Two umbrella -types exchange resistant dirty cap and pin insulator

• Main Authors: WU RENGUO, CHEN JIASHENG, FENG LANQIAO
• Format: Patent
• Language: Chinese; English
• Published: 06.04.2016
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CONDUCTORS; ELECTRICITY; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

The utility model provides a two umbrella -types exchange resistant dirty cap and pin insulator, including insulating part full skirt and top part, there is a steel foot that is located central authorities between insulating part full skirt and the top part, the insulating part full skirt is for the disc and have double -deck umbrella, the level and smooth nothing of full skirt is the arris down, and the umbrella -type is open, be the insulating part head of cavity form in the middle of the part of top, be covered with the chapeau de fer outside the insulating part head steel midfoot surface is equipped with round triangle -shaped convex body, just is in the peripheral butt fusion of triangle -shaped convex body has the zinc cover. The utility model discloses a triangle -shaped convex body with dissolve in the zinc cover of triangle -shaped convex body, in steel foot atress extensional process, the triangle -shaped convex body is held zinc cover and is not taken place the separation and drop, anti mechanical