Four -core telephone line

• Main Authors: CHEN YI, CHEN GUANGQUAN, HU ZHISHENG
• Format: Patent
• Language: Chinese; English
• Published: 26.12.2017
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CONDUCTORS; ELECTRICITY; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

The utility model discloses a four -core telephone line, including four conductive core, including a cable core, the outer parcel of insulating layer has the shielding layer, four conductive core's the outer parcel of four shielding layers has same restrictive coating, be provided with four circular slots on the restrictive coating, the diameter of circular slot is less than conductive core's diameter, the intercommunication has the space on the circular slot. The utility model discloses following beneficial effect has: this kind of telephone line has improved technical staff's work efficiency when can satisfy customer's user demand. 本实用新型公开了种四芯电话线，包括四根导电线芯，所述导线线芯外包裹有绝缘层，所述绝缘层外包裹有屏蔽层，所述四根导电线芯的四个屏蔽层外包裹有同个护套层，所述护套层上设置有四个圆槽，所述圆槽的直径小于导电线芯的直径，所述圆槽上连通有空隙。本实用新型具有以下有益效果：这种电话线能满足客户的使用需求的同时提高了技术人员的工作效率。