UNDERGROUND OPENING/CLOSING APPARATUS
According to an underground switchgear of the present invention, the underground switchgear comprises: a barrier formed with a space part; a pair of fixed contact points wherein an inclined surface is formed in the space part of the barrier, and provided on each of the inclined surface; a shaft comp...
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Main Author | |
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Format | Patent |
Language | English Korean |
Published |
31.08.2022
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Subjects | |
Online Access | Get full text |
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Summary: | According to an underground switchgear of the present invention, the underground switchgear comprises: a barrier formed with a space part; a pair of fixed contact points wherein an inclined surface is formed in the space part of the barrier, and provided on each of the inclined surface; a shaft composed by penetrating the barrier, and penetrating between the pair of fixed contact points; a length extension part rotatably provided on an upper part of the space part, and capable of extending and contracting a length; a connection port provided at an end part of the length extension part; and a moving arm wherein one end is provided on the shaft and the other end is provided on the connection port, which rotates the connection port by a rotational motion of the shaft to connect to and disconnect from the fixed contact point. Therefore, the present invention is capable of improving an insulation performance.
본 발명의 지중 개폐기에 따르면, 공간부가 형성된 배리어; 상기 배리어의 공간부에 경사면이 형성되고, 상기 경사면에 각각 구비되는 한 쌍의 고정접점; 상기 배리어를 관통하되, 상기 한 쌍의 고정접점 사이를 관통하며 구비된 샤프트; 상기 공간부의 상부에 회전가능하게 구비되고, 길이의 연장과 수축이 가능한 길이연장부; 상기 길이연장부의 끝단에 구비되는 접속구; 및 일단이 상기 샤프트에 구비되고, 타단이 상기 접속구에 구비되어, 상기 샤프트의 회전동작에 의해 상기 접속구를 회전시켜 고정접점에 접속 및 분리시키는 무빙암;을 포함한다. |
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Bibliography: | Application Number: KR20210188671 |