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    • 4. 发明公开
    • 폴리머 투관 및 이를 이용한 케이블 종단 접속부
    • 聚合物布线绝缘子和电缆终端连接部分使用聚合物布线绝缘子
    • KR1020100027138A
    • 2010-03-10
    • KR1020097026343
    • 2008-06-13
    • 쇼와 전선 케이블 시스템 주식회사
    • 아다치카즈히사세마노부유키신타테히토시오기시마미유키시나가와쥰이치
    • H02G15/02
    • H02G15/064H01B17/42
    • The voltage of an operation voltage can be increased while avoiding the necessity of increasing the diameter of the polymer bushing insulator. A polymer bushing insulator (1) comprises a conductor pullout rod (2) disposed on its center and having a conductor insertion hole (2a) at its lower end, a hard insulator (3) provided on the outer periphery of the conductor pullout rod (2) and having a receiving port (31a) for a cable terminal (7) at its lower end, and a polymer cover (4) provided on the outer periphery of the insulator (3) and comprising a number of pleat parts (4a) while providing spaces among them in the longitudinal direction. A large-diameter part (33) is provided at a part around the lower end of the insulator (3) and above the conductor insertion hole (2a). A cylindrical shielding metal fitment (6) is buried concentrically with the conductor pullout rod (2) in the large-diameter part (33). Further, an electric field relaxation layer (5) is provided at the interface of the large-diameter part (33) and the polymer cover (4).
    • 可以增加操作电压的电压,同时避免增加聚合物衬套绝缘体的直径。 聚合物套管绝缘体(1)包括设置在其中心的导体拉出杆(2),在其下端具有导体插入孔(2a),设置在导体拉出杆的外周上的硬绝缘体(3) 2),并且在其下端具有用于电缆端子(7)的接收端口(31a)和设置在绝缘体(3)的外周上并包括多个褶皱部分(4a)的聚合物盖(4) 同时在纵向上提供它们之间的空间。 在绝缘体(3)的下端部和导体插入孔(2a)的上方的一部分设有大直径部(33)。 圆柱形屏蔽金属配件(6)与导体拉出杆(2)同心地埋在大直径部分(33)中。 此外,在大直径部(33)和聚合物盖(4)的界面处设置电场缓和层(5)。
    • 5. 发明公开
    • 어레스터
    • 避雷器
    • KR1020090110313A
    • 2009-10-21
    • KR1020097015326
    • 2008-01-21
    • 쇼와 전선 케이블 시스템 주식회사
    • 아다치카즈히사세마노부유키
    • H01C7/12H02B13/02
    • H01C7/123H01C7/126
    • An arrestor in which surface pressure at the interface between the inner peripheral surface of a reception opening of a fixed bushing and the outer peripheral surface of the forward end of an insulation tube is maintained at an appropriate level. The arrestor has the insulation tube (1) having a conductor (2) at its forward end, a stacked body (4) of arrestor elements, inserted into the insulation tube (1) with a high-voltage electrode (3) in between, a ground electrode (5) placed at the rear end side of the arrestor element stacked body (4), a coiled spring (8) placed at the rear end side of the ground electrode (5) so as to be concentric with the insulation tube (1), a metal case (6) surrounding the insulation tube (1), the ground electrode (5), and the spring (8), and a sealing member (7) installed at the opening on the rear end side of the metal case (6). The outer diameter of the rear end side of the insulation tube (1) is set smaller than the outer diameter of the center portion of the insulation tube (1). Also, a tapered outer surface (13) is provided at the outer periphery of the forward end (11) of the insulation tube (1).
    • 将固定衬套的接收口的内周面与绝缘管的前端的外周面的界面的表面压力保持在适当的水平的避雷器。 避雷器具有其前端具有导体(2)的绝缘管(1),其间具有高压电极(3)的绝缘管(1)的堆叠体(4) 放置在避雷器元件堆叠体(4)的后端侧的接地电极(5),设置在接地电极(5)的后端侧以与绝缘管同心的螺旋弹簧(8) (1),围绕绝缘管(1)的金属壳体(6),接地电极(5)和弹簧(8),以及密封构件(7),其安装在 金属外壳(6)。 绝缘管(1)的后端侧的外径被设定为小于绝缘管(1)的中心部分的外径。 此外,在绝缘管(1)的前端(11)的外周设置锥形外表面(13)。
    • 6. 发明公开
    • 어레스터
    • 避雷器
    • KR1020080105069A
    • 2008-12-03
    • KR1020087021971
    • 2007-03-02
    • 가부시키가이샤 니혼 에이이 파워시스템즈
    • 이와이다타케시사이토카즈히로아다치카즈히사세마노부유키완시난
    • H01C7/10H01C7/102
    • H01C7/126
    • To ensure a surface pressure on the interface between the insertion hole in a bushing and a rubber mold body to prevent a void from occurring. The inventive bushing (2) is provided with an insertion hole (3a) for housing an arrester mold body (6), and a tapered insertion hole (53a) spreading in a conical shape from the high pressure side of the bushing (2) to the low pressure side is provided in a region where electric field of the insertion hole (3a) concentrates. The arrester mold body (6) is provided with a rubber mold body (67) consisting of silicone rubber or the like integrally molded around the outer periphery of an arrester element laminate (61), and the rubber mold body (67) is provided with a conical portion (67b) to be able to be fitted to the tapered inner surface of the tapered insertion hole (53a). ® KIPO & WIPO 2009
    • 确保衬套上的插入孔和橡胶模具体之间的界面上的表面压力,以防止发生空隙。 本发明的衬套(2)设置有用于容纳避雷器模具本体(6)的插入孔(3a)和从衬套(2)的高压侧向锥形扩展的锥形插入孔(53a), 低压侧设置在插入孔(3a)的电场集中的区域。 避雷器模具本体(6)设置有由围绕避雷器元件叠层体(61)的外周整体成形的硅橡胶等构成的橡胶模体(67),橡胶模体(67) 锥形部分(67b)能够装配到锥形插入孔(53a)的锥形内表面。 ®KIPO&WIPO 2009