JP2017120750A - 側面蓋の落下防止構造を備えた鋼管 - Google Patents
側面蓋の落下防止構造を備えた鋼管 Download PDFInfo
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- JP2017120750A JP2017120750A JP2015257700A JP2015257700A JP2017120750A JP 2017120750 A JP2017120750 A JP 2017120750A JP 2015257700 A JP2015257700 A JP 2015257700A JP 2015257700 A JP2015257700 A JP 2015257700A JP 2017120750 A JP2017120750 A JP 2017120750A
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- lid
- steel pipe
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 89
- 239000010959 steel Substances 0.000 title claims abstract description 89
- 230000002265 prevention Effects 0.000 title 1
- 238000005286 illumination Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 230000003449 preventive effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
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Abstract
【解決手段】 照明ポール50などの鋼管10の側面に設けられた開口部12を閉塞する蓋20であって、当該蓋20の下方側には、前記開口部12の下方側において鋼管10に連結されるチェーン24、ワイヤー、又はロープが連結されている鋼管10における側面開口部12の蓋20とする。
【選択図】図2
Description
12 開口部
14 照明器具
16 壁部
18,26 金具
20 蓋
22 ボルト
24 チェーン
30 電気機器
50 照明ポール
Claims (4)
- 照明ポールなどの鋼管の側面に設けられた開口部を閉塞する蓋であって、
当該蓋の下方側には、前記開口部の下方側において鋼管に連結されるチェーン、ワイヤー、又はロープが連結されている事を特徴とする鋼管における側面開口部の蓋。
- 前記チェーン、ワイヤー、又はロープの長さは、設置した鋼管において、設置面から開口部の下端までの高さから、当該蓋の長さを減じた長さよりも短く形成されている、請求項1に記載の蓋。
- 前記蓋の上下方向には、前記鋼管に締結するボルトが貫通するネジ孔が設けられており、
当該ネジ孔には、前記ボルトが挿入されると共に、先端側には抜け止めワッシャーが設けられている、請求項1又は2に記載の蓋。
- 照明ポールなどに使用される鋼管であって、
側面には開口部が設けられており、
当該開口部は、請求項1〜3の何れか一項に記載の蓋によって閉塞されていることを特徴とする鋼管。
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JP2015257700A JP6441210B2 (ja) | 2015-12-29 | 2015-12-29 | 側面蓋の落下防止構造を備えた鋼管 |
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JP2015257700A JP6441210B2 (ja) | 2015-12-29 | 2015-12-29 | 側面蓋の落下防止構造を備えた鋼管 |
Publications (2)
Publication Number | Publication Date |
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JP2017120750A true JP2017120750A (ja) | 2017-07-06 |
JP6441210B2 JP6441210B2 (ja) | 2018-12-19 |
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JP2015257700A Active JP6441210B2 (ja) | 2015-12-29 | 2015-12-29 | 側面蓋の落下防止構造を備えた鋼管 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020082229A (ja) * | 2018-11-19 | 2020-06-04 | 株式会社エムオーテック | 鋼管の孔開け用治具及び孔開け方法 |
KR102679463B1 (ko) * | 2023-06-15 | 2024-07-01 | 주식회사 천일 | 개량형 점검구를 구비한 가로등주 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751271A1 (en) * | 1995-06-26 | 1997-01-02 | Hunter Douglas Industries B.V. | Tubular mast door |
US20040239127A1 (en) * | 2003-05-30 | 2004-12-02 | Lodwick William Hadley | Access cover fastening device |
KR200436468Y1 (ko) * | 2006-10-18 | 2007-08-29 | 안계훈 | 안정기의 취부구조를 갖는 가로등주 보수용 커버 |
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2015
- 2015-12-29 JP JP2015257700A patent/JP6441210B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751271A1 (en) * | 1995-06-26 | 1997-01-02 | Hunter Douglas Industries B.V. | Tubular mast door |
US20040239127A1 (en) * | 2003-05-30 | 2004-12-02 | Lodwick William Hadley | Access cover fastening device |
KR200436468Y1 (ko) * | 2006-10-18 | 2007-08-29 | 안계훈 | 안정기의 취부구조를 갖는 가로등주 보수용 커버 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020082229A (ja) * | 2018-11-19 | 2020-06-04 | 株式会社エムオーテック | 鋼管の孔開け用治具及び孔開け方法 |
JP7062575B2 (ja) | 2018-11-19 | 2022-05-06 | 株式会社エムオーテック | 鋼管の孔開け用治具及び孔開け方法 |
KR102679463B1 (ko) * | 2023-06-15 | 2024-07-01 | 주식회사 천일 | 개량형 점검구를 구비한 가로등주 |
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