Underground Cable Support Device

• Main Author: NAM SANG IN
• Format: Patent
• Language: English; Korean
• Published: 12.03.2021
• Subjects: BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERATION; HEATING; INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The present invention relates to an apparatus for preventing sagging of cables for underground distribution so as to improve the bearing capacity of power cables, comprising: wire fitting grooves (31) formed in pairs at the front and rear ends of the cable support arm (30), respectively; a parallel cross wire (40) inserted into the wire fitting groove (31) while crossing the end of the cable support arm (30); a hollow support (32) formed in the cable support arm (30) while being parallel to the wire fitting groove (31) at regular intervals, and having a pin hole (33) in the center; a press-fitting pin (50) that is press-fitted into the pin hole (33) of the hollow support (32); a flange (51) formed at the end of the press-fitting pin (50) and in close contact with the end of the hollow support (32); a wire binding portion (53) formed in the center of the end of the flange (51) and having an annular semicircular groove (52) on the outer circumferential surface; two pairs of two pairs of wires bent in a U shape at both ends of the cross wire (40) and having a center coincident with the center of the annular semicircular groove (52) while forming regular intervals in the vertical direction with the wire binding part (53) interposed therebetween horizontal coupling unit (41); an arc-shaped pin support part (42) that connects the ends of the horizontal binding part (41) located in the upper and lower parts and is in close contact with the outer circumferential surface of the wire binding part (53); wire locking pin (70) inserted into the horizontal binding part (41) and the annular semicircular groove (52) to connect the horizontal binding part (41) and the wire binding part (53). 본 발명은 전력케이블의 지지력을 향상시킬 수 있도록 한 지중배전용 케이블 처짐방지장치에 관한 것으로, 케이블 지지암(30)의 전후방 단부에 각각 쌍으로 형성되는 와이어 끼움홈(31); 케이블 지지암(30)의 단부를 가로지르면서 와이어 끼움홈(31)에 삽입되는 평행한 크로스 와이어(40); 와이어 끼움홈(31)과 일정한 간격으로 평행을 이루면서 케이블 지지암(30)에 형성되고, 중심에 핀구멍(33)을 갖는 중공지지체(32); 중공지지체(32)의 핀구멍(33)으로 압입되는 압입핀(50); 압입핀(50)의 단부에 형성되고, 중공지지체(32)의 단부에 밀착되는 플랜지(51); 플랜지(51)의 단부 중심에 형성되고, 외주면에 환형반원홈(52)을 갖는 와이어 결속부(53); 크로스 와이어(40)의 양단에서 U자 모양으로 벤딩되고, 와이어 결속부(53)를 사이에 두고 서로 상하방향으로 일정한 간격을 이루면서 환형반원홈(52)의 중심과 일치되는 중심을 갖는 두 쌍의 수평결속부(41); 상하부에 위치된 수평결속부(41)의 단부를 연결하고, 와이어 결속부(53)의 외주면에 밀착되는 원호형의 핀지지부(42); 수평결속부(41)와 환형반원홈(52)으로 삽입되어 수평결속부(41)와 와이어 결속부(53)를 연결하는 와이어 걸림핀(70)을 포함한다.