JP4987750B2 - フラップゲート - Google Patents
フラップゲート Download PDFInfo
- Publication number
- JP4987750B2 JP4987750B2 JP2008035536A JP2008035536A JP4987750B2 JP 4987750 B2 JP4987750 B2 JP 4987750B2 JP 2008035536 A JP2008035536 A JP 2008035536A JP 2008035536 A JP2008035536 A JP 2008035536A JP 4987750 B2 JP4987750 B2 JP 4987750B2
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- JP
- Japan
- Prior art keywords
- air
- door body
- buoyancy chamber
- water
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- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 93
- 238000009825 accumulation Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Description
2 函体
5 回転支持部
6 浮力室
8 空気配管
9 水配管
19 蓄圧タンク
21 第1空気弁
22 第2空気弁
23 第1液体弁
25 空気室
26 分岐管
27 第2液体弁
28 排水弁
Claims (5)
- 水底に扉体を回転自在に支持し、前記扉体の回転中心から先端側に浮力室を設けると共に該浮力室より基端側に空気収納容器を設け、該空気収納容器と前記浮力室とを開閉弁を有する空気配管で接続し、前記浮力室に水が充満され前記扉体が倒伏状態で、前記開閉弁を開として前記浮力室と前記空気収納容器とを連通することで、該空気収納容器から前記浮力室に空気が流入し、該浮力室が空気で置換され、前記扉体が起立する様構成したことを特徴とするフラップゲート。
- 前記扉体は少なくとも先端部が中空構造となっており、該先端部に前記浮力室が形成され、前記空気収納容器は、前記扉体の基部に設けられた蓄圧タンクである請求項1のフラップゲート。
- 前記扉体は少なくとも先端部、基端部が中空構造となっており、前記先端部に前記浮力室が形成され、前記基端部により前記空気収納容器が形成された請求項1のフラップゲート。
- 前記扉体は少なくとも、中間部が中空構造であり、該中間部に前記浮力室が形成された請求項1のフラップゲート。
- 前記浮力室には、リリース弁が設けられ、該リリース弁を介して前記浮力室内の空気を放出可能とし、前記浮力室への水の再充満を可能とした請求項1〜請求項4のいずれか1つのフラップゲート。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008035536A JP4987750B2 (ja) | 2008-02-18 | 2008-02-18 | フラップゲート |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008035536A JP4987750B2 (ja) | 2008-02-18 | 2008-02-18 | フラップゲート |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009191563A JP2009191563A (ja) | 2009-08-27 |
JP4987750B2 true JP4987750B2 (ja) | 2012-07-25 |
Family
ID=41073827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008035536A Active JP4987750B2 (ja) | 2008-02-18 | 2008-02-18 | フラップゲート |
Country Status (1)
Country | Link |
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JP (1) | JP4987750B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5389619B2 (ja) * | 2009-11-19 | 2014-01-15 | 日立造船株式会社 | 起伏ゲート式防波堤の給排気設備 |
GB2488809A (en) * | 2011-03-09 | 2012-09-12 | Verderg Ltd | Buoyant weir |
JP5525474B2 (ja) * | 2011-03-30 | 2014-06-18 | 大成建設株式会社 | 回転式防波堤 |
KR101248619B1 (ko) * | 2012-09-20 | 2013-04-02 | 한국해양과학기술원 | 부침식 폭풍해일 방벽장치 및 그 시공방법 |
JP6033711B2 (ja) * | 2013-03-06 | 2016-11-30 | 日立造船株式会社 | 起伏ゲート式防波堤 |
JP6138522B2 (ja) * | 2013-03-06 | 2017-05-31 | 日立造船株式会社 | 起伏ゲート式防波堤 |
DK179294B1 (da) * | 2017-03-30 | 2018-04-16 | Steen Olsen Invest Aps | Stormflodssikring |
JP7224946B2 (ja) * | 2019-02-06 | 2023-02-20 | 日立造船株式会社 | 起伏ゲート式防波堤 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4044660B2 (ja) * | 1998-01-19 | 2008-02-06 | 株式会社ミゾタ | フローティングゲートの異物除去装置 |
JP4042038B2 (ja) * | 2001-10-30 | 2008-02-06 | 株式会社Ihi | フローティングフラップゲート |
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2008
- 2008-02-18 JP JP2008035536A patent/JP4987750B2/ja active Active
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Publication number | Publication date |
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JP2009191563A (ja) | 2009-08-27 |
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