JP4071734B2 - 2導体送電線の張り替え工法 - Google Patents
2導体送電線の張り替え工法 Download PDFInfo
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- JP4071734B2 JP4071734B2 JP2004106941A JP2004106941A JP4071734B2 JP 4071734 B2 JP4071734 B2 JP 4071734B2 JP 2004106941 A JP2004106941 A JP 2004106941A JP 2004106941 A JP2004106941 A JP 2004106941A JP 4071734 B2 JP4071734 B2 JP 4071734B2
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- yoke
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- 238000000034 method Methods 0.000 title claims description 22
- 230000005540 biological transmission Effects 0.000 title claims description 19
- 239000004020 conductor Substances 0.000 title description 6
- 239000012212 insulator Substances 0.000 claims description 60
- 239000000725 suspension Substances 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 238000005491 wire drawing Methods 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 240000002234 Allium sativum Species 0.000 description 1
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000004611 garlic Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Images
Description
3 がいし連装置 4 がいし連ヨーク
5 反転式金車 5a 吊ロープ
5a 吊金車 5c 曳行ロープ
6 取り付け金具 61 架線用ターンバックル
62 カマレス金物 63 ピン
64 平行クレビス 7 仮設配列ヨーク
8 延線用金車 9 接合線
10 電線引き留めクランプ 11 直角クレビス
Claims (1)
- 鉄塔の腕金に支持されたがいし連装置の先端のがいし連ヨークに、水平方向に間隔をあけて2条の電線の各一端を引き留めた電線を、新規な電線に張り替える工法において、
張り替える既設の2条の電線に反転式の吊り金車を多数間隔をあけて取り付け、上記当該既設の電線の両端部の上記がいし連ヨークの中央に仮設配列ヨークを水平に取り付け、既設の2条の電線の両端を上記がいし連ヨークから外して上記各仮設配列ヨークに取り付け、これらの2条の電線両端の各仮設配列ヨークを回転させて垂直にし、この状態の2条の電線のうちの下部の電線を各仮設配列ヨークから外してその一端に新線を接続して、上記2条のうちの上部の電線を親線として、当該下部の電線を上記多数の吊り金車を通して引っ張り、新線に張り替え、その新線の両端を仮設配列ヨークに取り付け、その後、仮設配列ヨークを180度回転させて上下逆にし、下部の既設の電線の両端を仮設配列ヨークから外してその一端に新線を接続し、上記上部に位置する新線を親線として、既設の電線を上記多数の吊り金車を通して引っ張り、新線に張替え、その新線の両端を仮設配列ヨークに取り付け、当該仮設配列ヨークを90度回転させて水平にし、2条の新線の両端を仮設配列ヨークから外してがいし連ヨークに取り付け、
上記がいし連ヨークの中央に水平に取付けた仮設配列ヨークは、がいし連ヨークの中央に取付けた棒状の取り付け金具の、がいし連ヨークの前方に突き出した延長部に仮設配列ヨークの中央部を係止し、上記延長部を軸として仮設配列ヨークが回転可能であることを特徴とする、送電線の張り替え工法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004106941A JP4071734B2 (ja) | 2004-03-31 | 2004-03-31 | 2導体送電線の張り替え工法 |
Applications Claiming Priority (1)
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JP2004106941A JP4071734B2 (ja) | 2004-03-31 | 2004-03-31 | 2導体送電線の張り替え工法 |
Publications (2)
Publication Number | Publication Date |
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JP2005295681A JP2005295681A (ja) | 2005-10-20 |
JP4071734B2 true JP4071734B2 (ja) | 2008-04-02 |
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JP2004106941A Expired - Lifetime JP4071734B2 (ja) | 2004-03-31 | 2004-03-31 | 2導体送電線の張り替え工法 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100464474C (zh) * | 2007-03-23 | 2009-02-25 | 上海市电力公司超高压输变电公司 | 高压输电线路用耐张绝缘子串的带电更换方法及装置 |
CN103199478A (zh) * | 2012-09-25 | 2013-07-10 | 邯郸供电公司 | 联板放线器 |
WO2016023141A1 (zh) * | 2014-08-13 | 2016-02-18 | 国家电网公司 | ±800kV特高压直流线路带电更换耐张硬管母跳线绝缘子工艺 |
CN104752996B (zh) * | 2015-04-19 | 2017-04-19 | 国网青海省电力公司培训中心 | 330kV输电线路带电更换耐张双联整串绝缘子方法 |
CN112234512A (zh) * | 2020-09-30 | 2021-01-15 | 广东电网有限责任公司江门供电局 | 一种用于更换转角绝缘子的紧线装置 |
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