JP3841334B2 - Curtain wall ventilation structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a curtain wall ventilation structure.
[0002]
[Prior art]
In general, the curtain wall may employ a ventilation structure that allows ventilation of the indoor / outdoor space in order to ventilate or reduce the air conditioning burden in the intermediate period (spring / autumn). An example of the ventilation structure is shown in FIG. In this case, when the waist panel 101 is also held by the joint 103 holding the lower portion of the opening panel 102, the joint 103 forms a ventilation path 104 communicating with the interior and the exterior. On the other hand, in the case of adopting this type of ventilation structure, a sound absorbing material (not shown) is provided in the ventilation path 104 in view of the fact that outdoor noise enters from the ventilation path 104 and hinders the indoor environment. It is necessary to plan. In order to fully exhibit this soundproofing effect, it is necessary to widen the sound absorption area, and in accordance with this, it is necessary to increase the estimated size of the invisible eye 104.
[0003]
[Problems to be solved by the invention]
Therefore, as shown in FIG. 1, it is known to increase the silencing effect by increasing the length of the silencing flow passage 104 by forming the bent air passage 104 in the intangible 103. As long as the ventilation path 104 is formed, there is a limit to securing the length of the silencing path, and therefore a sufficient silencing effect cannot be obtained.
[0004]
Accordingly, a main object of the present invention is to provide a curtain wall ventilation structure that can form a ventilation passage having an excellent silencing (soundproofing) effect and that has a small expected dimension. Another object is to provide a structure in which the sound deadening material (soundproof material) can be easily replaced.
[0005]
[Means for Solving the Problems]
The present invention that has solved the above problems is as follows.
<Invention of Claim 1 >
A curtain wall in which a cross member is provided across adjacent vertical members, and an opening panel is supported by the upper cross member and the lower cross member of the floor,
A first cross member on the upper side and a second cross member on the lower side are disposed on the ceiling side of the lower floor, and an exterior material is provided between the lower cross member and the first cross member on the floor. The upper part of the opening panel on the lower floor is held by the second cross member,
A vent opening is formed between the first cross member and the second cross member on the lower floor.
A curtain wall characterized in that a ventilation opening opening in a room is formed in a lower frame connecting the waist wall and the lower cross member of the floor, and the ventilation opening and the ventilation opening are communicated by a ventilation passage. Ventilation structure.
[0006]
<Invention of Claim 2 >
The exterior material is a panel, a fireproof board material is provided on the indoor side, a ventilation passage is formed on the indoor side from the fireproof board material, and a plate-like sound absorbing material is provided along the height direction in the ventilation passage. The curtain wall ventilation structure according to claim 1.
[0007]
<Invention of Claim 3 >
The ventilation passage is provided with a plate-like sound absorbing material of a size that can be inserted and removed through the ventilation opening, and a locking receiving portion for the plate-like sound absorbing material is formed below the ventilation passage, so that the ventilation opening of the plate-like sound absorbing material is formed. 2. The curtain wall ventilation structure according to claim 1, wherein a lower portion of the plate-like sound absorbing material is locked to the locking receiving portion by insertion from the top, and an upper portion of the plate-like sound absorbing material is detachably fixed above the ventilation passage. .
[0008]
DETAILED DESCRIPTION OF THE INVENTION
The present invention is generally shown in FIG. 2, and more particularly, as shown in FIGS. 3-5, 8 and 9, a stand 7 fixed to an adjacent longitudinal member, for example, a frame. , 7 are provided as upper members 3 and lower members 4 as cross members, and the opening panel 1 is supported by the upper members 3 and the lower members 4 of the floor F. An exterior material, in the embodiment, a waist panel 2 is provided between the lower surface 4 and the upper surface 3 of the lower floor F0 to form a curtain wall.
[0009]
In the present invention, a vent 3A that opens to the outside of the room is formed in the upper floor 3 of the lower floor F0, and the waist wall 9 of the floor F (in this embodiment, the interior material 9A and the finishing material 9B And is connected to the floor 11A.) Is formed in the lower frame 30 that connects the lower seamless frame 4 to the lower frame 4, and the ventilation opening 30A is connected to the ventilation opening 30A by connecting the ventilation opening 3A and the ventilation opening 30A. It is a thing.
[0010]
<First Reference Form>
The first reference embodiment will be further described with reference to FIGS. That is, the lower part and the upper part of the opening panel 1 made of glass are fitted into the groove of the lower seamless 4 and the groove of the upper seamless 3 and sealed by the sealing material, and both sides are projected from the vertical 7. It is held and sealed between the blade piece 7A and the pressing edge 8.
[0011]
The exterior material, for example, the lumbar panel 2 is made of a metal panel, and the lower part thereof is installed in the groove of the upper mesh 3 of the lower floor F0, and the upper part is held between the lower mesh 4 and the pressing edge 4A. Yes.
[0012]
As described above, the vent 3 </ b> A that opens to the outside is formed in the upper joint 3 of the lower floor F <b> 0. In the present embodiment, as shown in FIGS. 3 and 8, by forming notches 3a and 3b on the outdoor side surface and the indoor side surface in the middle of the longitudinal direction of the upper mesh 3, respectively, a substantially linear ventilation A mouth 3A is formed. The shape of the vent 3A is not particularly limited, and for example, it can be a bent vent as shown in FIG.
[0013]
The lower frame 30 that connects the waist wall 9 and the lower mesh 4 of the floor F includes an outdoor lower frame 32 that constitutes an outdoor portion, an indoor lower frame 31 that constitutes an indoor portion, and a space between them. It is comprised with the main body 34 and the cover material 33 which straddle. The lid member 33 is simply covered with the indoor side lower end frame 31 without being fixed to the indoor side lower frame 31 with the screw 53 or fixed with the screw 53. Further, a locking portion 33A is formed at the outdoor end of the lid member 33, and is locked to a receiving locking portion 32A formed on the outdoor lower frame 32. As a result, as shown in an enlarged view in FIG. 9 (note that the sound absorbing material 40 is not shown in FIG. 9), the lid member 33 can be rotated around its outdoor end as a central axis. In the state where the indoor side end portion of the lid member 33 is lifted, the lower frame 30 has a configuration in which a ventilation port 30A is formed. The lid member 33 is rotated about the outdoor side end portion by lifting the indoor side end portion (after removing the screw 53 in the case of fixing the screw 53), and is pulled in the removing direction (see FIG. 9). The lock is released and can be removed.
[0014]
In addition, the upper frame 35 that connects the finishing material 10 connected to the ceiling 11 </ b> B of the lower floor F <b> 0 and the upper seamless 3 has the same configuration as the lower frame 30 and has the same configuration as the lid 33. 36 is provided and can be opened. Therefore, the ventilation passage 20 can be easily maintained by opening or removing the lid member 36.
[0015]
Incidentally, the in reference embodiment, the ventilation passage 20 that communicates the air vent 30A and vent 3A is from the indoor side of the vent 3A, lower fireproof material 5 disposed on the interior side of the seat panel 2 Is extended to the indoor side, and is further extended from there to the lower side of the lower frame 30 in parallel with the fireproof board material 5. Of the portion extending upward in the ventilation passage 20, a part of the indoor side surface is formed by the sound absorbing material 40. The sound absorbing material 40 is composed of a perforated iron plate 41 and a fibrous material 42 such as glass wool or rock wool, and the fibrous material 42 absorbs noise from outside, so that a sound absorbing (soundproof) effect can be obtained. it can.
[0016]
<Second Reference Form>
6 and 7 show a second reference form. In this form, the sound absorbing material 40 in the first reference form is changed to a sound absorbing material 45 of another form.
[0017]
The sound absorbing material 45 is a plate-like material having sound absorbing performance such as a porous sound absorbing material based on aluminum, a polymer film having a dipole, a sound absorbing rubber material, etc. on a frame material 45a that is framed around the periphery, for example, four surroundings. The member is fixed with a screw 54, and the entire body is substantially rigid. The sound absorbing material 45 can be replaced from the ventilation port 30A. Specifically, a receiving locking portion 20a extending in the lateral direction and opening on the upper side is formed below the ventilation passage 20, and the lower frame material 45a is inserted into the locking portion 20a and locked. The lower end portion of the sound absorbing material 45 is configured to be locked and fixed to the ventilation passage 20. Further, the upper end portion of the sound absorbing material 45 is screw-fixed while the upper frame material 45a is being pressed by the cover fixing bracket 20b.
[0018]
<First Embodiment>
FIG. 10 shows the first embodiment. In the first and second reference forms, the vent 3A is formed by forming the notches 3a and 3b in the upper seamless 3 of the lower floor.
[0019]
On the other hand, in the first embodiment, on the ceiling side of the lower floor F0, the first lateral member 3d on the upper side and the second lateral member 3e on the lower side are arranged, and the lower side of the floor F An exterior material, in the embodiment, a waist panel 2 is provided between the material 4 and the first cross member 3d, and the upper part of the opening panel 1 of the lower floor F0 is held by the second cross member 3e. .
[0020]
Then, on the ceiling side of the lower floor F0, a vent 3A that opens to the outside is formed between the first cross member 3d and the second cross member 3e. The vent 3 </ b> A and the vent 30 </ b> A are connected by the ventilation passage 20.
[0021]
Here, as long as the upper part of the opening panel 1 of the lower floor F0 is held by the second cross member 3e, the holding form is not limited to the lower part of the opening panel 1 of the lower floor F0. Further, the holding form of the upper part of the opening panel 1 in the upper floor F is not limited to the same holding form as the upper part of the opening panel 1 of the lower floor F0. Of course, a structure in which the holding structure for the opening panel 1 and the exterior material or the waist panel 2 shown in FIG.
[0022]
【The invention's effect】
As described above, according to the curtain wall ventilation structure of the present invention, the sound deadening (soundproofing) effect is excellent, and the expected size is small. In addition, the sound deadening material (soundproofing material) can be easily replaced.
[Brief description of the drawings]
FIG. 1 is an explanatory view of a conventional ventilation structure.
FIG. 2 is an explanatory diagram of a ventilation structure of the present invention.
FIG. 3 is a longitudinal sectional view of a ventilation structure according to a first reference embodiment.
4 is a view taken in the direction of arrows AA in FIG. 3;
FIG. 5 is a view taken in the direction of arrows BB in FIG. 3;
FIG. 6 is a longitudinal sectional view of a ventilation structure according to a second reference embodiment.
7 is a view taken along the line CC of FIG.
8 is a perspective view of a vent portion in FIG. 3. FIG.
FIG. 9 is an explanatory diagram of a rotating state of the lid member.
FIG. 10 is a longitudinal sectional view of the ventilation structure according to the first embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Opening panel, 2 ... Lumbar panel, 3 ... Topless, 3A ... Vent, 3a, 3b ... Notch part, 3d ... First crosspiece, 3e ... Second crosspiece, 4 ... Bottomless Eyes, 5 ... Refractory material, 6 ... Mesh member, 7 ... Standing, 11A ... Floor, 11B ... Ceiling, 20 ... Ventilation passage, 20A ... Receiving locking part, 30, 35 ... Frame, 30A ... Ventilation port, 31 ... Indoor frame, 32 ... outdoor frame, 32A ... receiving latching part, 33, 36 ... lid member, 33A ... latching part, 40 ... sound absorbing material, 41 ... perforated iron plate, 42 ... fibrous material, 45 ... sound absorbing Material: 45a ... Locking part, 50-54 ... Screw, 101 ... Lumbar panel, 102 ... Opening panel, 103 ... Seamless, 104 ... Vent, F ... The floor, F0 ... Lower floor, W ... Air flow .

Claims (3)

A curtain wall in which a cross member is provided across adjacent vertical members, and an opening panel is supported by the upper cross member and the lower cross member of the floor,
A first cross member on the upper side and a second cross member on the lower side are disposed on the ceiling side of the lower floor, and an exterior material is provided between the lower cross member and the first cross member on the floor. The upper part of the opening panel on the lower floor is held by the second cross member,
A vent opening is formed between the first cross member and the second cross member on the lower floor.
A curtain wall characterized in that a ventilation opening opening in a room is formed in a lower frame connecting the waist wall and the lower cross member of the floor, and the ventilation opening and the ventilation opening are communicated by a ventilation passage. Ventilation structure. The exterior material is a panel, a fireproof board material is provided on the indoor side, a ventilation passage is formed on the indoor side from the fireproof board material, and a plate-like sound absorbing material is provided along the height direction in the ventilation passage. The curtain wall ventilation structure according to claim 1. The ventilation passage is provided with a plate-like sound absorbing material of a size that can be inserted and removed through the ventilation opening, and a locking receiving portion for the plate-like sound absorbing material is formed below the ventilation passage, so that the ventilation opening of the plate-like sound absorbing material is formed. 2. The curtain wall ventilation structure according to claim 1, wherein a lower portion of the plate-like sound absorbing material is locked to the locking receiving portion by insertion from the top, and an upper portion of the plate-like sound absorbing material is detachably fixed above the ventilation passage. .

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