JP5550113B2 - 地下構造物用筐体 - Google Patents
地下構造物用筐体 Download PDFInfo
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- JP5550113B2 JP5550113B2 JP2010193794A JP2010193794A JP5550113B2 JP 5550113 B2 JP5550113 B2 JP 5550113B2 JP 2010193794 A JP2010193794 A JP 2010193794A JP 2010193794 A JP2010193794 A JP 2010193794A JP 5550113 B2 JP5550113 B2 JP 5550113B2
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- cylinder
- cylindrical body
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- horizontal
- outer cylinder
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- 230000002093 peripheral effect Effects 0.000 claims description 23
- 230000000694 effects Effects 0.000 description 13
- 238000009434 installation Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Description
内筒体3を収納した外筒体2を地表面から地中に掘られた縦穴に垂直に収納してフランジ5cを底版(図示せず)に載置し、外筒体2の上端面2bを地表面(道路面)と同じ高さに設定し、外筒体2及び保護管6の周囲に、土砂、或いは舗装材等を埋め戻す。
また、図9に示すように、仮想球体Rの一部を上筒体4の下端面及び下筒体5の上端面として形成することにより、内筒体3と外筒体2の軸芯がずれた場合でも、内筒体3の外筒体2に対する締め付け力が緩むことを防止することができる。
2 外筒体
2a 周壁
2d 雌ねじ部
3 内筒体
4 上筒体
4a 周壁
4d 雄ねじ部
5 下筒体
5a 周壁
5d 雄ねじ部
6 保護管
7 ボルト
Claims (1)
- 内周面に雌ねじ部を形成した外筒体と、
前記外筒体内の前記雌ねじ部に螺合可能な雄ねじ部を外周面に形成した内筒体とを備え、
前記内筒体は、上筒体と下筒体とからなり、前記雄ねじ部は前記上筒体と前記下筒体の各外周面に形成されている地下構造物用筐体において、
前記上筒体の下端面及び前記下筒体の上端面は、非水平部を有して互いに接し、
前記上筒体の下端面と前記下筒体の上端面の各非水平部は、互いに傾斜角度が同一のテーパ状に形成され、
前記テーパ状とした非水平部の傾斜角度は、前記雌ねじ部及び前記雄ねじ部のねじ山のフランク角よりも大きいことを特徴とする地下構造物用筐体。
Priority Applications (1)
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JP2010193794A JP5550113B2 (ja) | 2010-08-31 | 2010-08-31 | 地下構造物用筐体 |
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JP2010193794A JP5550113B2 (ja) | 2010-08-31 | 2010-08-31 | 地下構造物用筐体 |
Related Child Applications (1)
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JP2014100570A Division JP5877453B2 (ja) | 2014-05-14 | 2014-05-14 | 地下構造物用筐体 |
Publications (2)
Publication Number | Publication Date |
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JP2012052308A JP2012052308A (ja) | 2012-03-15 |
JP5550113B2 true JP5550113B2 (ja) | 2014-07-16 |
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JP2010193794A Active JP5550113B2 (ja) | 2010-08-31 | 2010-08-31 | 地下構造物用筐体 |
Country Status (1)
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JP (1) | JP5550113B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5338849U (ja) * | 1976-09-09 | 1978-04-05 | ||
JP3591591B2 (ja) * | 2002-03-19 | 2004-11-24 | 日之出水道機器株式会社 | 地下構造物用筐体 |
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2010
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JP2012052308A (ja) | 2012-03-15 |
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