JP4729068B2 - 梁貫通用スリーブ - Google Patents
梁貫通用スリーブ Download PDFInfo
- Publication number
- JP4729068B2 JP4729068B2 JP2008100158A JP2008100158A JP4729068B2 JP 4729068 B2 JP4729068 B2 JP 4729068B2 JP 2008100158 A JP2008100158 A JP 2008100158A JP 2008100158 A JP2008100158 A JP 2008100158A JP 4729068 B2 JP4729068 B2 JP 4729068B2
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- JP
- Japan
- Prior art keywords
- sleeve
- hole
- steel beam
- groove
- rock wool
- 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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Description
10a ウエブ
10b 貫通穴周縁
11 貫通穴
20 スリーブ
21 凹溝
22 切起片
25 ロックウール(耐火被覆材)
30 保持治具
Claims (2)
- 構築物の鉄骨梁に形成された貫通穴に挿通される梁貫通用スリーブであって、前記スリーブを周方向の両端部が重なるように筒状に巻いた金属板から構成し、前記スリーブの外周面に、前記鉄骨梁の貫通穴周縁と嵌合可能な周方向に延びる凹溝を形成し、該凹溝の断面形状が台形状で溝底幅が開口幅よりも小となっており、このような凹溝に帯状の耐火被覆材を巻きつけて配設し、前記スリーブの半径方向外方の復元力により前記凹溝を前記貫通穴周縁に嵌合させるとともに前記耐火被覆材を前記貫通穴周縁に押圧し、前記スリーブの周方向の他側に、前記耐火被覆材が前記貫通穴周縁に押圧された状態で前記スリーブの周方向の一側と当接し前記スリーブの半径方向内方の変位を阻止する切起片を設けたことを特徴とする梁貫通用スリーブ。
- 前記耐火被覆材は、ロックウールから構成されていることを特徴とする請求項1に記載の梁貫通用スリーブ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008100158A JP4729068B2 (ja) | 2008-04-08 | 2008-04-08 | 梁貫通用スリーブ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008100158A JP4729068B2 (ja) | 2008-04-08 | 2008-04-08 | 梁貫通用スリーブ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009249937A JP2009249937A (ja) | 2009-10-29 |
| JP4729068B2 true JP4729068B2 (ja) | 2011-07-20 |
Family
ID=41310893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008100158A Active JP4729068B2 (ja) | 2008-04-08 | 2008-04-08 | 梁貫通用スリーブ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4729068B2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015060388A1 (ja) * | 2013-10-23 | 2015-04-30 | ニチアス株式会社 | 鉄骨梁の耐火被覆構造および耐火被覆用貫通スリーブ材 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011257001A (ja) * | 2010-05-13 | 2011-12-22 | Sekisui Chem Co Ltd | 更新配管の施工構造及びこの施工構造に用いられる床スラブ貫通用配管材 |
| JP2015010322A (ja) * | 2013-06-26 | 2015-01-19 | ニチアス株式会社 | 鉄骨梁における配管挿通部の耐火被覆構造 |
| JP6132277B1 (ja) * | 2016-04-01 | 2017-05-24 | 孝市 金子 | 壁貫通孔用スリーブ |
| JP6836238B2 (ja) * | 2016-09-28 | 2021-02-24 | 大和ハウス工業株式会社 | 耐火用スリーブ |
| JP6816073B2 (ja) * | 2018-08-29 | 2021-01-20 | 古河電気工業株式会社 | 耐火構造用スリーブ、建物及び耐火構造の施工方法 |
| JP7421922B2 (ja) * | 2019-12-19 | 2024-01-25 | センクシア株式会社 | 耐火被覆材保持構造、耐火構造の構築方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3029988B2 (ja) * | 1995-10-16 | 2000-04-10 | 鹿島建設株式会社 | 耐火スリーブ |
-
2008
- 2008-04-08 JP JP2008100158A patent/JP4729068B2/ja active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015060388A1 (ja) * | 2013-10-23 | 2015-04-30 | ニチアス株式会社 | 鉄骨梁の耐火被覆構造および耐火被覆用貫通スリーブ材 |
| JPWO2015060388A1 (ja) * | 2013-10-23 | 2017-03-09 | ニチアス株式会社 | 鉄骨梁の耐火被覆構造および耐火被覆用貫通スリーブ材 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009249937A (ja) | 2009-10-29 |
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