To facilitate installation work and enable a maintenance vehicle to transit safely, in order to secure the safety of operators and reduce the risk of a power equipment breakdown.SOLUTION: An overhead-wire grounding unit 30 for grounding an overhead-wire 16 via a grounding cable comprises: a hook 32 made of a conductor to be hooked on a grounding object portion of an overhead-wire support part 12; a grounding hardware 34 fixed on the ground; an earth cable 36 for connecting the grounding hardware 34 to the hook 32; and an operation rod 40 for hanging the hook 32 on the overhead-wire support part 12. The operation rod 40 is constituted to be bendable according to a self-lock hinge 50 arranged at a midway bending point.SELECTED DRAWING: Figure 6
【課題】設置作業を容易とし、保守用車が安全に通過できるようにして、作業員の安全確保及び電力設備損傷のリスク低減を図る。【解決手段】接地ケーブルを介して架線16を接地するための架線接地器30において、架線支持部12の接地対象箇所に掛ける導電体製のフック32と、地上に固定される接地金物34と、該接地金物34と前記フック32を結ぶアース線36と、前記フック32を前記架線支持部12に掛けるための操作ロッド40とを備え、前記操作ロッド40が途中の屈曲点に配設されたセルフロックヒンジ50により屈曲可能とされている。【選択図】図6
OVERHEAD-WIRE GROUNDING UNIT
架線接地器
2020-10-22
Patent
Electronic Resource
Japanese
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