JP4226548B2 - 建築物における床支持構造 - Google Patents
建築物における床支持構造 Download PDFInfo
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- JP4226548B2 JP4226548B2 JP2004381219A JP2004381219A JP4226548B2 JP 4226548 B2 JP4226548 B2 JP 4226548B2 JP 2004381219 A JP2004381219 A JP 2004381219A JP 2004381219 A JP2004381219 A JP 2004381219A JP 4226548 B2 JP4226548 B2 JP 4226548B2
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- Prior art keywords
- floor
- floor slab
- beams
- vertical
- large pull
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Description
5 大引ビーム
5h 配管挿通用の貫通孔
7 床板
8 防振ゴム(弾性体)
30 連結杆
Ba 正小梁
Bb 正大梁
C 床下空間
D1 鉛直方向の隙間
D2,D2′ 水平方向の隙間
Dw 居住空間
F コンクリート躯体
Fh 水平躯体部分
Fr 床構造体
Fv 鉛直躯体部分
L 配管
Sf 床スラブ
T 引張荷重付与機構(制振装置)
Claims (3)
- コンクリート躯体(F)が、居住空間(Dw)を上下に仕切る床スラブ(Sf)を各々有する複数の水平躯体部分(Fh)と、その上下の水平躯体部分(Fh)間を連結する鉛直躯体部分(Fv)とを備え、
各水平躯体部分(Fh)を、居住空間(Dw)に対応した平面視矩形状の正大梁(Bb)と、その正大梁(Bb)の相対向する一対の二辺部分相互を連結する直線状の正小梁(Ba)とが床スラブ(Sf)に下向きに一体に突設される正梁構造とした建築物において、
居住空間(Dw)の床構造体(Fr)は、各々が正大梁(Bb)の前記二辺部分に沿って延びていて該二辺部分と直交する方向に相互に間隔をあけて平行に配列され且つ長手方向に縦列配置された複数本の大引ビーム(5)と、そのビーム(5)上に敷設される床板(7)とを備え、
その複数本の大引ビーム(5)は、床スラブ(Sf)との間に上下方向の隙間(D1)を存して該床スラブ(Sf)に近接配置されると共に、それら大引ビーム(5)の長手方向の端部が、鉛直躯体部分(Fv)との間又は隣接する他の大引ビーム(5)との間に水平方向の隙間(D2,D2′)を存して配置されていて、床スラブ(Sf)の、前記正大梁(Bb)又は正小梁(Ba)に対応する部分の上面に弾性体(8)を介してそれぞれ支持され、
互いに平行な複数本の大引ビーム(5)の長手方向中央部は、それら大引ビーム(5)を横切る方向に延びる複数の連結杆(30)を介して相互に連結され、
その複数の連結杆(30)は、互いに平行な複数本の大引ビーム(5)を所定本数ずつに分けて連結すべく、該大引ビーム(5)に沿う方向で互い違いとなるようにして縦列配置されると共に、相隣る連結杆(30)の隣接端部相互が同一の大引ビーム(5)の長手方向中央部に、その長手方向で互いにオフセットした位置において結合され、
床スラブ(Sf)と各連結杆(30)の長手方向中央部との間には、その各連結杆(30)で連結される前記所定本数の大引ビーム(5)が下向きの衝撃荷重を受けたときにその衝撃荷重の床スラブ(Sf)への伝達を阻止しつつ該大引ビーム(5)の上下振動を抑制する制振装置(T)が介装され、
各大引ビーム(5)の床スラブ(Sf)への前記近接配置によっても該大引ビーム(5)が床下空間(C)への配管(L)の取り回しの邪魔にならないように、各大引ビーム(5)には該配管(L)を通すための貫通孔(5h)が、その内径を前記上下方向の隙間(D1)より大きくして形成されることを特徴とする、建築物における床支持構造。 - 前記制振装置(T)は、前記衝撃荷重により各大引ビーム(5)が上下振動しようとするときに、その大引ビーム(5)の長手方向中央部の静止位置からの上方変位を抑制し得るように、該長手方向中央部に対し前記連結杆(30)を介して下向きの引張荷重を付与する引張荷重付与機構より構成されることを特徴とする、請求項1に記載の建築物における床支持構造。
- 大引ビーム(5)の端部と、鉛直躯体部分(Fv)との間又は隣接する他の大引ビーム(5)との間に形成した水平方向の隙間(D2,D2′)の少なくとも一つに、前記床下空間(C)に取り回される配管(L)を通したことを特徴とする、請求項1又は2に記載の建築物における床支持構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004381219A JP4226548B2 (ja) | 2004-12-28 | 2004-12-28 | 建築物における床支持構造 |
Applications Claiming Priority (1)
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JP2004381219A JP4226548B2 (ja) | 2004-12-28 | 2004-12-28 | 建築物における床支持構造 |
Publications (2)
Publication Number | Publication Date |
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JP2006183432A JP2006183432A (ja) | 2006-07-13 |
JP4226548B2 true JP4226548B2 (ja) | 2009-02-18 |
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JP2004381219A Active JP4226548B2 (ja) | 2004-12-28 | 2004-12-28 | 建築物における床支持構造 |
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JP (1) | JP4226548B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100722521B1 (ko) * | 2005-05-19 | 2007-05-28 | 한양대학교 산학협력단 | 슬래브 바닥구조물 |
JP5013826B2 (ja) * | 2006-11-24 | 2012-08-29 | 株式会社ダイフクルネス | 建築物における床支持構造 |
JP5240025B2 (ja) * | 2009-04-08 | 2013-07-17 | 株式会社大林組 | 二重床構造 |
JP5613085B2 (ja) * | 2010-12-09 | 2014-10-22 | 株式会社ダイフクルネス | 床スラブ上の床下構造体 |
JP5277335B2 (ja) * | 2012-04-23 | 2013-08-28 | 株式会社ダイフクルネス | 建築物における床支持構造 |
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