JP6505008B2 - Curtain wall unit - Google Patents

Description

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

Conventionally, a curtain wall is known in which an opening and a spandrel (a waist) are formed by left and right vertical frames and blindness, and the opening is partitioned indoors and outdoor by a glass panel (see Patent Document 1). .
Fireproof panels attached to the left and right vertical frames by fixed frame members are disposed in the spandrel portion of the curtain wall, and glass panels are disposed outside the fireproof panels.
The fixed frame member is formed in a substantially U-shaped cross section by an attaching portion to the vertical frame, an indoor side arm continuous with the indoor side of the attaching portion, and an outdoor side arm continuous with the outdoor side of the attaching portion.

JP, 2006-118225, A

By the way, in the curtain wall of patent document 1, a fireproof panel can be visually recognized from an outdoor side through a glass panel, and is not desirable on a design. Then, an embossed panel may be arrange | positioned as a decorative panel along the chamber | room outer surface of a fireproof panel, and a fireproof panel may be concealed from the outdoor side.
When the embossed panel and the fireproof panel are attached to the left and right vertical frames by the fixed frame members, the outdoor side arm of the fixed frame members receiving the outer surface of the embossed panel is visually recognized from the outdoor side.

  Here, a clearance is formed between the mounting portion of the fixed frame material and the edge of the fireproof panel in the left-right direction, and when the left and right vertical frames swing due to an earthquake or the like, the vertical frame presses the fireproof panel There is no configuration. In order to form this clearance, a predetermined margin or more is required between the indoor side arm and the outdoor side arm of the fixed frame material and the fireproof panel so that the fire resistant panel does not fall off from the fixed frame material. For this reason, the design width of the locating dimension of the outdoor side arm of the fixed frame material is subject to the limitation of the above-mentioned hooking margin.

  An object of the present invention is to provide a curtain wall unit capable of reducing the design width limitation of the exterior dimension of a receiving material for receiving a spandrel panel such as a fireproof panel.

  The curtain wall unit of the present invention comprises a frame, a spandrel panel disposed in the frame body, a decorative panel disposed on the outer side of the spandrel panel, the spandrel panel, and at least upper and lower or left and right sides of the decorative panel. A receiving member for receiving an edge, the receiving member including a mounting piece portion attached to the frame, a finding piece portion projecting from the mounting piece portion in a finding direction of the receiving member, and the finding piece portion The receiving piece integrally formed with the indoor side, the finding piece receiving the outdoor surface of the decorative panel, and the receiving member receiving the indoor surface of the decorative panel and the outdoor surface of the spandrel panel It is characterized by

  According to the curtain wall unit of the present invention, the receiving surface of the receiving member for receiving the outer surface of the spandrel panel also receives the inner surface of the decorative panel, and the outer surface of the decorative panel receives the outer surface of the receiving member. For this reason, the receiving structure of the spandrel panel and the receiving structure of the decorative panel can be cut off, and the limitation of the design width of the finding dimension of the finding portion of the receiving member can be alleviated while maintaining the coverage of the receiving portion relative to the spandrel panel.

In the curtain wall unit according to the present invention, preferably, a finding dimension of the finding piece is smaller than a finding dimension of the receiving piece.
According to such a configuration, the finding dimension of the finding piece can be reduced without being restricted by the relationship with the finding dimension of the receiving piece of the receiving member. Thereby, the finding piece can be made less noticeable from the outdoor side.

In the curtain wall unit according to the present invention, the sum of the hooking margins of the receiving piece with respect to at least upper and lower or left and right edges of the spandrel panel is determined by at least upper and lower or left and right edges of the spandrel panel and the frame Preferably it is greater than the sum of the clearances.
According to such a configuration, by forming the above-described clearance, it is possible to suppress pressing of the spandrel panel when the frame is swung in the in-plane direction of the panel due to an earthquake or the like. In addition, since the total of the hooking allowances of the receiving piece portion with respect to the spandrel panel is larger than the total of the above-mentioned clearances, it is possible to eliminate the possibility of the spandrel panel falling off the frame due to the swinging of the spandrel panel with respect to the frame.

In the curtain wall unit of the present invention, the frame includes left and right vertical frames and an upper horizontal frame, the receiving material is attached to the left and right vertical frames, and the decorative panel is mounted on the upper horizontal frame. A pressure member is attached to the upper lateral frame of the upper edge of the decorative panel that abuts against the outer surface of the chamber, and a pressing member for pressing the indoor surface of the upper edge of the decorative panel is attached to the upper lateral frame. Preferably, a relief space of the upper edge of the decorative panel is formed.
According to such a configuration, a relief space is formed between the upper horizontal frame and the pressing member, so that the frame is pressed against the decorative panel even if the frame swings in the in-plane direction of the panel due to an earthquake or the like. Can be suppressed.

In the curtain wall unit according to the present invention, the mounting piece has a continuous part that continues the finding piece and the receiving piece, and a protruding part that protrudes from the receiving piece to the indoor side, and the protruding part Preferably, the projection dimension of the is smaller than the expected dimension of the spandrel panel.
According to such a configuration, it is possible to fit the projecting portion of the mounting piece portion between the outer surface and the inner surface of the spandrel panel in the prospective direction of the spandrel panel.

  According to the present invention, it is possible to provide a curtain wall unit capable of reducing the outside appearance size of a receiving material that receives the edge of a spandrel panel such as a fireproof panel.

BRIEF DESCRIPTION OF THE DRAWINGS The external appearance figure which shows the curtain wall unit which concerns on embodiment of this invention. The longitudinal cross-sectional view which shows the curtain wall unit which concerns on the said embodiment. The cross-sectional view which shows the spandrel part of the curtain wall unit concerning the said embodiment. The longitudinal cross-sectional view which shows the upper side of the spandrel part of the curtain wall unit which concerns on the said embodiment. The longitudinal cross-sectional view which shows the curtain wall unit which concerns on the said embodiment under the spandrel part.

[Configuration of this embodiment]
Hereinafter, embodiments of the present invention will be described based on the drawings.
1 and 2 show a curtain wall 1 according to the present embodiment which constitutes a building 2. The building 2 includes a beam 3 and a floor slab 4 supported by the beam 3. A suspended ceiling 5 is installed below the floor slab 4.
The curtain wall 1 is configured by arranging a plurality of curtain wall units 10 suspended and connected to the floor slab 4 in parallel vertically and horizontally.

  The curtain wall unit 10 includes the frame 11, the panels 21 and 22 disposed at the opening in the frame 11, the fireproof panel 31 (spandrel panel) disposed at the spandrel portion 23 in the frame 11, and the decorative panel And a emboss panel 32. In the present embodiment, the panel 21 is constituted by a single-layer glass panel, and the panel 22 is constituted by a multilayer glass panel. Moreover, the fireproof panel 31 is formed of a calcium silicate board, and the embossed panel 32 is formed of an aluminum bent shape.

The frame 11 is configured by framing an upper frame 12 (upper horizontal frame), a lower frame 13, a blind 14 and left and right vertical frames 15 formed of an extruded aluminum material.
The upper frame 12, the lower frame 13, the blind 14 and the left and right vertical frames 15 form an upper opening, and the panel 21 is disposed in the opening. The fireproof panel 31 and the emboss panel 32 are disposed in the spandrel portion 23 located on the indoor side of the upper opening.
The lower frame 13, the blind 14 and the left and right vertical frames 15 form a lower opening, and the panel 22 is disposed in the opening.

  As shown in FIG. 3, the left and right edges of the fireproof panel 31 are attached to the left and right vertical frames 15 by means of a receiving member 40 and a pressing member 51. The upper edge portion of the fireproof panel 31 is pressed from the indoor side by a pressing member 52, as shown in FIG. The lower edge portion of the fireproof panel 31 is pressed from the indoor side by a pressing member 53, as shown in FIG.

  The left and right edges of the emboss panel 32 are respectively attached to the left and right vertical frames 15 by the receiving members 40. The upper edge portion of the embossed panel 32 is pressed from the indoor side by a pressing member 54. The lower edge portion of the embossed panel 32 is pressed from the indoor side by a pressing member 55.

  The receiving material 40 is disposed along the vertical frame 15. As shown in FIG. 3, the receiving member 40 is continuous with the attachment piece 41 attached to the vertical frame 15, the finding piece 42 connected to the attachment piece 41, and the attachment piece 41 rather than the finding piece 42. And a receiving piece portion 43.

  The mounting piece portion 41 has a continuous portion 411 in which the finding piece portion 42 and the receiving piece portion 43 are continuous, and a projecting portion 412 which is continuous to the indoor side of the continuous portion 411 and protrudes from the receiving piece portion 43 to the indoor side. doing. The projecting dimension of the projecting portion 412 to the indoor side is smaller than the expected dimension of the fireproof panel 31. The mounting piece portion 41 is screwed to the projection piece portion 151 of the vertical frame 15 at the projecting portion 412.

  The finding piece portion 42 is continuous with the outdoor end of the continuous portion 411. The receiving piece portion 43 is disposed along the finding piece portion 42 at a distance from the outer side of the finding piece portion 42. The finding dimension of the finding piece portion 42 is smaller than the finding dimension of the receiving piece portion 43 and is about 1/3 to 1/4.

  As shown in FIGS. 3 to 5, the pressing members 51 to 54 are each formed in a plate shape, and the pressing member 55 is formed in an L-shaped cross section. The pressing member 51 is disposed along the left and right vertical frames 15 and screwed to the indoor looking piece portion 152 of the vertical frame 15. The pressing member 52 is disposed along the upper frame 12 and is screwed to the indoor projecting piece 121 of the upper frame 12. The pressing member 53 is disposed along the blind 14 and is screwed to the indoor projecting piece 141 of the blind 14. The pressing member 54 is disposed along the upper frame 12 and screwed to the indoor looking piece portion 122 of the upper frame 12. The pressing member 55 having an L-shaped cross section is disposed along the blind 14 and screwed to the indoor projecting piece 141 of the blind 14.

  The chamber outer surfaces at the left and right edges of the fireproof panel 31 are received by the receiving piece portions 43 of the left and right receiving members 40, and the indoor surfaces at the left and right edges of the fireproof panel 31 are received by the left and right pressing members 51. ing. The chamber outer surface at the upper edge portion of the fireproof panel 31 is received by the pressing member 54, and the indoor surface at the upper edge portion of the fireproof panel 31 is received by the pressing member 52. The chamber outer surface at the lower edge of the fireproof panel 31 is received by the rising piece of the pressing member 55, and the indoor surface at the lower edge of the fireproof panel 31 is received by the pressing member 55.

Clearances A1 and A2 in the left-right direction are respectively formed between the left and right edges of the fireproof panel 31 and the projected piece 151 of the vertical frame 15. A clearance in the vertical direction is also formed between the upper edge portion of the fireproof panel 31 and the indoor projecting piece portion 121 of the upper frame 12. The lower edge of the fireproof panel 31 is placed on a setting block on the indoor projecting piece 141 of the blind 14.
The total of the hooking amount B1 of the receiving piece 43 with respect to the left edge of the fireproof panel 31 and the hooking amount B2 of the receiving piece 43 with respect to the right edge of the fireproof panel 31 is between the left edge of the fireproof panel 31 and the vertical frame 15 Is set to be larger than the sum of the clearance A1 and the clearance A2 between the right edge of the fireproof panel 31 and the vertical frame 15.

  The left and right edges of the embossed panel 32 are respectively disposed in the groove formed by the continuous portion 411, the finding piece 42 and the receiving piece 43. The chamber outer surfaces at the left and right edges of the embossed panel 32 are respectively received by the finding pieces 42, and the indoor surfaces at the left and right edges of the embossed panel 32 are respectively received by the receiving piece 43.

The chamber outer surface at the upper edge portion of the embossed panel 32 is received by the indoor looking piece portion 122 of the upper frame 12, and the indoor surface at the upper edge portion of the embossed panel 32 is received by the pressing member 54. A relief space 6 of the embossed panel 32 is formed between the indoor looking piece portion 122 and the pressing member 54 of the upper frame 12 and in a portion above the embossed panel 32.
The chamber outer surface at the lower edge portion of the embossed panel 32 is received by the blind-looking room locating piece portion 142, and the indoor surface at the lower edge portion of the embossed panel 32 is received by the pressing member 55.

[Panel mounting procedure]
Hereinafter, the attachment procedure of the fireproof panel 31 and the embossing panel 32 in the spandrel part 23 of the curtain wall unit 10 which concerns on this embodiment is demonstrated.
First, the left and right edges of the emboss panel 32 are inserted between the finding piece 42 and the receiving piece 43 of the receiving member 40, and the left and right receiving members 40 are screwed respectively to the potential piece 151 of the left and right vertical frame 15. Do. Subsequently, the pressing member 54 is screwed to the upper frame 12 to hold the upper edge of the embossed panel 32, and the pressing member 55 is screwed to the blind eye 14 to press the lower edge of the embossed panel 32. Thus, the embossed panel 32 is set.
Next, the upper, lower, left, and right edges of the fireproof panel 31 are brought into contact with the receiving piece 43 and the pressing members 54, 55 of the left and right receiving members 40, and subsequently, the pressing members 51 to 53 are the upper frame 12, the blind 14 and The fireproof panel 31 is pressed from the indoor side by screwing to the left and right vertical frames 15. Thus, the fireproof panel 31 is set.
As described above, the fireproof panel 31 and the embossed panel 32 are attached to the spandrel portion 23.

[Effect of this embodiment]
(1) In the present embodiment, the curtain wall unit 10 includes the frame 11, the fireproof panel 31 disposed in the frame 11, the embossed panel 32 disposed outside the fireproof panel 31, and the fireproof panel 31. And a receiving member 40 for receiving the left and right edges of the embossed panel 32. The receiving member 40 includes a mounting piece 41 attached to the frame 11 and a finding which protrudes from the mounting piece 41 in the direction of finding the receiving material 40. A single piece 42 and a receiving piece 43 located on the indoor side of the finding piece 42 are integrally formed, the finding piece 42 receives the outer surface of the embossed panel 32, and the receiving piece 43 is the embossed panel 32. The interior surface and the exterior surface of the fireproof panel 31 are received.
With the above configuration, the receiving strip portion 43 of the receiving member 40 receiving the chamber outer surface of the fireproof panel 31 also receives the indoor surface of the embossed panel 32, and the outer surface of the embossing panel 32 by the finding piece portion 42 of the receiving member 40 It is received. For this reason, the receiving structure of the fireproof panel 31 and the receiving structure of the embossed panel 32 can be cut off, and the appearance dimensions of the finding piece 42 of the receiving material 40 can be maintained while maintaining the overhang B1 and B2 of the receiving piece 43 with respect to the fireproof panel 31. Reduce the limitations of the design width of
Furthermore, in the present embodiment, the following effects can be exhibited.
(2) The finding dimension of the finding piece portion 42 of the receiving member 40 is set smaller than the finding dimension of the receiving piece portion 43.
For this reason, without being restricted by the relationship with the finding dimension of the receiving piece portion 43 of the receiving member 40, the finding dimension of the finding piece portion 42 can be reduced. Thereby, the finding piece portion 42 can be made less noticeable from the outdoor side.
(3) The total of the hooking allowances B1 and B2 of the receiving piece portion 43 with respect to the left and right edges of the fireproof panel 31 is more than the total of the clearances A1 and A2 between the left and right edges of the fireproof panel 31 and the vertical frame 15 It is set large.
For this reason, forming the above-mentioned clearances A1 and A2 can suppress pressing of the fireproof panel 31 when the vertical frame 15 swings in the in-plane direction of the panel due to an earthquake or the like. Further, since the total of the hooking allowances B1 and B2 of the receiving piece part 43 with respect to the fireproof panel 31 is larger than the total of the clearances A1 and A2 described above, the fireproof panel 31 is spandrel part by the swinging of the fireproof panel 31 with respect to the vertical frame 15 It is possible to eliminate the risk of falling off from 23.
(4) The frame 11 includes the left and right vertical frames 15 and the upper frame 12, and the receiving members 40 are attached to the left and right vertical frames 15, and the upper frame 12 at the upper edge of the embossed panel 32. A presser 54 is attached to the upper frame 12 against which the chamber outer surface abuts, and the upper frame 12 is pressed against the inner surface of the embossed panel 32, and between the upper frame 12 and the presser 54, the upper edge of the embossed panel 32. A relief space 6 is formed.
Therefore, the relief space 6 is formed between the upper frame 12 and the pressing member 54, so that the frame 11 is pressed against the embossed panel 32 even if the frame 11 swings in the in-plane direction of the panel due to an earthquake or the like. Can be suppressed.
(5) The mounting piece portion 41 has a continuous portion 411 connecting the finding piece portion 42 and the receiving piece portion 43, and a projecting portion 412 projecting from the receiving piece portion 43 to the indoor side, and the projecting dimension of the projecting portion 412 Is set smaller than the expected dimension of the fireproof panel 31.
Therefore, the projecting portion 412 of the mounting piece 41 can be accommodated between the outer surface and the inner surface of the fireproof panel 31 in the direction in which the fireproof panel 31 is expected.
(6) The fireproof panel 31 and the embossed panel 32 are disposed in the spandrel portion 23 in the frame 11, and the receiving material 40 is attached to the frame 11 in the spandrel portion 23.
For this reason, it is possible to reduce the finding dimension of the finding piece portion 42 of the receiving member 40 receiving the embossed panel 32 in the spandrel portion 23, and to make the finding piece portion 42 inconspicuous from the outdoor side.

[Modification]
The present invention is not limited to the configurations described in the above embodiments, and modifications within the scope in which the object of the present invention can be achieved are included in the present invention.
For example, in the embodiment described above, the receiving members 40 are attached to the left and right vertical frames 15, but in addition to or in place of this, the receiving members 40 may be attached to the upper frame 12 or the blind 14. In this case, the upper edge and the lower edge of the emboss panel 32 are engaged with the receiving member 40 attached to the upper frame 12 or the blind 14. Further, in this case, the sum of the coverage of the support 40 attached to the upper frame 12 to the fireproof panel 31 and the coverage of the support 40 attached to the lower frame 13 to the fireproof panel 31 is the sum of the coverage of the fireproof panel 31. It is set larger than the sum of the clearance between the upper edge and the upper frame 12 and the clearance between the lower edge of the fireproof panel 31 and the blindness 14.

  In the said embodiment, although the finding dimension of the finding piece part 42 of the receiving material 40 is made smaller than the finding dimension of the receiving piece part 43, it is not restricted to this and can also be enlarged.

  In the embodiment, the relief space 6 of the upper edge portion of the embossed panel 32 is formed between the upper frame 12 and the pressing member 54, but the invention is not limited thereto, and the relief space 6 may not be formed. .

  DESCRIPTION OF SYMBOLS 1 ... Curtain wall, 2 ... Building, 3 ... Beam, 4 ... Floor slab, 5 ... Suspended ceiling, 6 ... Relief space, 10 ... Curtain wall unit, 11 ... Frame body, 12 ... Upper frame, 121, 141 ... Indoor projection One piece, 122, 142, 152 ... indoor finding piece, 13 ... lower frame, 14 ... no eye, 15 ... vertical frame, 151 ... prospective piece, 21, 22 ... panel, 23 ... spandrel section, 31 ... fireproof panel (Spandrel panel), 32: Embossed panel (cosmetic panel), 40: Receiving material, 41: Mounting piece, 411: Continuous part, 412: Protruding part, 42: Finding piece, 43: Receiving piece, 51-55 ... Presser bar, A1, A2 ... Clearance, B1, B2 ... Overlap.

Claims (5)

A frame body, a spandrel panel disposed in the frame body, a decorative panel disposed outside the spandrel panel, and a receiving member for receiving at least upper and lower or left and right edges of the spandrel panel and the decorative panel Equipped
The receiving member includes a mounting piece portion attached to the frame, a finding piece portion projecting from the mounting piece portion in the direction of finding the receiving member, and a receiving piece portion positioned indoors more than the finding piece portion. Have one,
The curtain wall unit characterized in that the finding piece portion receives the interior surface of the decorative panel, and the receiving portion receives the interior surface of the decorative panel and the exterior surface of the spandrel panel. In the curtain wall unit according to claim 1,
A curtain wall unit characterized in that a finding dimension of the finding piece portion is smaller than a finding dimension of the receiving piece portion. In the curtain wall unit according to claim 1 or 2,
The sum of the hooks of the receiving piece for each of at least upper and lower or left and right edges of the spandrel panel is greater than the sum of clearances between the frame and at least upper and lower or left and right edges of the spandrel panel. Features curtain wall unit. The curtain wall unit according to any one of claims 1 to 3.
The frame is provided with left and right vertical frames and an upper horizontal frame,
The receiving material is attached to the left and right vertical frames,
A pressure member is attached to the upper horizontal frame so that the chamber outer surface at the upper edge of the decorative panel abuts, and a pressure material for pressing the indoor surface at the upper edge of the decorative panel is attached to the upper horizontal frame.
A curtain wall unit characterized in that a relief space of an upper edge portion of the decorative panel is formed between the upper horizontal frame and the pressing member. The curtain wall unit according to any one of claims 1 to 4.
The mounting piece portion has a continuous portion connecting the finding piece portion and the receiving piece portion, and a protruding portion protruding toward the room side from the receiving piece portion.
The curtain wall unit characterized in that the projecting dimension of the projecting portion is smaller than the expected dimension of the spandrel panel.

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