertical frame member 11 can be made simple and strong.

A mounting portion 40 is provided on the outdoor side of the main body 11a of the vertical frame member 11 described above.
The panel support 11b is attached to the attachment portion 40 as shown in FIG. 8, the attachment auxiliary member 21 is attached to the attachment portion 40 as shown in FIG. 7, and the louver 20 is connected to the attachment auxiliary member 21. It is.
For example, an outwardly facing piece 41 directed outward in the in-plane direction is provided at the outdoor side of the main body 11a, and an attaching piece 42 directed toward the indoor side in the out-of-plane direction is provided at the end of the outwardly facing piece 41. By providing the latch receiving piece 42a, the attachment piece 42 and the outward piece 41 form a hook-like attachment portion 40. The outdoor side surface of the outwardly facing piece 41 is the outdoor side surface 11d of the main body 11a.

The panel support 11b has a hook shape with an attachment piece 43 extending in the out-of-plane direction and a support piece 44 extending in the in-plane direction, and the engagement piece 43a of the attachment piece 43 is engaged with the engagement receiving piece 42a. By attaching, the support piece 44 is opposed to the outdoor side surface 11d of the main body 11a to form a panel attachment recess 11c.
The attachment assisting member 21 has a plate shape having an engaging piece 21a, and the attaching assisting member 21 is attached to the engaging receiving piece 42a so that the attaching assisting member 21 is attached to the outdoor side surface 11d of the main body 11a. Rather than project outside.
Then, a screw is screwed into the screw hole 20c of the louver 20 from the attachment auxiliary member 21, and the louver 20 is attached to the outdoor portion of the main body 11a.
The attachment auxiliary member 21 may be fixed to the attachment piece 43 of the attachment portion 40 with screws. In this case, the attachment assisting material 21 may not be provided with the locking piece 21a, and may be fixedly attached only with screws.
The louver 20 may have a longitudinal end face in contact with the inner surface of the main body 11a of the vertical frame member 11, and may be fixed by screws.
In this way, it is possible to eliminate the need for extra parts for attaching the louvers such as the attachment auxiliary material 21.

As shown in FIG. 5, the upper horizontal frame member 12 has a main body 12a and a panel support 12b attached to the outdoor side of the main body 12a, and has a panel mounting recess 12c. It is the same as the outdoor side surface 11d of the main body 11a of the vertical frame member 11 in the out-of-plane direction.
And the upper edge part of the panel 8a of the said window 8 for spandrel parts is attached to the above-mentioned panel attachment recessed part 12c.
As shown in FIG. 5, the lower horizontal frame member 13 has the same dimension (probable dimension) in the out-of-plane direction as the main body 12a of the upper horizontal frame member 12, and the outdoor side surface 13a thereof is the same as the outdoor side surface 12d of the main body 12a. Same in out-of-plane direction.

As shown in FIG. 6, the intermediate lateral frame member 14 has a shape having a panel mounting recess 14c with a main body 14a and a panel support 14b mounted on the outdoor side of the main body 14a. The lower edge of the panel 8a of the window 8 is attached.
The main body 14 a includes an upper cross member 50, a lower cross member 51, and a plurality of cross members 52.
The upper cross member 50 is attached from the indoor side to the outdoor side of the main body 11a of the left and right vertical frame members 11, the indoor side portion 50a is located above, and the outdoor side portion 50b is more than the indoor side portion 50a. Is also located below.
The lower cross member 51 has a smaller prospective dimension than the upper cross member 50, and is attached across the indoor side portions of the main body 11a of the left and right vertical frame members 11. Separated in direction and prospective direction.
The cross member 52 is provided between the outdoor side portion 50b of the upper cross member 50 and the lower cross member 51 with an interval in the indoor outside direction, and is attached between the main bodies 11a of the left and right vertical frame members 11. It is.

  As described above, the air flow portion 30 is formed by the lower surface of the upper cross member 50, the upper surface of the lower cross member 51, and the upper surface of the cross member 52, and the lower surface and the lower side of the indoor side portion 50a of the upper cross member 50. An outlet 32 is formed between the upper surface of the cross member 51 and an inlet 31 is formed between the cross members 52.

An intermediate portion in the indoor outside direction on the inner side surface of the main body 11a of the vertical frame member 11, an intermediate portion in the indoor outer direction on the lower surface of the upper horizontal frame member 12, an intermediate portion in the indoor outer direction on the upper surface of the lower horizontal frame member 13, and the middle An intermediate inward piece 60 is provided in each of the intermediate portions (the upper surface of the upper cross member 50 and the lower surface of the lower cross member 51) of the upper and lower surfaces of the horizontal frame member 14 in the indoor / outdoor direction.
Each of the intermediate inward pieces 60 is at the same position in the indoor / outdoor direction.
First on the inner side of the main body 11a of the vertical frame member 11, closer to the indoor side on the upper surface of the lower horizontal frame member 13, closer to the indoor side on the lower surface of the intermediate horizontal frame member 14 (lower surface of the lower horizontal member 51). -The 2nd latching receiving pieces 61 and 62 are provided, respectively.
The first lock receiving piece 61 is closer to the indoor side than the second lock receiving piece 62, and each of the first lock receiving pieces 61 and each of the second lock receiving pieces 62 is located at the same position in the indoor outside direction. It is.

A pressing edge 63 is attached to the main body 11 a of the vertical frame member 11 and the first and second locking receiving pieces 61 and 62 provided on the lower horizontal frame member 13.
The pushing edge 63 and the intermediate inward piece 60 support the vertical edge and the lower edge of the panel of the window for window 7 (panel 18 of the fitting portion 7a).
Support pieces 64 are respectively attached to the inner surface of the main body 11a of the vertical frame member 11, the lower surface of the main body 12a of the upper horizontal frame member 12, and the upper surface of the intermediate horizontal frame member 14, and the support piece 64 and the intermediate inward piece 60 are fireproof. The vertical edge part, the upper edge part, and the lower edge part of the panel 9 are each supported.
Since it is like this, while the main body 11a of the vertical frame material 11 can be made continuous over the window part 1a and the spandrel part 1b, the fireproof panel 9 can be attached to the part which forms the spandrel part 1b of the main body 11a. .

In the above-described embodiment, the curtain wall unit has a shape having the window portion 1a at the lower portion of the unit frame 10 and the spandrel portion 1b at the upper portion. It is good also as what has a window part.
In this case, it is preferable to have a waist part near the lower part of the living room, and to provide a lower spandrel part outside the waist part.
Each curtain wall unit may have a recessed window portion 1a, but any curtain wall unit may have a recessed window portion 1a, and the remaining curtain wall units may be outdoor of the window portion 1a and the spandrel portion 1b. The side surfaces may be the same.

  DESCRIPTION OF SYMBOLS 1 ... Curtain wall unit, 1a ... Window part, 1b ... Spandrel part, 2 ... Building frame, 3 ... Living room, 4 ... Boundary part, 5 ... Floor, 6 ... Ceiling, 7 ... Window part window, 8 ... For spandrel part Window, 9 ... Fireproof panel, 10 ... Unit frame, 10a ... Window portion frame portion, 10b ... Spandrel portion frame portion, 11 ... Vertical frame material, 11a ... Main body, 11b ... Panel support, 11c ... Panel mounting recess, DESCRIPTION OF SYMBOLS 12 ... Upper horizontal frame material, 13 ... Lower horizontal frame material, 14 ... Intermediate horizontal frame material, 20 ... Louver (sunlight blocking member), 20a ... Upper louver, 20b ... Lower louver, 30 ... Air circulation part.

Claims (6)

A curtain wall unit having a window part and a spandrel part,
The curtain wall unit has a window portion attached to the indoor side portion of the window portion frame portion of the unit frame to form a window portion, and a span drel portion portion window is attached to the outdoor portion of the span frame portion of the unit frame. and spandrel portion Te, the outdoor side of the window window and chamber nearer the chamber side of the window spandrel portion, have a recess in the outdoor side of the inner peripheral surface of the window portion for frame and window window And
A curtain wall unit comprising a fireproof panel attached to an indoor side portion of a spandrel frame for the unit frame.   The curtain wall unit of Claim 1 which attached the solar radiation shielding member to the outdoor side part of the frame part for windows in the said unit frame.   The curtain wall unit according to claim 2, wherein a louver is attached to one of the upper part and the lower part of the outdoor part of the window frame part in the unit frame, or both the upper part and the lower part to form a solar radiation shielding member. The unit frame has a left and right vertical frame member, an upper horizontal frame member, a lower horizontal frame member, and an intermediate horizontal frame member. Forming a part frame part, and forming a spandrel part frame part near the upper side of the left and right vertical frame members, an upper horizontal frame member and an intermediate horizontal frame member,
The intermediate horizontal frame member has an air circulation part, and the air circulation part opens from the lower surface of the intermediate horizontal frame member to the outside of the room and communicates with the air conditioner from the indoor side surface of the intermediate horizontal frame member. 3. The curtain wall unit according to any one of 3 above. The vertical frame member has a main body and a panel support attached to the outdoor side portion of the main body,
The part forming the window frame portion in the vertical frame member is the main body only,
The portion of the vertical frame member forming the spandrel portion frame portion has a panel support attached to the main body to have a panel attachment recess, and the vertical edge portion of the spandrel portion window panel is attached to the panel attachment recess. The curtain wall unit according to claim 4.   A curtain wall comprising a plurality of curtain wall units according to claim 1 attached to a building frame.

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