10KV porcelain insulator with pressure-sensitive device for automatically adjusting lightning protection ice
The utility model discloses a 10KV automatic adjustment lightning protection ice porcelain insulator with a pressure-sensitive device. The porcelain insulator is provided with multiple porcelain umbrella skirts with different sizes. Wherein one end of the porcelain insulator body connected with the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a 10KV automatic adjustment lightning protection ice porcelain insulator with a pressure-sensitive device. The porcelain insulator is provided with multiple porcelain umbrella skirts with different sizes. Wherein one end of the porcelain insulator body connected with the piercing wire clamp is a high-voltage end, and one end of the porcelain insulator body connected with the grounding fixing device is a low-voltage end. A cavity is formed in the lower portion of the porcelain insulator body, and a ZnO piezoresistor is arranged in the cavity to form a whole. And an arc striking rod is arranged at the high-voltage end of the porcelain insulator body and is opposite to a lightning protection trigger connected to the ZnO voltage dependent resistor. The reclosing device is reasonable in design, can be used in high cold, high temperature and high sea area, is easy to install, is low in investment and operation maintenance cost, can effectively improve the reclosing success rate after the |
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