JP5066485B2 - 免震床装置の固有周期調整方法及びアイソレータ - Google Patents
免震床装置の固有周期調整方法及びアイソレータ Download PDFInfo
- Publication number
- JP5066485B2 JP5066485B2 JP2008140616A JP2008140616A JP5066485B2 JP 5066485 B2 JP5066485 B2 JP 5066485B2 JP 2008140616 A JP2008140616 A JP 2008140616A JP 2008140616 A JP2008140616 A JP 2008140616A JP 5066485 B2 JP5066485 B2 JP 5066485B2
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- Japan
- Prior art keywords
- air spring
- laminated rubber
- floor
- isolator
- seismic isolation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims description 10
- 238000002955 isolation Methods 0.000 claims description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 239000000758 substrate Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Fluid-Damping Devices (AREA)
- Building Environments (AREA)
- Floor Finish (AREA)
- Vibration Prevention Devices (AREA)
Description
[式1]
T0=2π(W0/980K0)1/2(sec)
[式2]
f0=1/T0(Hz)
2 フロア
3 アイソレータ本体
8 積層ゴム
9 空気ばね
11 架台
20 ジャッキボルト
21 支持板
22 支承部材
Claims (4)
- 積層ゴムに空気ばねを載置したアイソレータ本体を備え、積層ゴム下端を建屋の床スラブに締結し、空気ばね上端を免震対象物が置かれるフロアに締結した構造を有する免震床装置の固有周期調整方法であって、前記空気ばねと床スラブとの間に架台を介装して積層ゴムから空気ばねを離隔させ、空気ばね上方の重量を空気ばね及び架台により支えることを特徴とする免震床装置の固有周期調整方法。
- 建屋の床スラブに下端が締結した積層ゴムと、免震対象物が置かれるフロアに上端部が締結され且つ前記積層ゴム上端に載置可能な空気ばねとを有するアイソレータにおいて、前記空気ばねと床スラブとの間に介装され且つ積層ゴム上端から空気ばね底面を離隔させ得る架台を設けたことを特徴とするアイソレータ。
- 積層ゴムを周方向に取り囲んで空気ばねに下方から当接可能な支持フレームと、該支持フレームの複数個所に取り付けた上下に移動可能なジャッキボルトと、該ジャッキボルトの直下に位置する支持板と、ジャッキボルトの下端にそれぞれ取り付けられて支持板上を滑動可能な支承部材とにより架台を構成した請求項2に記載のアイソレータ。
- 支持フレームを水平方向に分割可能に構成した請求項3に記載のアイソレータ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008140616A JP5066485B2 (ja) | 2008-05-29 | 2008-05-29 | 免震床装置の固有周期調整方法及びアイソレータ |
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JP2008140616A JP5066485B2 (ja) | 2008-05-29 | 2008-05-29 | 免震床装置の固有周期調整方法及びアイソレータ |
Publications (2)
Publication Number | Publication Date |
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JP2009287273A JP2009287273A (ja) | 2009-12-10 |
JP5066485B2 true JP5066485B2 (ja) | 2012-11-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008140616A Active JP5066485B2 (ja) | 2008-05-29 | 2008-05-29 | 免震床装置の固有周期調整方法及びアイソレータ |
Country Status (1)
Country | Link |
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JP (1) | JP5066485B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114856243B (zh) * | 2022-06-15 | 2024-01-30 | 江苏鸿基节能新技术股份有限公司 | 建筑增加隔震层的施工装置及方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0247477A (ja) * | 1988-08-05 | 1990-02-16 | Ishikawajima Harima Heavy Ind Co Ltd | 免震・除振床 |
JPH02266135A (ja) * | 1989-04-07 | 1990-10-30 | Ishikawajima Harima Heavy Ind Co Ltd | 三次元免震・除振装置 |
JP4734777B2 (ja) * | 2001-06-18 | 2011-07-27 | 株式会社大林組 | 三次元免振装置 |
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- 2008-05-29 JP JP2008140616A patent/JP5066485B2/ja active Active
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