Arc extinguish chamber of switch
An arc extinguish chamber of a switch comprises a pair of side walls, a grid sheet group, a movable arc striking sheet and a static arc striking sheet, and the grid sheet group is located between the pair of side walls; the grid plate group at least comprises short grid plates and long grid plates;...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | An arc extinguish chamber of a switch comprises a pair of side walls, a grid sheet group, a movable arc striking sheet and a static arc striking sheet, and the grid sheet group is located between the pair of side walls; the grid plate group at least comprises short grid plates and long grid plates; the movable arc striking sheet comprises a movable arc striking sheet base part and a movable arc striking sheet extension section, the static arc striking sheet comprises a static arc striking sheet base part and a static arc striking sheet extension section, the static arc striking sheet base part is arranged at the other end in the array direction of the grid sheet group, the movable arc striking sheet extension section and the static arc striking sheet extension section are close to each other, and an arc inlet is formed in the closest position; the distance between the top end of the base part of the movable arc striking sheet and the group of long grid sheets in the grid sheet array direction is D1; an electr |
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