JP6055640B2 - ねじ緩み検出機能を備えた端子構造 - Google Patents
ねじ緩み検出機能を備えた端子構造 Download PDFInfo
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- JP6055640B2 JP6055640B2 JP2012220271A JP2012220271A JP6055640B2 JP 6055640 B2 JP6055640 B2 JP 6055640B2 JP 2012220271 A JP2012220271 A JP 2012220271A JP 2012220271 A JP2012220271 A JP 2012220271A JP 6055640 B2 JP6055640 B2 JP 6055640B2
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Description
2 ハウジング
8 接続導体
12 端子ねじ
14 端子座
15 ねじ通し穴
16 ナット
17 絶縁スペーサ
18 接続不良検出回路
20 係止孔
21 張出部
22 係止爪
Claims (1)
- ハウジングにナットを固定し、前記ナットに絶縁スペーサを介して端子座を載せ、端子ねじを前記端子座の穴に通して前記ナットに螺合し、前記端子ねじにより接続導体を前記端子座に締め付け、前記端子座と前記ナットの電位差に基づいて前記端子ねじの緩みを検出する端子構造において、
前記絶縁スペーサに前記ナットの外側へ張り出す係止爪を形成する一方、前記ハウジングの前記ナットの端面と略同じ高さに前記絶縁スペーサを係止する係止部を設け、前記係止爪を前記係止部に係合させた状態で、前記絶縁スペーサが自身の弾性によりナットの上端面に密接することを特徴とする端子構造。
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JP2012220271A JP6055640B2 (ja) | 2012-10-02 | 2012-10-02 | ねじ緩み検出機能を備えた端子構造 |
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JP2012220271A JP6055640B2 (ja) | 2012-10-02 | 2012-10-02 | ねじ緩み検出機能を備えた端子構造 |
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JP2014072179A JP2014072179A (ja) | 2014-04-21 |
JP6055640B2 true JP6055640B2 (ja) | 2016-12-27 |
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JP2012220271A Active JP6055640B2 (ja) | 2012-10-02 | 2012-10-02 | ねじ緩み検出機能を備えた端子構造 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2020240765A1 (ja) * | 2019-05-30 | 2020-12-03 | 日本電信電話株式会社 | 緩み検出構造及びその構造を用いた緩み検出方法 |
CN113899534A (zh) * | 2020-07-05 | 2022-01-07 | 华东交通大学 | 一种站台雨棚固定螺丝松动检测方法 |
CN113161958A (zh) * | 2021-03-18 | 2021-07-23 | 国网浙江省电力有限公司温州供电公司 | 一种基于物联网的强电井低压封闭母线故障抢修装备 |
Family Cites Families (2)
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JP3248376B2 (ja) * | 1994-12-19 | 2002-01-21 | 松下電工株式会社 | 回路遮断器の端子装置 |
JP5192879B2 (ja) * | 2008-03-31 | 2013-05-08 | 河村電器産業株式会社 | 回路遮断器 |
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