High-low-voltage junction boxes and a method for uninterrupted construction using recycled composite resin

• Main Authors: SANG, HYUNG JOO, LEE, YEONG GYU, YU, JO UNG, YOO, SOON KYUNG
• Format: Patent
• Language: English; Korean
• Published: 29.05.2017
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES

A high/low pressure connection box using a recycled composite resin according to an aspect of the present invention comprises: an ultra-high strength insulation manhole cover; a manhole frame which is coupled to the manhole cover; a height-adjustable mortar ring which is installed on a site to be provided at the lower portion of the manhole frame, and adjusts the height of the manhole frame; a support concrete ring which is provided at the lower portion of the height-adjustable mortar ring, and supports the manhole frame; a connection structure which is coupled to the lower portion of the support concrete ring, and has an electric cable positioned therein; an insertion hole which is formed on the outer surface of the connection structure such that the electric cable is inserted into the connection structure; and a bottom plate which is provided in the lower portion of the connection structure, and supports the connection structure. 본 발명의 일 측면에 따른 재활용 복합수지를 이용한 고·저압 접속함은 초고강도 절연 맨홀뚜껑과, 상기 맨홀뚜껑과 결합하는 맨홀 틀과, 상기 맨홀 틀의 하부에 구비되도록 현장 타설되어 상기 맨홀 틀의 높이를 조절하는 높이조절모르타르 링과, 상기 높이조절모르타르 링의 하부에 구비되어 상기 맨홀 틀을 받치는 받침콘크리트 링과, 상기 받침콘크리트 링의 하부와 결합하여 내부에 전기케이블이 위치하는 접속구조체와, 상기 접속구조체의 외면에 형성되어 전기케이블이 상기 접속구조체의 내부에 삽입되도록 하는 삽입홀과, 상기 접속구조체의 하부에 구비되어 상기 접속구조체를 받치는 바닥판을 구비할 수 있다.