VACUUM SWITCHGEAR

To reduce the size of a mold required for resin molding, and reduce the cost, and improve a manufacturing time and yield.SOLUTION: A vacuum switchgear according to the present invention includes a vacuum valve in which a fixed side electrode and a movable side electrode that face each other are stor...

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Bibliographic Details
Main Authors TAMURA KOZO, SATO SHINDAI
Format Patent
LanguageEnglish
Japanese
Published 05.08.2021
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:To reduce the size of a mold required for resin molding, and reduce the cost, and improve a manufacturing time and yield.SOLUTION: A vacuum switchgear according to the present invention includes a vacuum valve in which a fixed side electrode and a movable side electrode that face each other are stored, an operation mechanism unit that drives the movable side electrode, and an operating insulating rod that connects the movable electrode and the operating mechanism, the circumference of the vacuum valve and the operating insulating rod is covered with a resin mold portion, and the resin mold portion has a divided structure.SELECTED DRAWING: Figure 1 【課題】樹脂の成型に必要な金型が小さくて済み、コストや製造時間、歩留まりの向上を改善すること。【解決手段】本発明の真空開閉装置は、上記課題を解決するために、相対向する固定側電極と可動側電極が格納されている真空バルブと、前記可動側電極を駆動する操作機構部と、前記可動側電極と前記操作機構部とを連結する操作用絶縁ロッドを備え、前記真空バルブと前記操作用絶縁ロッドの周囲が樹脂モールド部で覆われている真空開閉装置であって、前記樹脂モールド部は、分割構造であることを特徴とする。【選択図】図１
Bibliography:Application Number: JP20200006690