Limiting high-voltage switch with rotation angle limiting function
The invention provides a limiting high-voltage switch with a rotation angle limiting function. The limiting high-voltage switch comprises a connecting lever box and a driving motor in transmission connection with a connecting lever shaft mounted in the connecting lever box, wherein a stop type rotat...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a limiting high-voltage switch with a rotation angle limiting function. The limiting high-voltage switch comprises a connecting lever box and a driving motor in transmission connection with a connecting lever shaft mounted in the connecting lever box, wherein a stop type rotation angle limiting apparatus is arranged in the connecting place between the connecting lever shaft and the driving motor. The limiting high-voltage switch has the beneficial effects as follows: the stop type rotation angle limiting apparatus is arranged in the connecting place between the connecting lever shaft and the driving motor, so that when the driving motor drives the connecting lever shaft to realize switch-off and switch-on, the rotation angle is stopped and limited by the stop type rotation angle limiting apparatus; therefore, it is ensured that the driving motor only can move within the limited rotation angle, to prevent damage to an arc extinguish chamber in the high-voltage switch caused by overshoot |
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