JP6086186B2 - curtain wall - Google Patents

Description

  The present invention relates to a curtain wall constituting an outer wall of a building.

  Some curtain walls constituting the outer wall of a building have a double skin structure in which an inner skin is provided inside an outer skin. The outer skin constitutes an outer wall of the building, and the inner skin forms an air layer between the outer skin and the outer skin. The curtain wall with a double skin structure has an air layer formed between the outer skin and inner skin that functions as a heat insulation layer.In cold weather such as in winter, it increases the heating efficiency of the office room provided inside the inner skin. In hot weather such as in summer, the temperature rise of the air layer is mitigated by ventilating the air between the outer skin and the inner skin (for example, see Patent Document 1 or 2).

  Furthermore, there is a type of double-skin structured curtain wall that can be used for both natural ventilation. The natural ventilation combined curtain wall has a ventilation mechanism (louver or air intake) on the outer skin and inner skin, but the area where the ventilation mechanism is provided is vulnerable to the structural strength of the outer skin and inner skin. It becomes a site. As a result, the ventilation mechanism of the outer skin is usually provided in the curtain wall in the vicinity of each floor slab, and the ventilation mechanism of the inner skin is usually provided in the innocence near the ceiling and near the floor. there were.

JP 2006-193907 A JP 2011-111833 A

  However, the curtain wall described above cannot obtain ventilation at a height at which a person can feel the wind in the office room inside the inner skin.

  The present invention has been made in view of the above, and an object of the present invention is to provide a curtain wall capable of obtaining ventilation at a height at which a person can feel the wind in a working room inside the inner skin.

In order to solve the above-described problems and achieve the object, the present invention provides an outer skin constituting an outer wall of a building, and an inner skin provided inside the outer skin and forming a cavity between the outer skin The inner skin is installed so as to be openable and closable , and the outer skin is formed by connecting a plurality of outer layer panels in the vertical direction, and the plurality of outer layer panels have a predetermined shape. Connected at the horizontal division position, the window surface is divided up and down at this horizontal division position, and the outer layer panel is a glass body fitted into a frame composed of vertical and invisible, Kisui flat split position, the person office room to be inside the inner skin is set to a position that is breeze, adjacent upper and lower positions across the horizontal split position Between the power sale under the transom of the outer panel of the transom and the upper top of the outer panel of the lower one of said outer panel, ventilation mechanism through which air inside the cavity from the outside of the outer skin Ri Contact provided, said ventilation mechanism, by the lower transom and the upper transom protruding from the outer surface of the glass of the outer screen, characterized in that it has a stroke to the cavity side .

  Moreover, the present invention is characterized in that, in the above-mentioned invention, the ventilation mechanism has a constant air volume type ventilation device at a contact point with the cavity.

  In the invention described above, the present invention is characterized in that a blind that blocks light is installed inside the cavity.

  Moreover, the present invention is characterized in that, in the above-mentioned invention, the inner skin is constituted by a sash in which sound insulating glass is incorporated in a sliding door type sound insulating sash.

  The curtain wall according to the present invention is configured so that the inner skin can be opened and closed, and the horizontal division position connecting the outer layer panels constituting the outer skin is set to a position where people can feel the wind in the office room inside the inner skin. Since the ventilation mechanism that allows the air to flow from the outside of the outer skin to the inside of the cavity is provided at this position, if the inner skin is opened, the ventilation is at a height where people can feel the wind inside the office room inside the inner skin. can get.

FIG. 1 is an external perspective view of a curtain wall according to an embodiment of the present invention. FIG. 2 is a sectional side view of the curtain wall shown in FIG. 3 is a cross-sectional plan view of the curtain wall shown in FIG.

  Hereinafter, embodiments of a curtain wall according to the present invention will be described in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

  FIG. 1 is an external perspective view of a curtain wall according to an embodiment of the present invention. 2 is a side sectional view of the curtain wall shown in FIG. 1, and FIG. 3 is a plan sectional view of the curtain wall shown in FIG.

  As shown in FIG. 1, the curtain wall 1 constitutes the outer wall of the building, and the curtain wall 1 according to the embodiment of the present invention constitutes the outer wall of the building as shown in FIGS. 2 and 3. An outer skin 2 and an inner skin 4 that forms a cavity 3 between the outer skin 2 and the inner skin 4 serve as a work room 5.

  The outer skin 2 is formed by sticking a plurality of outer layer panels 21 to a casing and connecting them in the vertical direction. The plurality of outer layer panels 21 are connected at an arbitrarily set horizontal division position P. In the embodiment of the present invention, the outer panel 21 has a height of one layer, and the horizontal division position P is set to a position where a person can feel the wind in the office room inside the inner skin 4. It is. For example, the height is set to about 700 mm from the floor surface FL of the office room 5, and the window surface is divided vertically at this position. As a result, one window surface is closed by the lower outer panel 21 and the upper outer panel 21.

  The outer layer panel 21 is formed by fitting a water stop back panel 213 and a pair of solar radiation reduction type double-layered glasses 214 and 215 into a frame constituted by a vertical 211 and an invisible eye 212. It is provided from the ceiling of the lower floor to the floor of the upper floor. Thereby, the multi-layer glass 214 fitted in the upper area of the lower outer panel 21 and the multi-layer glass 215 fitted in the lower area of the upper outer panel 21 block one window surface. A curtain plate 216 is fitted in front of the water stop back panel 213. The curtain plate 216 is slightly larger than the water stop back panel 213, overlaps the water stop back panel 213, and is fitted into the joint between the water stop back panel 213 and the multi-layer glass 214 fitted in the upper region and the lower region. Conceal the joints with the double-glazed glass 215 and arrange the exterior of the building.

  A ventilation mechanism 22 is provided between the upper joint 212 a of the lower outer panel 21 and the lower joint 212 b of the upper outer panel 21. The ventilation mechanism 22 passes air from the outside of the outer skin (outer layer panel 21) 2 to the inside of the cavity 3, and has a stroke (depth) sufficient to suppress the intrusion of rainwater. The ventilation mechanism 22 passes the air from the outside of the outer skin 2 to the inside of the cavity 3 through the constant air volume type ventilation device 221. The ventilation mechanism 22 has a constant air volume type ventilation device 221 at a contact point with the cavity 3. As shown in FIG. 2, the constant air volume type ventilation device 221 can be selected between manual type and electric type control, and can be incorporated in the ventilation mechanism 22.

  The inner skin 4 is provided inside the outer skin 2 and forms the cavity 3 between the inner skin 4 and the outer skin 2 as described above. The inner skin 4 according to the embodiment of the present invention can be opened and closed. When the inner skin 4 is opened, the cavity 3 and the office room 5 communicate with each other. In the meantime, when it is closed, the space between the cavity 3 and the office room 5 is blocked to prevent air from entering.

  The inner skin 4 of the curtain wall 1 according to the embodiment of the present invention is designed so that external noise from the ventilation mechanism 22 and noise in an adjacent room do not enter, and sound insulating glass is incorporated in the sliding door type sound insulating sash. It consists of sashes. Specifically, it is a top-hanging same-surface drawn aluminum sash, the frame has a sound insulation performance made of aluminum, and the glass is a soundproof laminated glass supported on four sides.

  The cavity 3 is a space provided between the outer skin 2 and the inner skin 4, and closes the ventilation mechanism 22 of the outer skin 2 and improves the temperature environment in the office room when the inner skin 4 is closed. Function as an air layer for.

  A blind 31 is installed inside the cavity 3. The blind 31 is for blocking light, and the blind 31 of the curtain wall 1 according to the present embodiment employs an electric aluminum blind.

  The curtain wall 1 according to the embodiment of the present invention described above closes the ventilation mechanism 22 and closes the inner skin 4 when it is cold, such as in winter, and forms an air layer between the outer skin 2 and the inner skin 4. Form. Thereby, an air layer functions as a heat insulation layer and improves the heating efficiency in a office room. As a result, the curtain wall 1 according to the embodiment of the present invention functions as a thermal environment improving double skin in winter.

  On the other hand, when it is hot, such as in summer, the ventilation mechanism 22 is opened, the inner skin 4 is closed, and the air in the cavity 3 is replaced. Thereby, the temperature rise of the air layer formed between the outer skin 2 and the inner skin 4 is alleviated. As a result, the curtain wall 1 according to the embodiment of the present invention functions as a double skin for improving the temperature environment in summer.

  On the other hand, when natural ventilation is performed in order to save power in the intermediate period such as spring or autumn, the ventilation mechanism 22 is opened, the inner skin 4 is opened, and the inner skin 4 is exposed from the outside of the outer skin 2. Let the wind pass through the office room. Thereby, a person can feel the wind in the office room, and the position through which the wind passes is suitable in the office environment.

  The curtain wall 1 according to the embodiment of the present invention described above makes the inner skin 4 openable and closable, and the horizontal division position connecting the outer layer panels 21 constituting the outer skin 2 is in the office room inside the inner skin 4. Since a ventilation mechanism 22 is provided at a position where the wind can be felt, and the ventilation mechanism 22 for passing the wind from the outside of the outer skin 2 to the inside of the cavity 3 is provided at this position. Ventilation can be obtained at a height where people can feel the wind in the office room inside the skin 4. Thereby, the position through which the wind passes becomes suitable in the office environment.

  In addition, since the inner skin 4 of the curtain wall 1 according to the embodiment of the present invention is configured by a sash in which sound insulating glass is incorporated in a sliding door type sound insulating sash, the outer skin 2 is placed inside the inner skin 4 from the outside. Sound can be prevented from leaking, which is suitable for the work environment.

DESCRIPTION OF SYMBOLS 1 Curtain wall 2 Outer skin 21 Outer layer panel 211 Standing 212 Seamlessness 212a Topless 212b Bottomlessness 213 Water stop back panel 214,215 Multi-layer glass 216 Curtain plate 22 Ventilation mechanism 221 Ventilation device 3 Cavity 31 Blind 4 Inner skin 5 Office P P Horizontally split position FL Floor of office

Claims (4)

In a curtain wall comprising an outer skin constituting an outer wall of a building and an inner skin provided inside the outer skin and forming a cavity between the outer skin,
The inner skin is installed so that it can be opened and closed .
The outer skin is formed by connecting a plurality of outer layer panels in the vertical direction, and the plurality of outer layer panels are connected at a predetermined horizontal division position, and the window surface is divided vertically at the horizontal division position. And
The outer layer panel is formed by inserting glass into a frame constituted by vertical and invisible.
Before Kisui flat division position is, people in the office room of the inside of the inner skin is set to the position that feel the wind,
Between the lower transom of the outer panel of the transom and the upper top of the outer panel of the lower one of said outer panel adjacent upper and lower positions across the horizontal split position, the external of the outer skin ventilation mechanism through the wind in the interior of the cavity Ri you is provided,
The curtain wall according to claim 1, wherein the ventilation mechanism has a stroke on the cavity side by the upper and lower surfaces protruding from the outer surface of the glass of the outer panel . The curtain wall according to claim 1, wherein the ventilation mechanism has a constant air volume type ventilation device at a contact point with the cavity. Curtain wall according to claim 1 or 2, characterized in that installed blind to block light inside the cavity. The curtain wall according to any one of claims 1 to 3 , wherein the inner skin is composed of a sash in which sound insulating glass is incorporated into a sliding door type sound insulating sash.

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