JP2001164683A - Curtain wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a curtain wall with curtain wall units having a free design in appearance by changing the appearance design of a mounting frame member, upper and lower curtain wall units having vertical frames firmly connectable together. SOLUTION: The curtain wall having the visible mounting frame member 3 in appearance comprises the curtain wall units 4 mounted on the indoor side of a mounting frame member 3 with a fastener 40, the mounting frame member 3 being mounted on a building body. The fastener 40 is mounted over vertical frames 20 of the upper and lower curtain wall units 4 neighboring each other and the vertical frames 20 of the upper and lower curtain wall units 4 are firmly connected together with the fastener 40.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a curtain wall forming an outer wall of a building.

[0002]

2. Description of the Related Art A cubicle is attached to a building frame, and a vertical frame is formed by connecting upper and lower horizontal frames and blinds between left and right cubicles. A cubic curtain wall equipped with a material is known. In addition, the upper frame, the lower frame, and the left and right vertical frames are connected to form a rectangular frame, and panels, glass, shoji and other surface materials are attached to this rectangular frame to form a curtain wall unit, and this curtain wall unit is used as a building frame. An attached unit-type curtain wall is known.

[0003]

The appearances of the above-mentioned cubic curtain wall and unit type curtain wall are as follows.
The cubic, upper and lower horizontal frames, blind eye, vertical frame, upper frame and lower frame have a design that can be seen from the outdoor side. In addition, since the above-described cubic and vertical frames have a function of supporting the face material, the appearance design is necessarily limited. For this reason, the appearance of the conventional curtain wall is limited, and it is difficult to form a curtain wall having a free appearance.

In order to solve this problem, a curtain wall unit is mounted on the indoor side of the mounting frame member to form a unit, and the mounting frame member is mounted on a building frame to give the mounting frame member a design. By doing so, we can propose a curtain wall with an expressive appearance. Further, this curtain wall can form a curtain wall having a free appearance by changing the appearance design of the mounting frame member.

In order to put the curtain wall into practical use, there are problems in connecting the mounting frame member to the curtain wall unit and connecting the curtain wall units of vertically adjacent units to each other.

Therefore, an object of the present invention is to provide a curtain wall which can solve the above-mentioned problems.

[0007]

According to a first aspect of the present invention, a plurality of units are provided by attaching a curtain wall unit to the interior side of a mounting frame member with a fastener, and attaching the mounting frame member to a building frame. , A curtain wall disposed in the vertical and horizontal directions of the building, wherein the outdoor part of the fastener is attached to the indoor part of a mounting frame member, and the indoor part of the fastener is vertically adjacent to the curtain wall. A curtain wall which is attached to a vertical frame of the unit.

According to a second aspect of the present invention, in the first aspect, the vertical frames of the curtain wall unit vertically adjacent to each other are connected by a joint sleeve, and a bolt screwed to a nut member provided on the joint sleeve connects the fastener to the indoor side of the fastener. The lower end portion of the portion is connected to the lower vertical frame, and the upper end portion of the fastener on the indoor side of the fastener is connected to the upper vertical frame with a bolt screwed to a nut member provided on the upper vertical frame. is there.

According to a third aspect of the present invention, in the second aspect, a joint sleeve is slidably provided at an uppermost portion of the vertical frame of the unit, and the joint sleeve is provided with a fall prevention device. The curtain wall is supported so as not to drop by its own weight by being in contact with the end face, and the joint sleeve can be slid upward by the fall prevention device.

According to a fourth aspect of the present invention, in the first, second or third aspect, the fastener connects the mounting member and the connecting member mounted on the indoor side of the mounting frame member so as to be vertically adjustable in position. A primary fastener, and a secondary fastener in which a mounting member and a connecting member mounted on the mounting frame are connected so as to be able to swing in an in-plane direction about a mounting frame axis, and a connecting member of the primary fastener and a secondary fastener are provided. Is a curtain wall in which the connecting member is connected so that the position can be adjusted in an out-of-plane direction.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects, the plurality of vertical members and the plurality of horizontal members form a mounting frame member, and the mounting frame member includes a plurality of curtain wall units. Are curtain walls arranged vertically and horizontally.

[0012]

According to the first aspect of the present invention, since the curtain wall has an appearance in which the mounting frame member can be seen from the outdoor side, a curtain wall having a free external appearance can be formed by changing the appearance design of the mounting frame member. . Further, by attaching the outdoor portion of the fastener to the indoor side portion of the mounting frame member and mounting the indoor side portion of the fastener to the vertical frame of the curtain wall unit, the curtain wall unit can be easily mounted to the mounting frame member. Moreover, the interior side of the fastener is
Since the vertical frames of the curtain wall unit vertically adjacent to each other are attached to each other, the vertical frames are connected to each other by the fastener, so that the vertical frames can be firmly connected to each other.

[0013] According to the second aspect of the present invention, the interior side of the fastener is fixed to the vertical frame of the curtain wall unit with bolts, so that the vertical frame and the joint sleeve are connected. Can do better.

According to the third aspect of the present invention, when the next unit is mounted on the existing unit after the unit is mounted on the building frame, the joint sleeve provided on the uppermost vertical frame of the existing unit is obstructive. do not become. After the next unit is mounted, the joint sleeve can be slid upward to fit and be connected to the lowermost portion of the vertical frame of the next unit. Therefore, the joint sleeve does not hinder the mounting of the unit on the existing unit, and the upper and lower vertical frames can be easily connected by the joint.

According to the fourth aspect, the mounting position of the curtain wall unit can be adjusted up and down by adjusting the position of the attachment member and the connecting member of the primary fastener in the vertical direction. By adjusting the position of the connecting member of the primary fastener and the connecting member of the secondary fastener in the out-of-plane direction, the mounting position of the curtain wall unit can be adjusted in the out-of-plane direction. Therefore, the mounting position of the curtain wall unit can be adjusted vertically and out of plane.

Further, since the connecting member of the secondary fastener can swing in the in-plane direction about the longitudinal axis with respect to the mounting member, the curtain wall unit swings in the in-plane direction with respect to the vertical member. . Therefore, interlayer displacement of the curtain wall unit can be absorbed.

According to the fifth aspect, a plurality of curtain wall units can be attached to the building frame at a time by attaching one unit, so that the curtain wall can be efficiently constructed.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIGS. 1, 2 and 3,
The mounting frame member 3 is formed by connecting the plurality of vertical members 1 with the plurality of horizontal members 2 at intervals in the left-right direction. A curtain wall unit 4 is provided on the indoor side of the plurality of vertical members 1.
Are attached in the vertical direction to form first, second, and third units 5, 6, and 7. The upper end portions of the vertical members 1 of the first, second and third units 5, 6, 7 are attached to a building skeleton, for example, an auxiliary skeleton 9 fixed to a floor slab 8. On the left and right sides of the first unit 5, second and third units 6, 7 are arranged, and they are curved in an arc shape as shown in FIG.

The vertical member 1 is a first vertical member 1 closer to the outdoor side.
0, a pair of second vertical members 11 closer to the indoor side, and a first vertical member 10
And a plurality of first reinforcing cross members 12 horizontally connected to each other over a pair of second vertical members 11, a first vertical member 10 and a pair of second
A plurality of second reinforcing cross members 1 connected diagonally across the vertical members 11
In 3, the planar shape is a triangular truss shape. The upper end portions of the pair of second vertical members 11 are fixed to the auxiliary frame 9.

The horizontal member 2 is provided between the upper and lower horizontal members 14.
5 is fixed, and upper and lower horizontal members 14 are fixed to a pair of vertical members 11 of the adjacent vertical member 1. The second,
The horizontal members 2 of the third units 6 and 7 are connected to the first unit 5
Is fixed to the vertical member 11 of the vertical member 1.

As shown in FIG. 4, the curtain wall unit 4 includes an upper frame 21, a blind
A frame body 25 having a plurality of frame portions 24 in which the lower frame 23 is laid horizontally.
And a face material 26 attached to each frame portion 24 of the frame body 25.

The first unit 5 has seven curtain wall units 4 arranged in the left-right direction, and three curtain wall units 4 arranged in the vertical direction. The second unit 6 and the third unit 7 are provided with six curtain wall units 4 in the left-right direction,
In addition, three curtain wall units 4 are arranged in the vertical direction.

The mounting frame member 3 of the first unit 5
Has three vertical members 1. The mounting frame member 3 of the second and third units 6 and 7 includes two vertical members 1. The first, second and third units 5, 6, 7
The dimension in the plane of the curtain wall unit 4 facing the vertical member 1 (the distance between the left and right vertical frames 20) is substantially the same as the distance between the pair of second vertical members 11 of the vertical member 1. The auxiliary frame 9 penetrates through the uppermost frame portion 24 of the frame 25 forming the above-mentioned structure, and the auxiliary frame 9 and the pair of second vertical members 11 of the vertical member 1 are fixed.

The adjacent vertical frames 20 of the two curtain wall units 4 adjacent to the left and right are connected to the indoor side of the mounting frame member 3 by fasteners 40, respectively.
Specifically, the vertical frame 20 of the curtain wall unit 4 facing the vertical member 1 is connected to the vertical member 11 by a fastener 40. This curtain wall unit 4
The other vertical frames 20 of the curtain wall unit 4 are connected to the horizontal members 14 of the horizontal member 2 by fasteners 40.

As shown in FIG. 5, the vertical frame 20 has an outward concave portion 27 near the indoor side and an inward concave portion 2 at the middle of the indoor / outward direction.
8. The cross-sectional shape has an outward concave portion 29 near the outdoor side. As shown in FIG. 5, the other right and left vertical frame 20 has a cross-sectional shape having a pair of projecting pieces 30 near the indoor side, an inward concave portion 31 at the middle in the indoor and outdoor directions, and a projecting piece 32 near the outdoor side. The left and right vertical edges of the face material 26 (glass) are mounted between the inward concave portions 28 and 31 and are sealed with a seal material 33.

The left and right vertical frames 20 of one of the curtain wall units 4 adjacent to the left and right and the other of the left and right vertical frames 20 of the other curtain wall unit 4 form outward concave portions 27 and 29 and projecting pieces 30 and 32. It is fitted and connected. The vertical frame 20 of the vertically adjacent curtain wall unit 4 is connected by fitting a joint sleeve 34 to a portion closer to the outdoor side as shown in FIG.

The upper frame 21, the blinds 22, and the lower frame 23 are shown in FIG.
As shown in the figure, the expected dimension (dimension in the indoor / outdoor direction) is smaller than the vertical frame 20. An upward recess 35 is formed closer to the indoor side of the upper frame 21, and a downward protrusion 36 is formed closer to the indoor side of the lower frame 23. The downward projecting portion 35 is provided with an upward U-shaped frame reinforcing member 37 attached to the upward recess 35.
, And the fitted portion is sealed with a sealing material 38.

As shown in FIGS. 7, 8, and 9, the fastener 40 includes a primary fastener 41 and a secondary fastener 42.
It has. The primary fastener 41 includes the mounting member 4.
3 and a connecting member 44, and the connecting member 44 is
And the upper and lower horizontal pieces 46 are substantially U-shaped.
A screw hole 47 is formed in the left and right direction (in-plane direction). The screw holes 47 are partially open downward and upward. The mounting member 43 has a vertical plate shape, and a pair of through holes 48.
The mounting member 43 and the connecting member 44 are connected so that the position can be adjusted in the vertical direction by inserting the bolt 50 into the elongated hole 49 of the vertical piece 45 and screwing the nut 51.

A first vertical plate 52 is fixed to the indoor side surface of the vertical member 11 forming the vertical member 1 toward the indoor side, and a second vertical plate 53 is attached to the first vertical plate 52 in the left-right direction. The mounting seat 54 is fixedly attached. The mounting member 43 is fixed to the second vertical plate 53 with bolts and nuts 55, and the primary fastener 41 is mounted on the indoor side of the vertical member 11 toward the indoor side. That is, the attachment member 43 forms the outdoor portion of the fastener 40.

The secondary fastener 42 includes a pair of mounting members 56 and a pair of connecting members 57. The mounting member 56 includes a vertical plate 58 and a pair of upper and lower horizontal pieces 59. The connecting member 57 has a vertical plate shape, and the vertical dimension of the indoor side portion 57a is smaller than the outdoor side portion 57b, and the indoor side portion 57a is formed of the pair of upper and lower horizontal pieces 5a.
9 between the upper horizontal piece 59 and the indoor side portion 57
The connecting member 57 and the mounting member 56 are connected so as to be swingable about the vertical axis by inserting a bolt 61 into the vertical hole 60 a and projecting downward from the lower horizontal piece 59 and screwing a nut 62. It is.

The outdoor-side portion 57b of the connecting member 57
A long hole 63 is formed on the upper and lower sides of the upper and lower sides, respectively. A bolt 64 is screwed into the screw hole 47 from the long hole 63 to connect the connecting member 57 to the upper and lower horizontal pieces 46 of the connecting member 44. It is connected by pressing against the left and right end faces. 65
Is a washer. Because of this, the primary fastener 4
1 connecting member 44 and connecting member 57 of secondary fastener 42
Are connected so as to be position-adjustable in an out-of-plane direction.

The attachment member 56 of the secondary fastener 42 forming the uppermost fastener 40 is provided at the upper end of the vertical frame 20 forming the uppermost curtain wall unit 4 of the lower unit (for example, the first unit 5). It is attached with a bolt 66 across the portion and the lower end portion of the vertical frame 20 forming the lowermost curtain wall unit 4 of the upper unit (for example, the first unit 5). That is, the mounting member 5
6 forms the indoor side of the fastener 40. The bolt 66 includes a first nut member 67 fixed to the joint sleeve 34 fitted to the upper end of the vertical frame 20 and the vertical frame 2.
The second nut member 68 is fixedly screwed to the lower end portion of the “0”. The second nut member 68 is fixed to a U-shaped mounting piece 69, and the mounting piece 69 is fitted to the vertical frame 20 and fixed by screws 70. The mounting members 56 forming the fasteners 40 other than the uppermost fastener 40 are mounted on the outdoor portion of the vertical frame 20 with bolts and nuts.

The uppermost curtain wall unit 4
The joint sleeve 34 fitted to the upper end portion of the vertical frame 20 is formed so as to be vertically slidable along the vertical frame 20 as shown in FIG. Are screwed toward the outdoor side, and the screw 71 is in contact with the upper end surface 20 a of the vertical frame 20. As a result, the joint sleeve 34 is supported along the vertical frame 20 so as not to drop by its own weight, and the upper end portion protrudes slightly above the upper end surface 20 a of the vertical frame 20.

The lowermost curtain wall unit 4
The vertical groove 72 is formed in the outdoor side vertical plate 20b of the vertical frame 20 forming the opening at the lower end surface 20c. The screw 71 can be inserted into the vertical groove 72. The joint sleeve 34 has a temporary holding hole 73 formed therein. Screw 71
When the joint sleeve 34 is slid upward by hand and the upper part of the joint sleeve 34 is protruded above the upper end surface 20a of the vertical frame 20, the above-described holding hole 73 is formed.
Are exposed between the upper and lower vertical frames 20, and are fixed to the screw insertion hole 74 of the vertical frame 20 and the joint sleeve 34.
Are aligned.

Next, the order of construction of the curtain wall will be described. The attachment member 56 of the secondary fastener 42 of the uppermost fastener 40 is removed from the vertical frame 20, and the other fasteners 40 are removed.
By attaching the attachment member 56 of the secondary fastener 42 to the vertical frame 20, the vertical member 1 and the vertical frame 20 are connected to each other and
Assemble the second and third units 5, 6, and 7.

The first, second and third units 5, 6, and 7 are lifted by a crane or the like, and the auxiliary frame 9 previously fixed to the floor slab 8 and the vertical member 11 of each vertical member 1 are connected to each other to connect each unit. Attach to floor slab 8. At this time, the joint sleeve 34 fitted to the upper end portion of the vertical frame 20 forming the curtain wall unit 4 at the top of the unit to be attached holds the screw 71 against the upper end surface 20a so as not to drop.

Next, the first, second, and third units 5, 6,
7 is lifted by a crane or the like, positioned above the unit attached as described above, and the auxiliary body 9 previously fixed to the floor slab 8 and the vertical member 1 are connected. At this time, the joint sleeve 34 is prevented from falling by the screw 71,
The upper end surface 20a of the vertical frame 20 of the joint sleeve 34
The joint sleeve 34 is not in the way because the protrusion length from the joint sleeve 34 is short.

An operator slides the joint sleeve 34 upward while holding the screw 71 by hand, and fits the upper portion of the joint sleeve 34 into the lower end portion of the upper vertical frame 20.
At this time, the screw 71 is inserted into the vertical groove 72. A fall prevention tool (not shown) such as a screwdriver is inserted into the holding hole 73, and the fall prevention tool abuts against the upper end surface 20 c of the vertical frame 20 and is held from falling. The lower part of the mounting member 56 of the secondary fastener 42 is screwed with a bolt 66 to a first nut member 67 fixed to the joint sleeve 34 and mounted on the vertical frame 20 of the lower unit.
Is attached to the vertical frame 20 of the upper unit.
The bolt 66 is screwed and attached to the nut member 69 of FIG.

As described above, the mounting member 56 forming the secondary fastener 42 of the uppermost fastener 40 is mounted across the vertical frames 20 of the upper and lower units. Can be firmly connected. In addition, since the first nut member 67 is fixed to the joint sleeve 34, the vertical frames 20 of the upper and lower units can be more firmly connected. Further, since the joint sleeve 34 is slid upward and fitted to the lower end portion of the vertical frame 20 of the upper unit, the joint sleeve 34 does not interfere when the upper unit is mounted.

Since the vertical frames 20 of the curtain wall unit 4 vertically adjacent to each other in one unit are connected in advance by a joint sleeve 34 before being attached to the building frame, the vertical frames 20 are straddled between the vertically adjacent vertical frames 20. A bolt 66 screwed to a first nut member 67 fixed to the joint sleeve 34 in the same manner as described above, and a second nut member mounted to the vertical frame 20. It is attached with a bolt 66 screwed to 68. In the case of the fastener 40 connecting the horizontal member 14 of the horizontal member 2 and the vertical frame 20, the mounting seat 54 is fixed to the horizontal member 14 and attached in the same manner as described above.

As described above, a plurality of curtain wall units 4 are arranged vertically and horizontally on one mounting frame member 3 to form a unit. Therefore, one unit is lifted and mounted on the building frame. A plurality of curtain wall units 4 can be attached at one time. Therefore, the construction efficiency of the curtain wall is improved as compared with the case where each curtain wall unit is lifted and attached.

[0042]

According to the first aspect of the present invention, since the curtain wall has the appearance in which the mounting frame member can be seen from the outdoor side, the curtain wall can have a free appearance by changing the design of the exterior of the mounting frame member. Can be formed. Further, by attaching the outdoor portion of the fastener to the indoor side portion of the mounting frame member and mounting the indoor side portion of the fastener to the vertical frame of the curtain wall unit, the curtain wall unit can be easily mounted to the mounting frame member. In addition, since the interior side of the fastener is attached across the vertical frames of the vertically adjacent curtain wall units, the vertical frames are connected to each other by the fasteners, so that the vertical frames can be firmly connected to each other.

According to the second aspect of the present invention, the interior side of the fastener is fixed to the vertical frame of the curtain wall unit with bolts, so that the vertical frame and the joint sleeve are connected. Can be performed efficiently.

According to the third aspect of the present invention, when the next unit is mounted on the existing unit after the unit is mounted on the building frame, the joint sleeve provided at the uppermost portion of the vertical frame of the existing unit. Does not get in the way. After the next unit is mounted, the joint sleeve can be slid upward to fit and be connected to the lowermost portion of the vertical frame of the next unit. Therefore, the joint sleeve does not hinder the mounting of the unit on the existing unit, and the upper and lower vertical frames can be easily connected by the joint.

According to the fourth aspect of the invention, the mounting position of the curtain wall unit can be adjusted up and down by adjusting the position of the attachment member and the connecting member of the primary fastener in the vertical direction. By adjusting the position of the connecting member of the primary fastener and the connecting member of the secondary fastener in the out-of-plane direction, the mounting position of the curtain wall unit can be adjusted in the out-of-plane direction. Therefore, the mounting position of the curtain wall unit can be adjusted vertically and out of plane.

Further, since the connecting member of the secondary fastener can swing in the in-plane direction about the longitudinal axis with respect to the mounting member, the curtain wall unit swings in the in-plane direction with respect to the vertical member. . Therefore, interlayer displacement of the curtain wall unit can be absorbed.

According to the fifth aspect of the present invention, since a plurality of curtain wall units can be attached to the building frame at a time by attaching one unit, the curtain wall can be constructed efficiently.

[Brief description of the drawings]

FIG. 1 is a partial external view of a curtain wall.

FIG. 2 is a partial longitudinal sectional view of a curtain wall.

FIG. 3 is a partial cross-sectional view of a curtain wall.

FIG. 4 is an external view of a curtain wall.

FIG. 5 is a cross-sectional view of a curtain wall.

FIG. 6 is a longitudinal sectional view of a curtain wall.

FIG. 7 is a front view of the fastener.

FIG. 8 is a plan view of the fastener.

FIG. 9 is a perspective view of a vertical frame connecting portion.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Vertical member 2 ... Horizontal member 3 ... Mounting frame member 4 ... Curtain wall unit 5 ... 1st unit 6 ... 2nd unit 7 ... 3rd unit 8 ... Floor slab (building frame) 9 ... Auxiliary frame 20 ... vertical frame 21 ... upper frame 22 ... blind 23 ... lower frame 34 ... joint sleeve 40 ... fastener 41 ... primary fastener 42 ... secondary fastener 43 ... mounting member 44 ... connecting member 56 ... mounting member 57 ... connecting member

Continued on the front page (72) Inventor Yu Kajiura 4-14-16 Sugano, Ichikawa-shi, Chiba Prefecture (72) Inventor Masaki Jingu 3-22-15 Tsudanuma, Narashino-shi, Chiba F-term (reference) 2E002 NA04 NB02 NC04 PA01 QA08 QB04 QC01 SA01 SA02 TA01 TA02 TA03 UA01 UA02 UB04 WA01 XA00 XA08 2E011 LA01

Claims (5)

[Claims] 1. A curtain wall unit is attached to the interior side of a mounting frame member with a fastener to form a unit, and the mounting frame member is attached to a building frame to dispose a plurality of units in the vertical and horizontal directions of the building. An exterior side portion of the fastener is attached to an interior side portion of a mounting frame member, and an interior side portion of the fastener is attached across a vertical frame of a vertically adjacent curtain wall unit. Curtain wall characterized by that. 2. The vertical frame of the vertically adjacent curtain wall unit is connected by a joint sleeve, and a lower end portion of the fastener on the indoor side of the fastener is lower by a bolt screwed to a nut member provided on the joint sleeve. The curtain wall according to claim 1, wherein an upper end portion of the fastener on the indoor side is connected to the upper vertical frame by a bolt screwed to a nut member provided on the upper vertical frame. 3. A joint sleeve is provided at the top of the vertical frame of the unit so as to be freely slidable up and down. The joint sleeve has a fall prevention device, and does not fall by its own weight when the fall prevention device contacts the upper end surface of the vertical frame. 3. The curtain wall according to claim 2, wherein the curtain sleeve is supported as described above, and the joint sleeve can be slid upward by the fall prevention device. 4. The fastener according to claim 1, further comprising: a primary fastener in which a mounting member and a connecting member mounted on the indoor side of the vertical member are connected so as to be adjustable in a vertical direction; and a mounting member and a connecting member mounted on a vertical frame. 3. A secondary fastener connected so as to be able to swing in a plane around a vertical axis, wherein the connecting member of the primary fastener and the connecting member of the secondary fastener are connected so as to be position-adjustable in an out-of-plane direction. 4. Or the curtain wall according to 3. 5. A mounting frame member comprising the plurality of vertical members and the plurality of horizontal members, and a plurality of curtain wall units are disposed in the mounting frame member in the up-down direction and the left-right direction. Item 5. The curtain wall according to any one of Items 1 to 4.