JP2021080955A - 座屈部材 - Google Patents
座屈部材 Download PDFInfo
- Publication number
- JP2021080955A JP2021080955A JP2019206759A JP2019206759A JP2021080955A JP 2021080955 A JP2021080955 A JP 2021080955A JP 2019206759 A JP2019206759 A JP 2019206759A JP 2019206759 A JP2019206759 A JP 2019206759A JP 2021080955 A JP2021080955 A JP 2021080955A
- Authority
- JP
- Japan
- Prior art keywords
- buckling
- tubular
- cap
- general
- axis direction
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims abstract description 33
- 238000010521 absorption reaction Methods 0.000 abstract description 18
- 238000005452 bending Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000012141 concentrate Substances 0.000 abstract 1
- 230000035939 shock Effects 0.000 description 10
- 238000003466 welding Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000452 restraining effect Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Vibration Dampers (AREA)
Abstract
Description
本発明実施例の座屈部材1は、前記筒部材3の筒軸方向の中間部に相対的な薄肉の座屈部5、7、9を周回状に備えた座屈部材1であって、座屈部5、7、9は、筒部材3の内周面が径方向に凹形状の凹部10、12、14を備えた。
3 筒部材
5、7、9 座屈部
10、12、14 凹部
11、13、15、17 一般部
25 キャップ
27 ボトムキャップ
Claims (5)
- 筒部材の筒軸方向の中間部に相対的な薄肉の座屈部を周回状に又は周方向所定間隔で備えた座屈部材であって、
前記座屈部は、前記筒部材の内周面が径方向へ凹形状の凹部を備えた、
ことを特徴とする座屈部材。 - 請求項1記載の座屈部材であって、
前記座屈部は、前記筒軸方向に複数段備えた、
ことを特徴とする座屈部材。 - 請求項2記載の座屈部材であって、
前記複数段の座屈部は、相互に厚みが異なる、
ことを特徴とする座屈部材。 - 請求項2又は3記載の座屈部材であって、
前記複数段の座屈部は、筒軸方向の寸法が相互に異なる、
ことを特徴とする座屈部材。 - 請求項1〜4の何れか1項に記載の座屈部材であって、
前記筒部材は、筒軸方向両側の開口部の一方に衝撃を受けるためのキャップを接合し他方に取付側に取り付けるためのボトムキャップを接合した、
ことを特徴とする座屈部材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019206759A JP7420370B2 (ja) | 2019-11-15 | 2019-11-15 | 座屈部材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019206759A JP7420370B2 (ja) | 2019-11-15 | 2019-11-15 | 座屈部材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021080955A true JP2021080955A (ja) | 2021-05-27 |
JP7420370B2 JP7420370B2 (ja) | 2024-01-23 |
Family
ID=75964941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019206759A Active JP7420370B2 (ja) | 2019-11-15 | 2019-11-15 | 座屈部材 |
Country Status (1)
Country | Link |
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JP (1) | JP7420370B2 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52117779U (ja) * | 1977-02-25 | 1977-09-07 | ||
JPS6436839A (en) * | 1987-07-31 | 1989-02-07 | Kajima Corp | Elastic and plastic damper |
JP2003192250A (ja) * | 2001-12-26 | 2003-07-09 | Hitachi Ltd | 昇降機用緩衝器 |
JP2008201578A (ja) * | 2007-02-16 | 2008-09-04 | Adachi Kikai Seisakusho:Kk | 円筒体の衝突による反転を利用した緩衝機構 |
JP2009227153A (ja) * | 2008-03-24 | 2009-10-08 | Kagawa Univ | 中空構造体およびその製造方法 |
JP2012106685A (ja) * | 2010-11-19 | 2012-06-07 | Kawasaki Heavy Ind Ltd | 鉄道車両の衝突エネルギー吸収体 |
WO2017128496A1 (zh) * | 2016-01-26 | 2017-08-03 | 中国科学院力学研究所 | 薄壁吸能筒及其屈曲模式控制方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6686862B2 (ja) | 2016-12-15 | 2020-04-22 | Jfeスチール株式会社 | フランジ接合されたタワー構造体の制振装置及びタワー構造体 |
-
2019
- 2019-11-15 JP JP2019206759A patent/JP7420370B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52117779U (ja) * | 1977-02-25 | 1977-09-07 | ||
JPS6436839A (en) * | 1987-07-31 | 1989-02-07 | Kajima Corp | Elastic and plastic damper |
JP2003192250A (ja) * | 2001-12-26 | 2003-07-09 | Hitachi Ltd | 昇降機用緩衝器 |
JP2008201578A (ja) * | 2007-02-16 | 2008-09-04 | Adachi Kikai Seisakusho:Kk | 円筒体の衝突による反転を利用した緩衝機構 |
JP2009227153A (ja) * | 2008-03-24 | 2009-10-08 | Kagawa Univ | 中空構造体およびその製造方法 |
JP2012106685A (ja) * | 2010-11-19 | 2012-06-07 | Kawasaki Heavy Ind Ltd | 鉄道車両の衝突エネルギー吸収体 |
WO2017128496A1 (zh) * | 2016-01-26 | 2017-08-03 | 中国科学院力学研究所 | 薄壁吸能筒及其屈曲模式控制方法 |
Also Published As
Publication number | Publication date |
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JP7420370B2 (ja) | 2024-01-23 |
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